Quiz about Prueba: propiedades de las potencias 8vo básico

Question 1

Para multiplicar potencias de igual base:

Accepted Answer

Se copia la base y se suman exponentes

Answer

Se copia la base y se restan exponentes.

Answer

Se copia la base y se multiplican exponentes

Answer

Ninguna de las anteriores

Question 2

Determina el valor de la siguiente potencia $$\left(-5\right)^2$$

Accepted Answer

25

Answer

10

Answer

-25

Answer

-10

Question 3

El valor del ejercicio $$-\left(4\right)^3$$ es :

Accepted Answer

-64

Answer

12

Answer

-12

Answer

64

Question 4

El resultado del ejercicio $$-6^2$$ es :

Accepted Answer

36

Answer

-36

Answer

12

Answer

-12

Question 5

La potencia $$5^{-2}$$ tiene como resultado:

Accepted Answer

$$\frac{1}{25}$$

Answer

$$25$$

Answer

$$\frac{1}{5^{ }}$$

Answer

$$-25$$

Question 6

Determina el valor de la potencia $$6^{12}\cdot5^{12}$$

Accepted Answer

$$30^{12}$$

Answer

$$30^{144}$$

Answer

$$30^{24}$$

Answer

$$30$$

Question 7

El resultado de 1²³³ es:

Accepted Answer

1

Answer

-1

Answer

233

Answer

-233

Question 8

Determina el valor de la siguiente potencia $$8^5\div2^5$$

Accepted Answer

$$4^5$$

Answer

$$4^{10}$$

Answer

$$4^0$$

Answer

$$4^{25}$$

Question 9

El resultado de $$\left(\frac{1}{2}\right)^3$$ es:

Accepted Answer

$$\frac{1}{8}$$

Answer

$$\frac{3}{6}$$

Answer

$$\frac{1}{6}$$

Answer

$$\frac{3}{8}$$

Question 10

La potencia del ejercicio $$6^3\ :\ 6^5$$ es:

Accepted Answer

$$6^{-2}$$

Answer

$$6^2$$

Answer

$$6^8$$

Answer

$$1^2$$

Question 11

Indica las veces que se debe multiplicar.

Accepted Answer

exponente

Answer

base

Question 12

$$42^3$$ Identifica la base en la siguiente potencia:

Accepted Answer

42

Answer

3

Question 13

Aplica propiedades de potencia:

$$4^5\ \cdot\ 4^3\ \cdot\ 4^2\ =$$

Accepted Answer

$$4^{10}$$

Answer

$$410$$

Answer

$$4$$

Question 14

En la potencia $$6^8$$ la base es 6 y el exponente 8

Accepted Answer

Verdadero

Answer

Falso

Question 15

Question 15.

Accepted Answer

72

Answer

76

Answer

7

Answer

75

Question 16

$$a^0=0$$

Accepted Answer

Falso

Answer

Verdadero

Question 17

$$1^1$$ no existe

Accepted Answer

Falso

Answer

Verdadero

Question 18

$$3^2=6$$

Accepted Answer

Falso

Answer

Verdadero

Question 19

El resultado de $$\left(-4\right)^3$$ es negativo.

Accepted Answer

Verdadero

Answer

Falso

Question 20

El ejercicio $$2^2+2^5$$ se puede resolver usando propiedades de potencias

Accepted Answer

Falso

Answer

Verdadero

Question 21

$$a^2$$ se lee "a al cubo"

Accepted Answer

Falso

Answer

Verdadero

Question 22

Para calcular el valor de $$5^3$$ hay que resolver:

Accepted Answer

$$5 imes5 imes5$$

Answer

$$5 imes3$$

Answer

$$3 imes3 imes3 imes3 imes3$$

Answer

$$5+3$$

Answer

$$5-3$$

Question 23

$$\left(\frac{59}{45}\right)^0=$$

Accepted Answer

1

Answer

59

Answer

1/45

Answer

0

Question 24

$$\left(-1\right)^{2.375.438}=$$

Accepted Answer

1

Answer

-1

Answer

2375438

Answer

-2375438

Question 25

$$5^{-2}$$ =

Accepted Answer

1/25

Answer

1/5

Answer

1/10

Answer

-25

Question 26

$$3^{-1}=$$

Accepted Answer

1/3

Answer

-3

Answer

-1/3

Answer

3

Question 27

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

Accepted Answer

16

Answer

-16

Answer

8

Answer

-8

Question 28

$$456^0\cdot228^4\ =$$

Accepted Answer

$$228^4$$

Answer

$$1$$

Answer

$$103968^4$$

Question 29

$$\left(-1\right)^{23}$$

Accepted Answer

$$-1$$

Answer

$$1$$

Question 30

Calcula la potencia de $$7^{-1}$$

Accepted Answer

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

Answer

$$\frac{7}{3}$$

Answer

$$\frac{1}{343}$$

Answer

7

Question 31

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

Accepted Answer

$$-\frac{1}{8}$$

Answer

8

Answer

-8

Answer

$$\frac{1}{8}$$

Prueba: propiedades de las potencias 8vo básico

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