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提取公因式

Authored by Cheung Ling張希鈴

Mathematics

8th Grade

Used 4+ times

提取公因式
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因式分解ab+ac

ab + ac2

a2(b + c)

a(b - c)
a(b + c)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因式分解3x + 6

3(x + 2)

3x + 3

6(x + 1)

3(x + 3)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因式分解4x2 - 8x

4x(x - 2)

2x(2x - 4)

4(x2 - 2)

2(2x2 - 4x)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因式分解2xy + 4x

2x(y + 2)

2xy + 2x

2(xy + 2)

4x(y + 1)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因式分解-ab-ah

-a(b - h)
ab + ah
-a(bh)
-a(b + h)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因式分解-5x + 10y

-5(2y - x)
-5(x - 2y)
-5(x + 2y)
5(x - 2y)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

因式分解6xy - 9y

3y(2x - 3)

3(2xy - 3y)

3y(2x + 3)

6y(x - 1.5)

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