Question

What is 5 raise to the power -3 multiply by (4/5) raise to the power -3

Answer 1

ANS:1/64

Step-by-step explanation:

5 raised to power -3 = (1/5)³

and

4/5 raised to -3 = (5/4)³

(as the number gets reciprocaled when power is negative)

(1/5)³ × (5/4)³=1/125×125/64

on solving

1/64