liz164
liz164
11-11-2016
Mathematics
contestada
How to factor
9y^4-12y^3-12y^2
Respuesta :
irspow
irspow
19-03-2017
First factor out the largest common factor of all terms and you have:
3y^2(3y^2-4y-4) now factor quadratic in parentheses...
3y^2(3y^2-6y+2y-4)
3y^2(3y(y-2)+2(y-4))
(3y^2)(3y+2)(y-4)
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