Try another version of this question Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Factor the following expression completely given that one of the roots is 9:
`z^3 + 1 z^2 -74 z -144` =
Be sure your variables match those in the question `(z+8)(z-9)(z+2)`