15x^2 + 7xy - 2y^2
(3x + 2y)(5x - y)
how would i factor
15x^2+7xy-2y^2
3 answers
15x^2+7xy-2y^2
=15x^2+10xy-3xy-2y^2
=5x(3x+2y)-y(3x+2y)
=(3x+2y)(5x-y)
=15x^2+10xy-3xy-2y^2
=5x(3x+2y)-y(3x+2y)
=(3x+2y)(5x-y)
How did you get 15x^2+10xy_3xy_2y^2