分解因式:(3x+2y)²-(2x-3y)²
问题描述:
分解因式:(3x+2y)²-(2x-3y)²
答
(3x+2y)²-(2x-3y)²
=[(3x+2y)+(2x-3y)][(3x+2y)-(2x-3y)]
=(5x-y)(x+5y)
答
=(3x+2y+2x-3y)(3x+2y-2x+3y)
=(5x-y)(x+5y)