If 125(5^y) = 1 then y= Choose the most appropriate option
A) – 2
B) – 1
C) 0
D) 1
E) - 3

Rationale: 5 ^ x = 1 / 125 5 ^ x = 1 / 5 ^ 3 5 ^ x = 5 ^ - 3 x = - 3 e
Answer: E