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Mathematics 8 Online
OpenStudy (anonymous):

Factor v^2+3v+9v+27

OpenStudy (anonymous):

v^2+12v+27=(v+3)(v+9)=> v=-3 or -9

OpenStudy (anonymous):

clear?

OpenStudy (anonymous):

v(v+3)+9(v+3) = (v+9)(v+3)

OpenStudy (anonymous):

That is factoring by grouping

OpenStudy (anonymous):

yeah

OpenStudy (anonymous):

no i don't understand any of this stuff

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