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POTENCIAS 3º ESO

Authored by Teresa Pavón

Mathematics

9th Grade

Used 70+ times

POTENCIAS 3º ESO
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El signo de una potencia de base negativa y exponente negativo es...?

positivo

negativo

depende de si el exponente es un número par o un número impar

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

¿Es cierto que (4+5)2=42+52\left(4+5\right)^2=4^2+5^2  ?

NO

SI

DEPENDE DEL EXPONENTE

DEPENDE DE LA BASE

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El signo de:  (12)3-\left(\frac{-1}{2}\right)^3  

positivo

negativo

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El sigo de:  (25)4-\left(\frac{2}{5}\right)^4  

positivo

negativo

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El signo de:  (2)6-\left(-2\right)^{-6}  

negativo

positivo

6.

MULTIPLE SELECT QUESTION

1 min • 1 pt

 (3)43233\left(-3\right)^4\cdot3^2\cdot3^{-3}  

 33-3^3  

 333^3  

 2727  

 27-27  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El signo de:  (a2)3\left(-a^2\right)^3  

positivo

negativo

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