利用分配律,(a+b)(c+d) 展開為下列何者??
乘法公式與因式分解

Quiz
•
Mathematics
•
9th - 10th Grade
•
Hard
邱婉嘉 邱婉嘉
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
ab+ac+bc+bd
ac+ad+bc+bd
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
和平方公式 (a+b)2 展開為下列何者?
a2+ab+b2
a2+2ab+b2
a2+b2
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
平方差公式(a+b) (a-b) 展開為下列何者?
a2-b2
a2-2ab+b2
a2+2ab-b2
a2-ab+b2
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
因式分解x2 - y2
(x - y)2
(x + y)2
(x + y)(x - y)
2(x - y)
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
因式分解 x2 - 2xy + y2
(x + y)2
(x - y)2
(x + y)(x - y)
(x + y)2 - 2xy
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
因式分解16x2 - 9
(4x - 3)2
(8x - 3)2
(4x + 3)(4x - 3)
(8x + 3)(8x - 3)
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
x2-1
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