How many such subsets?

If f(x)=2x+2and g(x)=x^3, what is (g•f)(2)

Solve the equation.then check your solution 8=1.88+a

Calculate the total payback for a $3,500 loan at 8% annual interest with monthly payments for two years. show all of your steps. use the formula, m = pm(1 + m)^na/(1 + m)^na - 1, as needed.