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OpenStudy (anonymous):
Determine whether -3 is a root of x^3+3x^2+x+1=0. Please explain and show work.
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OpenStudy (anonymous):
I got 40. So since it did not equal 0, -3 is not a root, right?
OpenStudy (anonymous):
sorry you don't have to flip it just sub in (-3) as x will do i don't think you'll get 40, but it isn't equal to zero either
OpenStudy (anonymous):
I got -27. Thanks so much!
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