What does the h value do in the parent, multivariable function for an exponential function do?

What is the value of x in the following equation. -x ^3/2 = -27

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75