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Mathematics 7 Online
OpenStudy (anonymous):

x^2 + 3x - 40 Factor out . ^ please help

OpenStudy (raspberryjam):

What times what gives you 40? And out of those factors what plus what gives you positive 3?

OpenStudy (raspberryjam):

Actually I should clarify the first question...what times what gives you NEGATIVE 40?

OpenStudy (anonymous):

i think it is (x-5)(+8) ?????

OpenStudy (raspberryjam):

Yes you've got it :)

OpenStudy (anonymous):

thank you . (:

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