Question

If (5^4)m = 5^12, what is the value of m?

A.)2
B.)3
C.) 5
D.)8

Answer 1

B.) 3

Explanation:

Exponent rule:
`(b^m)^n = b^(mn)`

(5⁴)ⁿ = 5¹²

4n = 12

n = 3