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(x+y)²-10(x+y)+25 4m²-9n²-4m+1

(x+y)²-10(x+y)+254m²-9n²-4m+1(x+y)²-10(x+y)+254m²-9n²-4m+1(x+y)²-

x(m-x)(m-y)-m(x-m)9y-m)

x(m-x)(m-y)-m(x-m)9y-m)x(m-x)(m-y)-m(x-m)9y-m)x(m-x)(m-y)-m(x-m)9y-m)x(m-x)(m-y)-m(x-m)(y-m)=x(m-x)(

已知方程组{4x+y=3m 2x-2y=9m,求x+y+m/3x-2y的值.

已知方程组{4x+y=3m2x-2y=9m,求x+y+m/3x-2y的值.已知方程组{4x+y=3m2x-2y=9m,求x+y+m/3x-2y的值.已知方程组{4x+y=3m2x-2y=9m,求x+y

已知x.y满足2x-y=3m,x+2y=4m+5,且x+y=9,求m的值 整体求值

已知x.y满足2x-y=3m,x+2y=4m+5,且x+y=9,求m的值整体求值已知x.y满足2x-y=3m,x+2y=4m+5,且x+y=9,求m的值整体求值已知x.y满足2x-y=3m,x+2y=

4m(x-y)-2m^2(y-x)^3

4m(x-y)-2m^2(y-x)^34m(x-y)-2m^2(y-x)^34m(x-y)-2m^2(y-x)^34m(x-y)-2m²(y-x)³=4m(x-y)+2m²

分解因式 4m^2(x+y)^2-12mn(x+y)(x-y)+9n^2(x-y)^2?

分解因式4m^2(x+y)^2-12mn(x+y)(x-y)+9n^2(x-y)^2?分解因式4m^2(x+y)^2-12mn(x+y)(x-y)+9n^2(x-y)^2?分解因式4m^2(x+y)^

分解因式 4m^2(x+y)^2-12mn(x+y)(x-y)+9n^2(x-y)^2

分解因式4m^2(x+y)^2-12mn(x+y)(x-y)+9n^2(x-y)^2分解因式4m^2(x+y)^2-12mn(x+y)(x-y)+9n^2(x-y)^2分解因式4m^2(x+y)^2-

1、-16m^2-48m^4+24m^62、3a(b²+9)²-108ab²3、(x-y)²-10(x-y)+25

1、-16m^2-48m^4+24m^62、3a(b²+9)²-108ab²3、(x-y)²-10(x-y)+251、-16m^2-48m^4+24m^62、3

分解因式(过程)25x^2-36y^21-x^44(m+n)的^2-p^416-(m+x)^29(a+b)^2-x^2y^24a^2b^2-36x^216(m+n)^2-25(m-n)^2(3x+y)^2-9(3y-x)^2x^2+10x+25x^2-18x+81x^2-26x+1692(x-y)-6(y-x)

分解因式(过程)25x^2-36y^21-x^44(m+n)的^2-p^416-(m+x)^29(a+b)^2-x^2y^24a^2b^2-36x^216(m+n)^2-25(m-n)^2(3x+y)

1:分解因式4(x+2y)²-25(x-y)²=...2:把9(x-y)+12(x²-y²)+4(x+y)²因式分分解因式(x+y)^m+1-(x+y)^m-14:分解因式-3y^4+10y²+8=..

1:分解因式4(x+2y)²-25(x-y)²=...2:把9(x-y)+12(x²-y²)+4(x+y)²因式分分解因式(x+y)^m+1-(x+y

通分①x/3y与3x/2y²②x-y/2x+2y与(x-y)/(x+y)²③2mn/4m²-9与2m/2m+3

通分①x/3y与3x/2y²②x-y/2x+2y与(x-y)/(x+y)²③2mn/4m²-9与2m/2m+3通分①x/3y与3x/2y²②x-y/2x+2y与

明天要交.计算:12/m^2-9+2/3-m;.计算:12/(m^2-9)+2/(3-m);(x^2-y^2)/(x+y)-[4x(x-y)+y^2]/(2x-y);

明天要交.计算:12/m^2-9+2/3-m;.计算:12/(m^2-9)+2/(3-m);(x^2-y^2)/(x+y)-[4x(x-y)+y^2]/(2x-y);明天要交.计算:12/m^2-9+

关于x,y的二元一次方程组x+2y=3m x-y=9m的解也是3x+2y=-4的一组解,m=?x+2y=3m+1

关于x,y的二元一次方程组x+2y=3mx-y=9m的解也是3x+2y=-4的一组解,m=?x+2y=3m+1关于x,y的二元一次方程组x+2y=3mx-y=9m的解也是3x+2y=-4的一组解,m=

已知代数式(-4x+3y)(-3y-4x)与多项式M的差是(2x+3y)(8x-9y),求多项式M

已知代数式(-4x+3y)(-3y-4x)与多项式M的差是(2x+3y)(8x-9y),求多项式M已知代数式(-4x+3y)(-3y-4x)与多项式M的差是(2x+3y)(8x-9y),求多项式M已知

1-m^2+10mn-25n^2 x^3+3x^2-4x-12 x^2+2x-6y-9y^2因式分解

1-m^2+10mn-25n^2x^3+3x^2-4x-12x^2+2x-6y-9y^2因式分解1-m^2+10mn-25n^2x^3+3x^2-4x-12x^2+2x-6y-9y^2因式分解1-m^

因式分解:1、-16m²+48m的3次方-24m的4次方;2、25x²-16y²;3、4a²b+b的3次方-4ab²;4、x的4次方-18x²+81;5、6xyz-9x²y²;5、4x²-y²;

因式分解:1、-16m²+48m的3次方-24m的4次方;2、25x²-16y²;3、4a²b+b的3次方-4ab²;4、x的4次方-18x²