Free Printable 9kl BAAS I

1.

"Abivalemid peas" Millised on põhi abivalemid?

a)

$\left(a+b\right)\left(a-b\right)=a^2-b^2$

b)

$\left(a-b\right)^2=a^2-2ab+b^2$

c)

$\left(a+b\right)^2=a^2+2ab+b^2$

d)

$\left(a+b\right)\left(a+b\right)=a^2+b^2$

e)

$\left(a-b\right)\left(a+b\right)=a^2-2ab+b^2$

2.

"keeruline tegurdamine" Tegurda

$8xy-4x^2y^2+2xy=$

a)

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

b)

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

c)

$2xy\left(4-2xy+1\right)$

d)

$xy\left(8+4+2\right)$

3.

Tegurda

4x-8y=

a)

2(2x+2y)

b)

4(x-2y)

c)

4x(1-2y)

d)

8(2x-y)

4.

"abivalem tegurdamine" Tegurda 16a²- 4b²

a)

(4a-4b)(4a+4b)

b)

4(4a²-b²)

c)

(4a-2b)(4a+2b)

d)

(8a-2b)(8a+2b)

5.

"miinusega tegurdamine". Millised on õiged tegurdamised.

a)

3x-2y=-(-3x+2y)

b)

3x-2y=-(-3x-2y)

c)

3x-2y=-(2y-3y)

d)

-3x-2y=-(3x+2y)

e)

-3x-2y=-(3x-2y)

6.

"lihtne hulkliikmete korrutamine" Milline õige sulgude avamine $\left(x+2\right)\left(x-3\right)$

a)

$x^2-3x+2x-6$

b)

$x^2+3x-2x+6$

c)

$-x^2-3x+2x-6$

d)

$x^2-3x-2x-6$

e)

$x^2-3x+2x+6$

7.

"miinusmärk sulgude avamine" Milline õige sulgude avamine $-\left(x+2\right)\left(x-3\right)$

a)

$x^2-3x+2x-6$

b)

$-x^2+3x-2x+6$

c)

$-x^2-3x+2x-6$

d)

$-x^2-3x-2x-6$

e)

$-x^2-3x-2x-6$

8.

"miinusmärk sulgude avamine" Milline õige sulgude avamine $-\left(x-3\right)^2$

a)

$x^2-6x+9$

b)

$-x^2-6x+9$

c)

$-x^2+6x-9$

d)

$-x^2-6x-9$

e)

$x^2-6x-9$

9.

"miinusmärk sulu sisse". Milline on õige $-\left(3x-2y\right)\left(2y-3x\right)$

a)

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

b)

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

c)

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

d)

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

e)

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

10.

"peas ruutkolmeliikme valem" Milline on õige ruutkolmliikme tegurdamise valem?

a)

$ax^2+bx+c=a\left(x-x_1\right)\left(x-x_2\right)$

b)

$ax^2+bx+c=a\left(x+x_1\right)\left(x-x_2\right)$

c)

$ax^2+bx+c=a\left(x+x_1\right)\left(x+x_2\right)$

d)

$ax^2-bx+c=a\left(x-x_1\right)\left(x-x_2\right)$

e)

$ax^2-bx-c=a\left(x-x_1\right)\left(x-x_2\right)$

11.

"ruutvõrrandi valem peas" Milline on õige valem?

a)

$x=\frac{-b\pm\sqrt[]{b^2-4ac}}{2a}$

b)

$x=\frac{b\pm\sqrt[]{b^2-4ac}}{2a}$

c)

$x=\frac{-b\pm\sqrt[]{-b^2-4ac}}{2a}$

d)

$x=\frac{-a\pm\sqrt[]{a^2-4bc}}{2b}$

e)

$x=\frac{-b\pm\sqrt[]{b^2+4ac}}{2a}$

12.

"ruutvõrrandi lahendamine" Lahenda ruutvõrrand $2x^2-2x-12=0$

a)

$x_1=-3\ ja\ \ x_2=2$

b)

$x_1=-3\ ja\ \ x_2=-2$

c)

$x_1=3\ ja\ \ x_2=2$

d)

$x_1=3\ ja\ \ x_2=-2$

13.

"ruutkolmliikme tegurdamine" Tegurda avaldis $2x^2-2x-12$ Ruutvõrrandi nullkohad on 3 ja -2.

a)

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

b)

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

c)

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

d)

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

14.

"ruutkolmliikme tegurdamine" . Vii kordaja sulu sisse $2\left(x-3\right)\left(x-\frac{5}{2}\right)$

a)

$\left(2x-6\right)\left(2x-5\right)$

b)

$\left(2x-6\right)\left(x-\frac{5}{2}\right)$

c)

$\left(x-3\right)\left(2x-5\right)$

d)

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

e)

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

15.

"astme astendamine" $\left(2x^7y\right)^4=$

a)

$8x^{28}y^4$

b)

$8x^{11}y^5$

c)

$16x^{28}y$

d)

$16x^{28}y^4$

e)

$8x^{11}y^4$

16.

"astme astendamine" (a⁴)⁵

a)

a⁹

b)

a²⁰

c)

5a⁴

d)

a⁴⁵

17.

"astme astendamine" (-3x⁴)³

a)

-9x¹²

b)

27x¹²

c)

9x¹²

d)

-27x¹²

18.

"astme astendamine" (-6z⁴)²

a)

-12z⁸

b)

-36z⁸

c)

12z⁸

d)

36z⁸

9kl BAAS I

Total questions: 18

Worksheet time: 11mins

Similar Resources on Wayground