\(=6x^2-9xy+2xy-3y^2\)
=3x(2x-y)+y(2x-y)
=(2x-y)(3x+y)
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\(=6x^2-9xy+2xy-3y^2\)
=3x(2x-y)+y(2x-y)
=(2x-y)(3x+y)