(3x-y)^2-(x+3y)^2因式分解

来源：学生作业帮编辑：作业帮分类：数学作业时间：2024/05/15 05:55:04

原式=[（3x-y)+(x+3y)]*[(3x-y)-(x+3y)]
=(3x-y+x+3y)*(3x-y-x-3y)
=(4x+2y)*(2x-4y)
=2(2x+y)*2(x-2y)
=4(2x+y)*(x-2y)
=4(2x^2-3xy-2y^2)
=8x^2-12xy-8y^2

(x-y)^2-(x-y)^3因式分解 (x+y)^2-3(x-y)因式分解 3x-y^2 因式分解因式分解3x^2(x-y)+6x(y-x) 6x(x-y)^2+3(y-x)^3 因式分解因式分解x(x-y)^2+2(x-y)^3 4x*3-4x*2y-(x-y)因式分解 4x^3-4x^2y-(x-y)因式分解 (3X-Y)^2-(2X+Y)^2-(Y+3X)(3X-Y) 因式分解因式分解(2x-3y)(x+y)+(3x-2y)(x+y) 因式分解 (1)6(x-y)^3-3y(y-x)^2 (2)x(x-y)(a-b)-y(y-x)( 因式分解（3x+2y)(2x+3y)