Тест формулы сокращенного умножения
Authored by Дарья Орлова
Mathematics
7th Grade
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Выполните преобразование: (у + 4)²
у² + 16
у² + 8у +16
у² + 4у +16
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Выполните умножение : (а + 2)(2 - а)
а² + 4
а² - 4
а²-2
а²+2
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Представьте в виде многочлена (3х – у)²
3х² – 6ху + у²
9х² - у²
9х² - 6ху + у²
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Выполните преобразование: (а- 3в) (а +3в)
а² - 9в²
а² - 3в²
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Возвести в квадрат сумму 4+3х
4+12х+3х²
16+24х +9х²
16+12х+9х²
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Преобразуйте выражение в многочлен (5у+2х)²
25у² +10ху+4х²
25у² +20ху+4х²
5у² +10ху+2х²
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Найти корень уравнения: 3у - (2+у) =0
1
0
2
0,5
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