What will the value of z be?

m< 1=z^2-45°
m< 4=55°

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

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

In which form is the following function written? y = - 2(x – 3)(x + 5)