Quiz about Druhá mocnina

Question 1

$$-11^2=$$

Accepted Answer

-121

Answer

121

Answer

22

Answer

-22

Question 2

$$20^2=$$

Accepted Answer

400

Answer

40

Answer

4000

Answer

4

Question 3

$$1500^2=$$

Accepted Answer

2 250 000

Answer

225

Answer

22 500

Answer

225 000

Question 4

$$130^2=$$

Accepted Answer

16 900

Answer

169

Answer

1 690

Answer

169 000

Question 5

$$\left(-8\right)^2=$$

Accepted Answer

64

Answer

-64

Answer

16

Answer

-16

Question 6

$$-13^2=$$

Accepted Answer

-169

Answer

169

Answer

26

Answer

-26

Question 7

$$0,2^2=$$

Accepted Answer

0,04

Answer

0,4

Answer

4

Answer

0,004

Question 8

$$1,4^2=$$

Accepted Answer

1,96

Answer

2,8

Answer

0,28

Answer

0,196

Question 9

$$0,15^2=$$

Accepted Answer

0,0225

Answer

0,03

Answer

0,3

Answer

2,25

Question 10

$$\left(\frac{2}{5}\right)^2=$$

Accepted Answer

$$\frac{4}{25}$$

Answer

$$\frac{4}{10}$$

Answer

$$\frac{4}{5}$$

Answer

$$\frac{2}{25}$$

Question 11

$$\left(\frac{11}{15}\right)^2=$$

Accepted Answer

$$\frac{121}{225}$$

Answer

$$\frac{22}{30}$$

Answer

$$\frac{121}{15}$$

Answer

$$\frac{11}{30}$$

Question 12

$$\left(\frac{5}{8}\right)^2=$$

Accepted Answer

$$\frac{25}{64}$$

Answer

$$\frac{10}{64}$$

Answer

$$\frac{25}{16}$$

Answer

$$\frac{10}{16}$$

Question 13

$$\left(-4\right)^2=$$

Accepted Answer

16

Answer

-16

Answer

8

Answer

-8

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