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гишүүнчлэн үржих 3

Authored by Munkhtsetseg Jamsran

Mathematics

7th Grade

Used 1+ times

гишүүнчлэн үржих 3
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

0

8c-4a+6b

8c+4a+6b

8c-4a-6b

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(5x+2y)-(2x-3y) илэрхийллийг хялбарчил

3x-5y

3x+5y

7x-y

7x+y

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(13x-11y+10z)-(-15x+10y-15z)

28x+21y-5z

28x+21y+5z

28x-y+25z

28x-21y+25z

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-5m2-5mn+2n2

-5m2+5mn-2n2

5m2-3mn-2n2

5m2-5mn

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-3a3(a2b-b)+7ab(a4-2a2)= илэрхийллийг хялбарчил.

-11a10b2-14a6b2

-11a5b-14a3b

4a5b-11a3b

4a10b2-11a6b2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5.6-3(2-0.4x)=

1.2x+0.4

1.2x-0.4

3.4x-11.6

3.4x+11x

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8(2-4x)-6(8-3x)=

-40x-32

14x-32

-14x-32

-14x+32

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