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Is x + 10 a factor of the function f(x) = x3 − 75x + 250? Explain.

Is x + 10 a factor of the function f(x) = x3 − 75x + 250? Explain.
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Is x + 10 a factor of the function f(x) = x3 − 75x + 250? Explain.

User Rubergly
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1 Answer

3 votes
Yes.

f(-10) = 0 is sufficient to tell you (x+10) is a factor.

The full factorization is
f(x) = (x+10)(x-5)²
Is x + 10 a factor of the function f(x) = x3 − 75x + 250? Explain.-example-1
User Alexchernyy
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