分解因式2x^2+4xy-6ax+3a-x-2y
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分解因式2x^2+4xy-6ax+3a-x-2y分解因式2x^2+4xy-6ax+3a-x-2y分解因式2x^2+4xy-6ax+3a-x-2y2x^2+4xy-6ax+3a-x-2y=(2x^2-x
分解因式2x^2+4xy-6ax+3a-x-2y
分解因式2x^2+4xy-6ax+3a-x-2y
分解因式2x^2+4xy-6ax+3a-x-2y
2x^2+4xy-6ax+3a-x-2y
=(2x^2-x)+(4xy-2y)+(3a-6ax)
=x(2x-1)+2y(2x-1)-3a(2x-1)
=(x+2y-3a)(2x-1)