Free Printable Astmed ja juured

1.

Millega võrdub? (n on paaritu arv)

$\left(-a\right)^{-n}$

a)

$\frac{1}{a^n}$

b)

$\frac{1}{a}$

c)

$a^n$

d)

$-\frac{1}{a^n}$

e)

Mitte ükski eelnev

2.

$\left(\frac{2}{3}\right)^{-\frac{m}{n}}$

Millega võrdub?

a)

$^m\sqrt{\left(\frac{2}{3}\right)^n}$

b)

$-^m\sqrt{\left(\frac{2}{3}\right)^n}$

c)

$^m\sqrt{\left(\frac{3}{2}\right)^n}$

d)

$^n\sqrt{\left(\frac{2}{3}\right)^m}$

e)

$^n\sqrt{\left(\frac{3}{2}\right)^m}$

3.

Lihtsusta

$\left(a^{\frac{m}{n}}\right)^{\frac{p}{q}}$

a)

$a^{\frac{mq+pn}{nq}}$

b)

$a^{\frac{mp}{nq}}$

c)

$a^{\frac{mq}{nq}}$

d)

$a^{\frac{mq+pn}{n+q}}$

e)

$a^{\frac{mqpn}{nqmp}}$

4.

Lihtsusta

$a^{\frac{n}{m}}\cdot b^{\frac{n}{m}}$

a)

$ab^{\frac{n}{m}}$

b)

$\left(a\cdot b\right)^{\frac{m}{n}}$

c)

$\left(a\cdot b\right)^{\frac{n}{m}}$

d)

$ab^{\frac{mm}{nn}}$

e)

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

5.

Lihtsusta

$\left(\frac{a^n}{b^n}\right)^{\frac{1}{n}}$

a)

$\frac{a}{b}$

b)

$\left(\frac{a}{b}\right)^{\frac{n+1}{n}}$

c)

$n\cdot\sqrt{\frac{a}{b}}$

d)

$\frac{a}{b}^{\frac{1}{n+1}}$

e)

$-\frac{a}{b}^{\frac{n}{1+n}}$

6.

Lihtsusta

$\left(\frac{a+b}{r^2-23}+\sqrt{\ w}\right)^{\frac{0}{n^2-5}}$

4 lines

7.

Lihtsusta

$m^{1.5}$

a)

$m\sqrt{m}$

b)

$\frac{1}{m^3}$

c)

$m^{\frac{2}{3}}$

d)

$^5\sqrt{m^1}$

e)

$^1\sqrt{m^5}$

8.

Lihtsusta

$m^{\frac{m}{r}}\cdot m^{\frac{s}{r}}$

a)

$m^{\frac{m+s}{r}}$

b)

$m^{\frac{ms}{r^2}}$

c)

$m^{\frac{mr}{sr}}$

d)

$m^{\frac{r}{m+s}}$

e)

$m^{\frac{r^2}{m-s}}$

9.

Milline reegel?

a)

$\sqrt{a}\cdot\sqrt{a}=a$

b)

$b^n\cdot a^n=\left(ab\right)^n$

c)

$a^{-b}\cdot b^{-a}=\frac{1}{a^bb^a}$

d)

$a^{-b}\ \cdot a^b=a$

e)

See ei ole matemaatiliselt korrektne

10.

Lihtsusta

$n^{\frac{a}{b}}:n^{\frac{c}{b}}$

a)

$n^{\frac{ac}{b^2}}$

b)

$n^{\frac{ab}{bc}}$

c)

$n^{\frac{a-c}{b}}$

d)

$n^{\frac{a+c}{b^2}}$

e)

$n$

Astmed ja juured

Total questions: 10

Worksheet time: 44mins

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