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Worksheets

Potencije - ponavljanje

Total questions: 15

Worksheet time: 18mins

Name
Class
Date
1.

U zapisu an a^{n\ } , varijabla aa predstavlja...

a)

bazu

b)

eksponent

c)

potenciju

d)

logaritam

2.

U zapisu an a^{n\ } , varijabla nn predstavlja...

a)

bazu

b)

eksponent

c)

potenciju

d)

logaritam

3.

Potencija 232^3 jednaka je 333\cdot3 .

a)

TOČNO

b)

NETOČNO

4.

(1)3=\left(-1\right)^3=

a)

3

b)

-1

c)

1

d)

13

5.

52=\sqrt[]{5^2}=

a)

5

b)

25

c)

10

d)

-5

6.

a0=a^0=

a)

1

b)

0

c)

a

d)

-a

7.

71=7^{-1}=

a)

17\frac{1}{7}

b)

-7

c)

17-\frac{1}{7}

d)

7

8.

x3xx4=x^3\cdot x\cdot x^4=

a)

x8x^8

b)

x7x^7

c)

x12x^{12}

d)

x0x^0

9.

a9 : a6a^9\ :\ a^6

a)

a3a^3

b)

a15a^{15}

c)

a54a^{54}

d)

a3a^{-3}

10.

k4 : k8k6k^4\ :\ k^8\cdot k^6

a)

k2k^2

b)

k18k^{18}

c)

k2k^{-2}

d)

k192k^{192}

11.

(x3)4 \left(x^3\right)^{4\ }

a)

x7x^7

b)

x1x^{-1}

c)

x12x^{12}

d)

x34x^{\frac{3}{4}}

12.

Koliko nula ima broj 24542^4\cdot5^4 ?

a)

2

b)

5

c)

4

d)

0

13.

(23)2=\left(\frac{2}{3}\right)^{-2}=

a)

49-\frac{4}{9}

b)

43\frac{4}{3}

c)

94\frac{9}{4}

d)

49\frac{4}{9}

14.

0.00123=0.00123=

a)

1.231031.23\cdot10^3

b)

1.231031.23\cdot10^{-3}

c)

123103123\cdot10^{-3}

d)

123103123\cdot10^3

15.

(4)2=\sqrt[]{\left(-4\right)^2}=

a)

4-4

b)

44

c)

22

d)

2-2