Розкрий дужку за формулами скороченого множення:
(a + b)2 =
Математика 8 клас
Quiz
•
Mathematics
•
University
•
Hard
Аліна Варламова
Used 14+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Розкрий дужку за формулами скороченого множення:
(a + b)2 =
(a – b)(a + b)
a2 + 2ab + b2
a2 - 2ab + b2
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Розкрий дужку за формулами скороченого множення:
(a – b)2 =
a2 – 2ab - b2
(a – b)(a + b)
a2+2ab + b2
a2 – 2ab + b2
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Розкрий вираз за формулами скороченого множення:
a2 – b2 =
(a – b)(a + b)
a2 + 2ab + b2
(a – b)(a - b)
a2 - 2ab + b2
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Так
Ні
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Не можна розкрити
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Не можна розкрити
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
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