Question

I need help with 2 and 3, but please show work

Answer 1

2. (x +1)^2*(x -6) = (x^2 +2x +1)*(x -6)
= x^3 -4x^2 -11x -6

3. y = (x^2 -4)^2 = (x -2)^2*(x +2)^2
The zeros are -2 and +2, each with multiplicity 2.