ЭЕШ (Нийт: 13,274)

Он:
Хувилбар:
Агуулга:
Х.Э чадамж
Танин мэдэхүйн түвшин:
Дугаар:
Оноо:
Минут:
Х.Э.Чадвар
Ч.Алхам
Т.М.Түвшин
Ү. нэгж
Суралцахуйн ҮД
Шалгуур
Гүйцэтгэл Т
Оноо: 2 Минут: 1
B хувилбарын 25-р даалгавар

х2-6\left |x \right |+5=0 тэгшитгэлийн шийдүүдийн нийлбэрийг ол. 

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Function: require_once

  • A.

    10

  • B.

    2

  • C.

    0

  • D.

    12

  • E.

    6

Оноо: 2 Минут: 1
B хувилбарын 24-р даалгавар

Зурагт өгөгдсөн тойргийн тэгшитгэл бич. 

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Function: require_once

  • A.

    (x+4)2+(y+3)2=25

  • B.

    (x-4)2+(y-3)2=100

  • C.

    (x-4)2+(y-3)2=25

  • D.

    (x+4)2+(y+3)2=100

  • E.

    (x-3)2+(y-4)2=25

Оноо: 2 Минут: 1
A хувилбарын 23-р даалгавар

f(3x+5)=9x+30x+180 бол  f'(-1)=?

 

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Function: display

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Function: require_once

  • A.

    -6

  • B.

    -2

  • C.

    12

  • D.

    4

  • E.

    3

Оноо: 2 Минут: 1
A хувилбарын 40-р даалгавар

Термодинамик хуванцарын нэг нь полиакрилнитрил  юм. Полиакрилнитрил үйлдвэрлэлийн  I, II, III үе шатны урвалын тэгшитгэлийн зөв дараалалд ороолна уу.

 

 

 

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Function: require_once

  • A.

    2; 3; 1

  • B.

    1; 2; 3

  • C.

    3; 2; 1

  • D.

    2; 1; 3

  • E.

    1; 3; 2

Оноо: 2 Минут: 1
A хувилбарын 22-р даалгавар

cos2 (180^{\circ} +x)+2cos(90^{\circ}+x) =2 тэгшитгэлийн 180^{\circ} \leqx\leq360^{\circ}  завсарт байх бүх шийдийг ол.

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Function: require_once

  • A.

    315°

  • B.

    90°

  • C.

    270°

  • D.

    300°

  • E.

    210°

Оноо: 2 Минут: 1
B хувилбарын 23-р даалгавар

f(3x+5)=9x2 +30x+18  бол f'(2)= ? 

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Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    4

  • B.

    6

  • C.

    66

  • D.

    -3

  • E.

    114

Оноо: 2 Минут: 1
B хувилбарын 22-р даалгавар

cos2(90°+x)+3cos2(180°+x)=2  тэгшитгэлийн 90°\leqslantх\leqslant180°  завсарт байх бүх шийдийг ол. 

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Function: view

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Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    90°

  • B.

    225°

  • C.

    150°

  • D.

    180°

  • E.

    135°

Оноо: 2 Минут: 1
A хувилбарын 21-р даалгавар

ABCD квадратын AC дианоналийг M цэг AM = 3, MC=9 байхаар хуваажээ. BM-ийн уртыг ол.

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Function: require_once

  • A.

    3√5

  • B.

    3√3

  • C.

    6

  • D.

    3

  • E.

    4√3

Оноо: 2 Минут: 1
B хувилбарын 21-р даалгавар

ABCD квадратын АС диагоналийг М цэг АМ=5,MC=7  байхаар хуваажээ. BM- ийн уртыг ол. 

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Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
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File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    6

  • B.

    5√2

  • C.

    4√3

  • D.

    √37

  • E.

    3√3

Оноо: 2 Минут: 1
A хувилбарын 20-р даалгавар

Дараалын эхний n гишүүний нийлбэр S=2n+6n томъёогоор өгөгджээ. Хэрэв энэ дараалал геометр прогресс бол q-г ол . Арифметик прогресс бол d-г ол. 

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File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
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File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
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File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    \frac{.. }{\cdot \cdot }q=2

  • B.

    \frac{..}{..}q=4

  • C.

    \frac{.}{.}q=6

  • D.

    \frac{..}{..}q=6

  • E.

    \frac{.}{.}q=4

Оноо: 2 Минут: 1
A хувилбарын 39-р даалгавар

23.4 г натрийн хлоридыг 250 мл усанд уусган хэсэг хугацаанд электролиз явуулахад анод дээр 5.6 л хий ялгарав (дагалдах урвал явагдаагүй ). Анод дээр ялгарсан хлорын эзлэхүүн ба электролизоор задарсан усны массыг олно уу. 

 

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Function: require_once

  • A.

    4.48 л хлор, 14.2 г H2O

  • B.

    1.12 л хлор, 9 г H2O

  • C.

    5.6 л хлор, 4.5 г H2O

  • D.

    5.6 л хлор, 150 г H2O

  • E.

    4.48 л хлор, 1.8 г H2O

Оноо: 2 Минут: 1
B хувилбарын 20-р даалгавар

Дарааллын эхний n гишүүний нийлбэр sn=3n2+n томьёогоор өгөгджээ. Хэрэв энэ дараалал геометр прогресс бол q-г ол, Арифметик прогресс бол d-г ол.  

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File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    \frac{\cdot }{\cdot }d=4

  • B.

    \frac{\cdot\cdot }{\cdot\cdot }q=6

  • C.

    \frac{\cdot }{\cdot }d=6

  • D.

    \frac{\cdot\cdot }{\cdot\cdot }q=4

  • E.

    \frac{\cdot\cdot }{\cdot\cdot }q=2

Оноо: 2 Минут: 1
D хувилбарын 38-р даалгавар

Дараах нэгдлүүдээс :

-геометрийн изомер үүсгэдэг өөр өөр ангийн төлөөлөгчид- X

-нэг ангийн төлөөлөгчид болох функциональ бүлгийн байршлаас хамаарсан изомер-Ү

-хираль атом бүхий оптикийн изомер - Z тус тус хэд байгааг тодорхойлно уу.

 

 

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File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
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File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    Х-2, Ү-3, Z-3

  • B.

    X-2, Y-3, Z-2

  • C.

    X-2, Y-2, Z-4

  • D.

    X-2, Y-2, Z-3

  • E.

    X-2, Y-2, Z-2

Оноо: 2 Минут: 1
A хувилбарын 19-р даалгавар

y=\tfrac{1}{4-x}2 функцийн буурах завсрыг ол.

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Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
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Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
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  • A.

    ]0;2[,]2;+∞[

  • B.

    ]-∞;0[

  • C.

    ]-2;2[

  • D.

    ]-∞;-2[,]-2;0[

  • E.

    ]-∞;-2[

Оноо: 2 Минут: 1
B хувилбарын 19-р даалгавар

y=\frac{1}{9-x^{2}}  функцийн буурах завсрыг ол. 

 

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File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
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File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
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Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    1729

  • B.

    1730

  • C.

    1731

  • D.

    1732

  • E.

    1733

Оноо: 2 Минут: 1
A хувилбарын 38-р даалгавар

Дараах нэгдлүүдээс:

-геометрийн изомер үүсгэдэг өөр өөр ангийн төлөөлөгчид - Х 

- нэг ангийн төлөөлөгчид болох функциональ бүлгийн байршлаас хамаарсан изомер - Ү 

- хираль атом бүхий оптикийн изомер - Z тус тус хэд байгааг тодорхойлно уу.

 

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File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
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Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    X-2, Y-2, Z- 4

  • B.

    X-2, Y-3, Z- 3

  • C.

    X-2, Y-3, Z- 2

  • D.

    X-2, Y-2, Z- 3

  • E.

    X-2, Y-4, Z- 2

Оноо: 2 Минут: 1
A хувилбарын 18-р даалгавар

тэгшитгэл бишийн хамгийн их бүхэл шийдийг ол. 

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Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    6

  • B.

    5

  • C.

    7

  • D.

    3

  • E.

    -1

Оноо: 2 Минут: 1
B хувилбарын 18-р даалгавар

 тэнцэтгэл бишийн хамгийн их бүхэл тоон шийдийг ол. 

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Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
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Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    10

  • B.

    5

  • C.

    -5

  • D.

    7

  • E.

    6

Оноо: 2 Минут: 1
A хувилбарын 17-р даалгавар

Хоёр хүн байг буудаад онох магадлал харгалзан 0,7;0.5 байв. Тэд бие биеэсээ хамаарахгүй нэг нэг бууджээ. Хоёулаа байг оноогүй байх магадлалыг ол

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Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    0,65

  • B.

    0,85

  • C.

    0,35

  • D.

    0,15

  • E.

    0,8

Оноо: 2 Минут: 1
B хувилбарын 17-р даалгавар

Хоёр хүн байг буудаад онох магадлал  харгалзан 0.5; 0.6 байв. Тэд бие биеээсээ хамаарахгүй нэг нэг бууджээ. Хоёулаа байг оноогүй байх магадлалыг  ол. 

A PHP Error was encountered

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Filename: core/Model.php

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Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    0.1

  • B.

    0.8

  • C.

    1.1

  • D.

    0.2

  • E.

    0.3

Оноо: 2 Минут: 1
A хувилбарын 16-р даалгавар

a= log27 ; b=log4 2; c=log2 2-5  эрэмбэл.

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    a< c< b

  • B.

    c< a< b

  • C.

    a< b< c

  • D.

    c< b< a

  • E.

    b< a< c

Оноо: 2 Минут: 1
B хувилбарын 16-р даалгавар

a=log22-6; b=log423; c= log824  эрэмбэл.  

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    b< a< c

  • B.

    c< a< b

  • C.

    a< b< c

  • D.

    c< b< a

  • E.

    a< c< b

Оноо: 2 Минут: 1
A хувилбарын 15-р даалгавар

\int2e8x dx    интеграл бод, 

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

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Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    \frac{e^{8x}}{8}+c

  • B.

    \frac{e^{8x}}{2}+c

  • C.

    16e^{8x-1}+c

  • D.

    2e^{8x}+c

  • E.

    \frac{e^{8x}}{4}+c

Оноо: 2 Минут: 1
C хувилбарын 15-р даалгавар

\int 2e^{6x}dx интеграл бод .

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    8e4x-1+c

  • B.

    \frac{e^{4x}}{4}+c

  • C.

    \frac{e^{4x}}{2}+c

  • D.

    2e4x+c

  • E.

    \frac{e^{4x}}{8}+c

Оноо: 2 Минут: 1
A хувилбарын 37-р даалгавар

Пентен -1  гэсэн хувирлын X, Y, Z  нэгдлүүлийг тодорхойлно уу.

A. пентанол-2        пентен - 1         1 - бром пентан 

B. пентанол-2        пентен - 2          2 - бром пентан 

C. пентанол-3        пентен - 3          3 - бром пентан 

D. пентанол-2        пентен - 1          2 - бром пентан 

E. пентанол-1        пентен - 2          1 - бром пентан 

 

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Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    A

  • B.

    B

  • C.

    C

  • D.

    D

  • E.

    E

Оноо: 2 Минут: 1
A хувилбарын 14-р даалгавар

ABC гурвалжны \angleABC =75^{\circ} \angleACB=45^{\circ}  , BC= 2 бол AB талын уртыг ол

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    \frac{1}{\sqrt{3}}

  • B.

    \sqrt{2}

  • C.

    2\sqrt{\frac{2}{3}}

  • D.

    \frac{2}{3}

  • E.

    2

Оноо: 2 Минут: 1
B хувилбарын 14-р даалгавар

ABC гурвалжны \angleABC=75°, \angleACB=45° ,  BC=3 бол АВ талын уртыг ол. 

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    √6

  • B.

    √2/3

  • C.

    √3/2

  • D.

    2√3

  • E.

    2√2/3

Оноо: 2 Минут: 1
D хувилбарын 37-р даалгавар

Пентин - 1  гэсэн хувиралын X, Y, Z нэгдлүүдийг тодорхойлго уу. 

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    пентанон-2 пентанол-1 пентен-2

  • B.

    пентанон-2 пентанол-1 пентен-1

  • C.

    пентанон-2 пентанол-2 пентен-1

  • D.

    пентанон-2 пентанол-2 пентен-2

  • E.

    пентанон-2 пентанол-2 дипентилийн эфир

Оноо: 2 Минут: 1
A хувилбарын 13-р даалгавар

a, b цифрүүдийн нийлбэр 8 бол 

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    196

  • B.

    160

  • C.

    176

  • D.

    180

  • E.

    168

Оноо: 2 Минут: 1
B хувилбарын 13-р даалгавар

a,b цифрүүдийн нийлбэр 7 бол \bar{ab}+\bar{ba}+\bar{aa}+\bar{bb}=?

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    176

  • B.

    140

  • C.

    147

  • D.

    133

  • E.

    154

Оноо: 2 Минут: 1
B хувилбарын 12-р даалгавар

ctg\alpha=\frac{5}{12} ба  \pi < \alpha < \frac{3\pi }{2} бол cos \alpha=?

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    -\frac{4}{5}

  • B.

    \frac{12}{13}

  • C.

    -\frac{3}{5}

  • D.

    -\frac{5}{13}

  • E.

    -\frac{12}{13}

Оноо: 2 Минут: 1
A хувилбарын 12-р даалгавар

ctg\alpha= \frac{5}{12} ба \pi < \alpha <\frac{3\pi }{2} бол sin\alpha= ?

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    \frac{12}{13}

  • B.

    -\frac{12}{13}

  • C.

    -\frac{3}{5}

  • D.

    \frac{5}{13}

  • E.

    -\frac{5}{13}

Оноо: 2 Минут: 1
D хувилбарын 36-р даалгавар

Этиламмины гидрохлорид ( [CH3 - CH2 - NH3] CI )- д: 

- Чөлөөт хос электроноор 

- Хослоогүй электроноор дундын хос үүсгэх 

- Ион үүсгэх механизмаар үүссэн химийн холбоо тус тус хэд байгааг тодорхойлно уу.

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    1; 8; 1

  • B.

    1; 6; 2

  • C.

    2; 8; 1

  • D.

    1; 8; 2

  • E.

    1; 9; 1

Оноо: 2 Минут: 1
B хувилбарын 11-р даалгавар

х2+8х+3-a=0 тэгшитгэлийн язгуурууд х1ба х12 бол a=?

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    13

  • B.

    -5

  • C.

    -13

  • D.

    5

  • E.

    3

Оноо: 2 Минут: 1
A хувилбарын 36-р даалгавар

Этиламины гидрохлорид ({CH3-CH2-NH3}Cl)-д:

-Чөлөөт хос элекроноор

-Хослоогүй элекроноор дундын хос үүсгэх

- Ион үүсгэх механизмаар үүссэн химийн холбоо тус тус хэд байгааг тодорхойлно уу.

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    1; 8; 1

  • B.

    1; 9; 1

  • C.

    2; 8; 1

  • D.

    1; 7; 2

  • E.

    2; 7; 2

Оноо: 2 Минут: 1
B хувилбарын 10-р даалгавар

Найман хүнийг 3 ба 5 хүнтэй хоёр багт хуваах нийт боломжийн тоог ол. 

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Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    A_{8}^{3}*A_{5}^{5}

  • B.

    C_{8}^{3}*C_{5}^{5}

  • C.

    8!

  • D.

    5!

  • E.

    3!*5!

Оноо: 2 Минут: 1
A хувилбарын 35-р даалгавар

Дараах хувирал дахь Х бодисыг тодорхойлж, исэлдүүлэгчийн эквивалент массыг олно уу.

KMnO+ NaNO2 +H2O = NaNO3 + X + KOH

 

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    \small MnO_2, 52.6 г/экв

  • B.

    \small K_2MnO_4, 158 г/экв

  • C.

    \small K_2MnO_4, 197 г/экв

  • D.

    \small MnO_2, 158 г/экв

  • E.

    \small Mn^{2+}, 31.6 г/экв

Оноо: 2 Минут: 1
A хувилбарын 11-р даалгавар

x+2x+3-a=0 тэгшитгэлийн язгуурууд x, x,  ба x= xбол a=?

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    2

  • B.

    4

  • C.

    0

  • D.

    -2

  • E.

    3

Оноо: 2 Минут: 1
B хувилбарын 35-р даалгавар

Дараах хувирал дахь Х бодисыг тодорхойлж, ангижруулагчийн эквивалент массыг олно уу.

\small KMnO_4+NaNO_2+KOH=NaNO_3+X+H_2O

 

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    \small K_2MnO_4, 69 г/экв

  • B.

    \small MnO_2, 158 г/экв

  • C.

    \small K_2MnO_4, 34.5 г/экв

  • D.

    \small MnO_2​​​​​​​, 69 г/экв

  • E.

    \small Mn^{2+}, 34.5 г/экв

Оноо: 2 Минут: 1
A хувилбарын 10-р даалгавар

Долоон хүнийг 2 ба 5 хүнтэй хоёр багт хуваах нийт боломжийн тоог ол. 

A PHP Error was encountered

Severity: Notice

Message: Undefined property: Items::$keys2017

Filename: core/Model.php

Line Number: 77

Backtrace:

File: /var/www/clients/client1/web9/web/application/views/site/items/list.php
Line: 485
Function: __get

File: /var/www/clients/client1/web9/web/application/views/site/globals/layout.php
Line: 12
Function: view

File: /var/www/clients/client1/web9/web/application/core/MY_Loader.php
Line: 37
Function: view

File: /var/www/clients/client1/web9/web/application/controllers/site/Items.php
Line: 845
Function: display

File: /var/www/clients/client1/web9/web/public_html/index.php
Line: 319
Function: require_once

  • A.

    5!

  • B.

    A_{7}^{2}*A_{5}^{5}

  • C.

    7!

  • D.

    C_{7}^{2}*C_{5}^{5}

  • E.

    2!*5!

Нийт: 13,274