overjoyedkitten17 overjoyedkitten17

30-10-2019
Mathematics

contestada

write each expression using positive exponents.

9^ -4

and

1/3^-5

please help

Respuesta :

sqdancefan sqdancefan

30-10-2019

Answer:

1/9^4
3^5

Step-by-step explanation:

The relevant rule is ...

a^-b = 1/a^b

___

For the first problem, a=9, b=4, so you have ...

9^-4 = 1/9^4

__

For the second problem, a=3, b=-5, so you have ...

1/3^-5 = 3^-(-5) = 3^5

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