
8 класс тестирование
Authored by Николай Николай
Mathematics
8th Grade
Used 7+ times

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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
4х2 – 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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