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Mathematics 8 Online
OpenStudy (anonymous):

8k^2-19k+9 is this a prime polynomial???

OpenStudy (anonymous):

It does not have integer roots. \[(-b \pm \sqrt{b ^{2}-4ac})/2a\] Which I believe gives you \[(19\pm \sqrt{73})/16\]

OpenStudy (anonymous):

no tsuppose to use the qudratic equation

OpenStudy (anonymous):

Actually, I'm wrong, sorry. The factorization is (9x-3)(2x-3)

OpenStudy (anonymous):

Aw crap - I did it again. That's incorrect too.

OpenStudy (anonymous):

i just wrote it down as being prime

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