分解因式: 4x2-4xy-3y2-4x+10y-3的结果是 A. (2x+3y+1)(2x+y-3) B. (2x-3y+1)(2x+y-3)C. (2x-3y-1)(2x+y-3) D. (2x-3y-1)(2x-y-3) 答案 B相关推荐 1分解因式: 4x2-4xy-3y2-4x+10y-3的结果是 A. (2x+3y+1)(2x+y-3) B. (2x-3y+1)(2x+y-3)C. (2x-3y...
4x2-4xy-3y2-4x+10y-3 =(2x-3y)(2x+y)-3(2x-3y)+(2x+y)-3 =(2x-3y)(2x+y-3)+(2x+y-3)=(2x-3y+1)(2x+y-3)