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OpenStudy (anonymous):
What are the zeros of the polynomial function: f(x) = x3 + x2 - 20x ?
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OpenStudy (anonymous):
Well, for one, you can set the equation to 0. Then you'll need to factor. There's something quite nice you can factor out. Do you know what it is?
OpenStudy (anonymous):
5 and -4 :P
OpenStudy (anonymous):
so -5 and 4? lol ty
OpenStudy (anonymous):
Wait, wait, wait...you're not quite done. What you factored was x^2 + x - 20...but that's not quite the equation.
OpenStudy (anonymous):
(although your two answers are right! There's one more though.)
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OpenStudy (anonymous):
yes i know lol i guess i just had a brain fart haha ty
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