Question

For each polynomial, at least one zero is given. Find all other analytically.

P(x)=x^3-2x+1

1 is given

Answer 1

facor the expression:
(x-3)(x+1)
set each factor = to 0 and solve them both.

Answer 2

well the answer will be 3 and -1

Answer 3

yes, a x=0 there will be a y at 3 and -1

Answer 4

but my answer key gives me