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Mathematics 7 Online
OpenStudy (anonymous):

what does x^2-7x+30 factor out to?

jimthompson5910 (jim_thompson5910):

hint: find two numbers that multiply to 30 (last term) and also add to -7 (middle coefficient)

OpenStudy (anonymous):

I tried -10 and -3 but they add to -13...

OpenStudy (anonymous):

i don't think it's factorable..

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