SOLUTION: is x+5 a factor of 2x^3+6x^2+100 ? show work

Question 409575: is x+5 a factor of 2x^3+6x^2+100 ? show work
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
is x+5 a factor of 2x^3+6x^2+100 ? show work
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Use synthetic division to find f(-5)
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-5)....2....6....0....100
........2....-4...20..|..0

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Since the remainder is zero, x+5 is a factor.
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Cheers,
Stan H.
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