SOLUTION: Hi, I am having problems with factoring polynomials. {{{X^3 + 5 x^3 +8x +40 }}} I can't figure this one out at all and I have tried using all the factors of 40, but nothing s

SOLUTION: Hi, I am having problems with factoring polynomials. {{{X^3 + 5 x^3 +8x +40 }}} I can't figure this one out at all and I have tried using all the factors of 40, but nothing s

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Question 155139: Hi, I am having problems with factoring polynomials.

I can't figure this one out at all and I have tried using all the factors of 40, but nothing seems to work.
Thanks
Answer by oscargut(2103) (Show Source): You can put this solution on YOUR website!
i think p(x)=
then
x=-5 is a root
1 5 8 40
-5 -5 0 -40
1 0 8 0
then

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