SOLUTION: is (x+2)a factor of X^4-3x-5?
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Question 976628: is (x+2)a factor of X^4-3x-5?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
is (x+2)a factor of X^4-3x-5?
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f(x) = x^4-3x-5
If x+2 is a factor, then f(-2) will be zero.
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f(-2) = 16 + 6 - 5 = 17
--> not a factor.
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