Quiz about Prueba del parcial

Question 1

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

Accepted Answer

$$\frac{1}{9x^6y^4}$$

Answer

$$\frac{1}{27x^6y^4}$$

Answer

$$\frac{1}{3x^6y^4}$$

Answer

$$\frac{1}{9x^3y^2}$$

Question 2

$$\left(\left(\frac{2a^2b}{4xy}\right)^{\frac{1}{3}}\right)^2$$

Accepted Answer

$$\frac{\sqrt[3]{a^4b^2}}{\sqrt[3]{4x^2y^2}}$$

Answer

$$\frac{\sqrt[2]{a^{14}b^2}}{\sqrt[2]{4x^2y^{1.2}}}$$

Answer

$$\frac{\sqrt[3]{a^4b^5}}{\sqrt[4]{4x^5y^2}}$$

Answer

$$\frac{\sqrt[3]{a^3b^{ }}}{\sqrt[3]{4x^7y^6}}$$

Question 3

$$\left(3\sqrt[]{x}\right)\left(2\sqrt[3]{x}\right)$$

Accepted Answer

$$6\sqrt[6]{x^5}$$

Answer

$$12\sqrt[6]{x^5}$$

Answer

$$24\sqrt[3]{x^2}$$

Answer

$$3\sqrt[5]{x^6}$$

Question 4

$$\left(-2x^2y^3\right)^3$$

Accepted Answer

$$-8x^6y^9$$

Answer

$$-16x^6y^9$$

Answer

$$-8x^9y^6$$

Answer

$$-4x^3y^6$$

Question 5

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

Accepted Answer

$$\frac{9x^2}{4a^6}$$

Answer

$$\frac{3x^2}{4a^6}$$

Answer

$$\frac{9x^2}{8a^6}$$

Answer

$$\frac{27x^2}{4a^6}$$

Question 6

0.5 Es un decimal exacto.

Accepted Answer

Verdadero

Answer

Falso

Question 7

0.142857... No es un decimal exacto.

Accepted Answer

Verdadero

Answer

Falso

Question 8

0.3 Es un decimal periodico puro.

Accepted Answer

Falso

Answer

Verdadero

Question 9

El conjunto de los numero naturales es el primer conjunto numerico

Accepted Answer

Verdadero

Answer

Falso

Question 10

Todos los numero enteros son numeros positivos

Accepted Answer

Falso

Answer

Verdadero

Question 11

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

Accepted Answer

$$\frac{13}{5}$$

Answer

$$\frac{15}{5}$$

Answer

$$\frac{12}{5}$$

Answer

$$\frac{10}{5}$$

Question 12

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

Accepted Answer

$$\frac{13}{5}$$

Answer

$$\frac{15}{5}$$

Answer

$$\frac{12}{5}$$

Answer

$$\frac{10}{5}$$

Question 13

$$1\frac{1}{2}$$

Accepted Answer

$$\frac{3}{2}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{2}{3}$$

Question 14

Determinar la fraccion generatrix de:

0.5

Accepted Answer

$$\frac{5}{10}$$

Answer

$$\frac{10}{2}$$

Answer

$$\frac{2}{10}$$

Answer

$$\frac{10}{5}$$

Question 15

Determinar la fraccion generatrix de:

10.0124...

Accepted Answer

$$\frac{33041}{3300}$$

Answer

$$\frac{33041}{3333}$$

Answer

$$\frac{33152}{3300}$$

Answer

$$\frac{32341}{4511}$$

Question 16

Determinar la fraccion generatrix de:

6.125...

Accepted Answer

$$\frac{6119}{999}$$

Answer

$$\frac{6569}{989}$$

Answer

$$\frac{6111}{9999}$$

Answer

$$\frac{6229}{9991}$$

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