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тест 8 алгебра

Authored by Anastasia Danilova

Mathematics

8th Grade

Used 76+ times

тест 8 алгебра
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11 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(3х-1)2

2-1

2-6х-1

2-3х+1

2-6х+1

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

(3х-1)(3х+1)

2 +1

2 -1

2 -1

2 -6х+1

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

раскройте скобки: -3х(2-х)

-6х-х

-6х-3х2

-6х+3х2

-6х-6х=-12х

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

представьте ввиде произведения: 1-9а2

(1-3а)2

(1+3а)(1-3а)

(3а-1)(3а+1)

(1-9а)(1+а)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

представьте ввиде произведения: 1+6а+9а2

(1-3а)2

(1-3а)(1+3а)

(1+3а)2

(1+9а)2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

упростите: (в4)35

в3

в8

в

в6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 0,0121\sqrt{0,0121}  вычислите:

1,1

0,11

0,011

11

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