Quiz about NÚMEROS REALES

Question 1

Indica TODAS las respuestas correctas:

Accepted Answer

$$N\subset Z$$

Accepted Answer

$$R=Q\cup I$$

Accepted Answer

$$N\subset Z\subset Q\subset R$$

Answer

$$Z\subset I$$

Answer

$$Q\subset I$$

Question 2

$$\left\{x\in R\ :\ \ 2

Accepted Answer

(2, 5]

Answer

[2, 5]

Answer

[3, 5]

Answer

[5, 2)

Answer

[2, 5)

Question 3

$$\left\{x\in R:\ -3\le x<-6\right\}$$

Accepted Answer

$$\emptyset$$

Answer

[-3, -6)

Answer

(-6, -3]

Question 4

$$\sqrt[n]{a^m}=$$

Accepted Answer

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

Answer

$$a^{\left(n·m\right)}$$

Answer

$$\left(a^n\right)^m$$

Answer

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

Question 5

$$\sqrt[4]{-16}=$$

Accepted Answer

No es real

Answer

-2

Answer

+2

Answer

4

Question 6

$$\sqrt[4]{16}=$$

Accepted Answer

$$2$$

Answer

$$\pm2$$

Answer

65.536

Answer

No existe

Question 7

$$7\ ^{0,5}=$$

Accepted Answer

$$\sqrt[]{7}$$

Answer

$$\sqrt[5]{7}$$

Answer

$$7\ ·\frac{1}{2}$$

Answer

$$\frac{1}{7}$$

Question 8

$$\sqrt[]{a^2·b}=$$

Accepted Answer

$$a\ ·\ \sqrt[]{b}$$

Answer

$$b\ ·\ \sqrt[]{a}$$

Question 9

$$\sqrt[4]{a^2}=$$

Accepted Answer

$$\sqrt[]{a}$$

Answer

$$a^2$$

Question 10

$$\sqrt[]{a^6}=$$

Accepted Answer

$$a^3$$

Answer

$$\sqrt[3]{a}$$

Question 11

$$a\ ·\ \sqrt[3]{b}=$$

Accepted Answer

$$\sqrt[3]{a^3·b}$$

Answer

$$\sqrt[3]{a·b}$$

Answer

$$\sqrt[3]{a·b^3}$$

Answer

$$\sqrt[3]{\left(a·b\right)^3}$$

Question 12

$$\sqrt[]{a}·\sqrt[3]{b}=$$

Accepted Answer

$$\sqrt[6]{a^3·b^2}$$

Answer

$$\sqrt[3]{a·b}$$

Answer

$$\sqrt[5]{a^2·b^3}$$

Answer

$$\sqrt[6]{a^2·b^3}$$

Question 13

$$\sqrt[]{a^2+b^2}=$$

Accepted Answer

$$\sqrt[]{a^2+b^2}$$

Answer

$$a+b$$

Answer

$$a·b$$

Answer

$$\sqrt[]{a}+\sqrt[]{b}$$

Question 14

$$\frac{1}{\sqrt[]{2}}$$

Accepted Answer

$$\frac{\sqrt[]{2}}{2}$$

Answer

$$\sqrt[]{2}$$

Answer

$$2·\sqrt[]{2}$$

Answer

$$2$$

NÚMEROS REALES

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