2(x+6y)-3(7x-2y)16x-x的五次方
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/31 05:10:48
x)3Ҩ650544Эx>ɮ),|6mMR>* R;56452IBt
-6yv K %B
3(x-y)^2-7(x-y)+8(y-x)^2+6(y-x)合并同类项.
若(x-y)/(x+y)=3 则(x+2y)/(6x-7y)等于
计算:(x-y)^7÷(y-x)^6+(-x-y)^3÷(x+y)^2
2(y-x)的平方-7(x-y)+6(x-y)-3(y-x)的平方
计算(x-y)^7÷(y-x)^6+9-x-y)^3÷(x+y)^2
1、(-7x^y)(2x^y-3xy^3+xy) 2、((x-y)^6)/((y-x)^3)/(x-y)
化简3(x-y)-7(x--y)+2(y-x)
【2(x-y)(x-y)(x-y)-8(x-y)(x-y)(x+y)+6y(x-y)(x-y)]/2(x-y)(x-y)
初二上学期方程题 4x+y=5 5x+4y=63x-2y=1 2x+3y=13x-2y=7 7x+5y=32x+3y=17 2x-y=-4x+5y=6 2x+y=23x-6y=4 3x+2y=52x+y=73x-4y=53x+y=1x-2y=-1x+y=42x+3y=92x-3y=74x+5y=3x+y=20004x+6y=90003x+5y=113x-2y=42x+3y=215x-2y=5x+y=54x+3y=182x+3y=16x+4y=132x+3y=40x
因式分解3x^2(x-y)+6x(y-x)
已知:2x+y=6,x-3y=1 求7y(x-3y)(x-3y)-2(3y-x)(3y-x)
2(x+6y)-3(7x-2y)16x-x的五次方
x(x-y)2-(y-x)3
3x+5y-(x+y)=6 2(x+y)-3x=-7
[2/3x-2/x+y(x+y/3x-x-y)]/x-y/x
化简:{2/3x-2/(x+y)[(x+y)/3x-x-y]}/(x+y)/x
计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x
[2(x-y)^5-8(x-y)^2(x+y)+6y(x-y)^2]÷2(x-y)^2[2(x-y)^3-8(x-y)^2(x+y)+6y(x-y)^2]÷2(x-y)^2