Question

4017
Simplify: 81^5-4

Answer 1

the answer is B 243 on E2020

Explanation:

Answer 2

"243"

Answer:

81^(5/4)

Rewrite

(3^4) 5/4

(34)54

Apply the power rule and multiply exponents,

(am)n=amn

34(54)

Cancel the common factor of

311⋅51

Simplify.

35

Raise

3 to the power of 5

"243"