Đâu là hằng đẳng thức: Bình phương của một tổng

TRẮC NGHIỆM HẰNG ĐẲNG THỨC

Quiz
•
Mathematics
•
8th Grade
•
Easy
11a2.12. Hồng
Used 1+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(A + B)3 = A3 + 3A2B + 3AB2 + B3
(A + B)3 = A3 - 3A2B + 3AB2 + B3
(A + B)2 = A2 + 2AB + B2
(A + B)2 = A2 - 2AB + B2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hằng đẳng thức: Hiệu 2 bình phương
(A + B)2 = A2 + 2AB + B2
(A - B)2 = A2 - 2AB + B2
A2 – B2 = (A – B)(A + B)
A2 + B2 = (A – B)(A + B)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hằng đẳng thức: Bình phương của 1 hiệu
A2 – B2 = (A – B)(A + B)
A3 – B3 = (A – B)(A2 + AB + B2)
(A – B)2 = A2 – 2AB + B2
(A + B)2 = A2 – 2AB + B2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hằng đẳng thức nào đúng
(A + B)3 = A3 + 3A2B + 3AB2 + B3
(A + B)3 = A3 - 3A2B + 3AB2 + B3
(A + B)3 = A3 + 3A2B + 3AB2 - B3
(A - B)3 = A3 - 3A2B + 3AB2 + B3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x
1
6.
DRAW QUESTION
3 mins • 1 pt

7.
DRAW QUESTION
3 mins • 1 pt
Viết hằng đẳng thức :
Tổng của hai lập phương

8.
DRAW QUESTION
3 mins • 1 pt

9.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
=(x-2)(x-2)
=(x+2)(x-2)
x-
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