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Mathematics 9 Online
OpenStudy (anonymous):

PLEASE HELP !!!! Factor completely if possible : 9x^2+6x-4y-4y^2 ASAP !!!

OpenStudy (jiteshmeghwal9):

\[9x^2+6x-4y-4y^2\]\[3x(3x+2)-4y(1+y)\]

OpenStudy (anonymous):

but this is not completely factor ? is t ?

OpenStudy (raden):

9x^2+6x-4y-4y^2 = (9x^2-4y^2)+(6x-4y) = (3x+2y)(3x-2y)+2(3x-2y) use the distributive property : = (3x-2y)(3x+2y+2)

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