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If x + 2 is a factor of x^2 +mx + 14 find m
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If x + 2 is a factor of x^2 +mx + 14 find m

User RCT
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1 Answer

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x² + mx + 14

If (x+2) one of the factors, we can write

14 = 2*7
m = 2+7= 9

x² +9x + 14 = (x+2)(x+7)



User Kery Hu
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