Question

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

Answer 1

Answer:

n = 15

Step-by-step explanation:

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