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8 класс тестирование

Authored by Николай Николай

Mathematics

8th Grade

Used 7+ times

8 класс тестирование
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14 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Упростите выражение

–4m + 9n – 7m – 2n

–11m + 7n

-3m+11n

-3m+7n

11m+7n

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Решите уравнение 10у – 13,5 = 2у – 37,5

4

-3

3

6,375

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Упростите выражение с7 : c4 ∙ c

C6

C12

C4

C5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Выполните умножение (3a – b)(2b – 4a)

6ab – 2b2

–12a2 – 10ab – 2b2

6ab-4b

–12a2 + 10ab – 2b2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Преобразуйте в многочлен (4х – 5у)2

16х2 – 25у2

16х2 – 40ху + 25у2

2 – 25у2

16х2 – 20ху + 25у2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Найдите значение выражения (–1)3 – (–2)3 + 52 – 72

-16

33

83

-17

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Представьте выражение в виде квадрата двучлена 4у2 – 12у + 9

(2у – 3)2

(2у – 9)2

(2у – 3)2

(4у – 3)2

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