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OpenStudy (anonymous):
Which polynomial is prime? 4x2 - 17x + 15 4x2 + 13x 8x2 + 7x - 16 x2 - 4
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OpenStudy (uri):
I think it's the B one because 13 is prime.
OpenStudy (anonymous):
\[8 x^2+7 x-16 \] because it cannot be factored. http://www.virtualnerd.com/algebra-2/polynomials/equations/factoring-strategies/prime-polynomial-definition
OpenStudy (uri):
Can we factorize 4x^2+13x? @robtobey
OpenStudy (anonymous):
Yes.\[4 x^2+13 x=x (4 x+13) \]
OpenStudy (uri):
Omg yes.
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OpenStudy (anonymous):
Thank Mathematica.
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