因式分解基础题1.12(x+y)^2-4(x+y)-12.-x^2y^2+5x^2y+6x^23.x^4+3x^3-28x^24.2x^2-6xy-8y^25.-9x^2+9xy+10y^2

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 19:04:39

因式分解基础题1.12(x+y)^2-4(x+y)-12.-x^2y^2+5x^2y+6x^23.x^4+3x^3-28x^24.2x^2-6xy-8y^25.-9x^2+9xy+10y^2
因式分解基础题
1.12(x+y)^2-4(x+y)-1
2.-x^2y^2+5x^2y+6x^2
3.x^4+3x^3-28x^2
4.2x^2-6xy-8y^2
5.-9x^2+9xy+10y^2

因式分解基础题1.12(x+y)^2-4(x+y)-12.-x^2y^2+5x^2y+6x^23.x^4+3x^3-28x^24.2x^2-6xy-8y^25.-9x^2+9xy+10y^2
1.(6x+6y+1)(2x+2y-1)
2.-x^2(y-6)(y+1)
3.x^2(x+7)(x-4)
4.(3x+2y)(-3x+5y)