Question

What is the value of x if 5'x × 5'-3 = 5'5

Answer 1

Step-by-step explanation:

W.K.T

a^m × a^n is a^(m+n)

so, 5^[x-3] = 5^5

SINCE BASES ARE EQUAL POWERS MUST BE EQUAL

so, x-3 = 5

THEREFORE, X IS 8