Write a third degree polynomial function that has real zeros -1, -2 and 4

asked Jun 20, 2022 192k views

23 votes

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3 votes

Answer:

f(x) =
x^(3) - x^(2) - 10x -8

Explanation:

All you have to do is multiply (x + 1)(x + 2)(x - 4)

You should get
x^(3) - x^(2) - 10x -8

So, f(x) =
x^(3) - x^(2) - 10x -8

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