тест
Authored by Оленка Жаровська
Mathematics
7th Grade
Used 1+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Спростіть вираз: (x4w6 - t8)(x4w6 + t8)
x8w12-t16
(x4w6-t8)2
(x4w6+t8)2
x2w3-t4
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Зірочку замінити на одночлен так, щоб отримати правильну рівність:
m8 - (*) =(m4-25)(m4+25).
25;
5;
625;
125;
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
5a2 - 8
4a2 - 8
5a2 - 50
5a2 + 50
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2y2 + 8y - 31
8y - 31
2y2 + 8y + 31
8y - 1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
x = - 0,5
x = -1
x = 3
x = -2
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