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Can the polynomial in the numerator of the expression x2-5x+7/x-9 be factored to derive (x − 9) as a factor?
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Can the polynomial in the numerator of the expression x2-5x+7/x-9 be factored to derive (x − 9) as a factor?

User Sameer K
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1 Answer

1 vote

Answer:

No.

Explanation:

Because x²-5x+7, as x = 9 is 9²-5·9+7 = 81-45+7 ≠ 0

f(x) = x²-5x+7 is divisible by x-9 only if f(9) = 0.

User Matt Kantor
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