Question

The expression (x^n) (x^5)^3 is equivalent to x^30. What is the value of n?

Answer 1

n = 15

Explanation:

`(x^n) (x^5)^3 = x^(30) \\ \\ (x^n) x^(15 )= x^(30) \\ \\ {x}^(n + 15) = {x}^(30) \\ \\ n + 15 = 30 \\ \\ n = 30 - 15 \\ \\ n = 15`