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乘法公式與因式分解

Authored by 邱婉嘉 邱婉嘉

Mathematics

9th - 10th Grade

Used 3+ times

乘法公式與因式分解
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

利用分配律,(a+b)(c+d) 展開為下列何者??

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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