Question

Pls... tell the answer and explain how it is done... ​

Answer 1

All of them have negative powers,if there are negative powers,we will make the numerator denominator and denominator numerator.

(8/3)-¹=3/8

(-3/7)-¹=-7/3

(-7/15)-¹=-15/7

(2/3)-²=9/4

(4/5)-²=25/16