Question

Find m so that (−5)^ ÷ (−5)^−3 = (−5)^5

Answer 1

Answer

m = 2

Explanation

(−5)^m ÷ (−5)^−3 = (−5)^5

Find m :

m - (-3) = 5                  [ a^m / a^n = a^m-n ]

m + 3 = 5

m = 5 - 3 = 2