Free Printable Algebraliste murdude korrutamine, jagamine ja astendamine.

1.

$\frac{5x}{x-2}\cdot\frac{x^2-4}{10x^2}=$

a)

$\frac{x-2}{2x}$

b)

$\frac{x+2}{2x^2}$

c)

$\frac{x+2}{2x}$

d)

$\frac{x-2}{2x^2}$

2.

$\frac{2x-1}{10x+15}\div\frac{10x-5}{\left(2x+3\right)^2}=$

a)

$\frac{2x+3}{25}$

b)

$\frac{2x+3}{5}$

c)

$\frac{25}{2x+3}$

d)

$\frac{5}{2x+3}$

3.

$\frac{x^2-4x+4}{x+3}\cdot\frac{x^2-9}{2x-4}=$

a)

$\frac{\left(x-2\right)\left(x+3\right)}{2}$

b)

$\frac{\left(x-2\right)^2}{x+3}$

c)

$\frac{x^2-6x+5}{2}$

d)

$\frac{x^2-5x+6}{2}$

4.

Kas väide on õige?

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

a)

ei

b)

jah

5.

Kas väide on tõene?

-a-b=-\left(a+b\right)

a)

jah

b)

ei

6.

Kas see on tõene?

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

a)

ei

b)

jah

7.

$\frac{-a-b}{3a+6b}\div\frac{\left(a+b\right)^2}{2a+4b}=$

a)

$-\frac{2}{3\left(a+b\right)}$

b)

$\frac{2}{3\left(a+b\right)}$

c)

$\frac{2\left(-a-b\right)}{\left(a+b\right)^2}$

d)

$-\frac{6}{a+b}$

8.

$\left(7-y\right)\cdot\frac{7y}{y^2-49}=$

a)

$\frac{7y}{y+7}$

b)

$-\frac{y+7}{7y}$

c)

$-\frac{7y}{y+7}$

d)

$\frac{y+7}{7y}$

9.

$\frac{ts-tv}{2t^2}\div\left(s-v\right)^2=$

a)

$\frac{1}{2t\left(s-v\right)}$

b)

$2t\left(s-v\right)$

c)

$\frac{2t}{s-v}$

d)

$\frac{s-v}{2t}$

10.

$\left(\frac{m-n}{a+b}\right)^2\cdot\frac{b+a}{m^2-n^2}=$

a)

$\frac{m+n}{\left(a+b\right)\left(m-n\right)}$

b)

$\frac{m-n}{\left(a+b\right)\left(m+n\right)}$

c)

$\frac{\left(m-n\right)\left(a+b\right)}{\left(m+n\right)}$

d)

$\frac{\left(a+b\right)\left(m+n\right)}{m-n}$

11.

$\left(\frac{2ab^2}{3+a}\right)^3=\frac{8a^3b^6}{27+a^3}$

Kas see võrdus on tõene?

a)

jah

b)

ei

12.

Kas see tehe on lahendatud õigesti?

a)

jah

b)

ei

13.

Kas see tehe on lahendatud õigesti?

a)

jah

b)

ei

14.

$x+x=$

a)

$2x$

b)

$x^2$

15.

$x\cdot x=$

a)

$2x$

b)

$x^2$

Algebraliste murdude korrutamine, jagamine ja astendamine.

Total questions: 15

Worksheet time: 8mins

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