Free Printable 9학년 인수분해 확인하기2

1.

$2x^2-6xy\ =\$

a)

$2x\left(x-6y\right)$

b)

$x\left(2x-6xy\right)$

c)

$2x\left(x-3xy\right)$

d)

$2x\left(x-3y\right)$

2.

$4x^2+12xy+9y^2=$

a)

$\left(2x+3y\right)^2$

b)

$\left(2x-3y\right)^2$

c)

$\left(4x+9y\right)^2$

d)

$\left(4x-9y\right)^2$

3.

$9x^2+\left(\ \ \ \ \ \ \right)x+4$ 가 완전제곱식이 되도록 하는 ( ) 안의 수로 가장 적절한 것은?

a)

$-12$

b)

$-6$

c)

$0$

d)

$6$

4.

$x^2-9=$

a)

$\left(x-9\right)\left(x+9\right)$

b)

$\left(x-3\right)\left(x+3\right)$

c)

$x\left(x-9\right)$

d)

$3x\left(x-3\right)$

5.

$x^2-4x+3=$

a)

$\left(x-1\right)\left(x-3\right)$

b)

$\left(x+1\right)\left(x-3\right)$

c)

$\left(x+1\right)\left(x-3\right)$

d)

$\left(x+1\right)\left(x+3\right)$

6.

$x^2-2x-8=$

a)

$\left(x-2\right)\left(x-4\right)$

b)

$\left(x-2\right)\left(x+4\right)$

c)

$\left(x+2\right)\left(x-4\right)$

d)

$\left(x+2\right)\left(x+4\right)$

7.

$2x^2-5x-3\ =$

a)

$\left(x+1\right)\left(2x-3\right)$

b)

$\left(x-1\right)\left(2x+3\right)$

c)

$\left(x-3\right)\left(2x+1\right)$

d)

$\left(x+3\right)\left(2x-1\right)$

8.

$2x^2-x-3\ =$

a)

$\left(x+1\right)\left(2x-3\right)$

b)

$\left(x-1\right)\left(2x+3\right)$

c)

$\left(x-3\right)\left(2x+1\right)$

d)

$\left(x+3\right)\left(2x-1\right)$

9학년 인수분해 확인하기2

Total questions: 8

Worksheet time: 10mins