Question

If `x^(3/4) = 27`, what is the value of x?

Answer 1

`x = 81`

Explanation:

Use `x^(ab) = (x^a)^b` as follows:

`x = x^1 = x^(3/4*4/3) = (x^(3/4))^(4/3) = 27^(4/3)`

`= (3^3)^(4/3) = 3^(3*4/3) = 3^4 = 81`