SOLUTION: how would i determine the zeros of f(x) = x3 – 12x2 + 28x – 9.?

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Question 397864: how would i determine the zeros of f(x) = x3 – 12x2 + 28x – 9.?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Try the factors of 9, + and minus.