因式分解 (m+n)(x-y)-(m+n)(x+y) (x-2y)(2x+3y)-2(2y-x)(5x-y) 2道因式分解 (m+n)(x-y)-(m+n)(x+y) (x-2y)(2x+3y)-2(2y-x)(5x-y)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/09 22:44:22
因式分解 (m+n)(x-y)-(m+n)(x+y) (x-2y)(2x+3y)-2(2y-x)(5x-y)
2道因式分解 (m+n)(x-y)-(m+n)(x+y)
(x-2y)(2x+3y)-2(2y-x)(5x-y)
(m+n)(x-y)-(m+n)(x+y)
= (m+n)(x-y-x-y)
= -2(m+n)y
(x-2y)(2x+3y)-2(2y-x)(5x-y)
= (x-2y)(2x+3y+10x-2y)
= (x-2y)(12x+y)
(m+n)(x-y)-(m+n)(x+y) =(m+n){(x-y)-(x+y)} =-2y(m+n)
(x-2y)(2x+3y)-2(2y-x)(5x-y)=12*x^2-23*x*y-2*y^2=(12*x+y)*(x-2*y)
(m+n)(x-y)-(m+n)(x+y)
=(m+n)[(x-y)-(x+y)]
=-2y(m+n)
(x-2y)(2x+3y)-2(2y-x)(5x-y)
=(x-2y)(2x+3y)+2(x-2y)(5x-y)
=(x-2y)[(2x+3y)+2(5x-y)]
=(x-2y)[2x+3y+10x-2y]
=(x-2y)(12x+y)
因式分解 (m+n)(x-y)- (m+n)(x+y)
(m-n)(x-y)-(n-m)(x+y)因式分解
m(x-y)-n(y-x)因式分解
m(x-y)^n+n(y-x)^2n因式分解
-x^6n-y^3m因式分解
m(x+y)+n(x+y)-x-y因式分解
因式分解x(m+n)-y(n+m)+(m+n) ,
因式分解3m(x+y)-9n(x+y)
3m(x-y)-6n(y-x)因式分解
2m(x+y)+n(x+y) 因式分解快
2m(x+y)+n(x+y) 因式分解
(x+y)^2+(x+m)^2-(m+n)^2-(y+n)2因式分解
因式分解:(x-y)^2(m-n)+(x+y)^2(n-m)
(x+y)2+(x+m)2-(m+n)2-(y+n)2 因式分解
2a(m-n)+4(n-m)和a^2(x-y)+(y-x)怎么因式分解
(x+y)(m+n)^2-(x+y)(m-n)^2因式分解,
因式分解m²+2m(m-n)+(m-n)²,16-8(x-y)+(x-y)²
(x+y)(5m+3m)的平方-(x+y)(m-n)的平方 因式分解