SOLUTION: Given that 7 is a zero of the polynomial P(x)=x^3-12x^2+39x-28, determine all zeros.

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Question 711424: Given that 7 is a zero of the polynomial P(x)=x^3-12x^2+39x-28, determine all zeros.
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
The function is degree 3, and you are given one of the roots. Divide P(x) by (x-7) and the quotient will be degree 2. That can either be factored or solved using quadratic formula solution.