9(x+y)^2-49(x-y)^2
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/08 23:07:01
xA 6
%y>KmwfsCVTJ)^cpP148>0#3SAIyF++oGw7u7
x-y/x-x+y/y-(x+y)(x-y)/y² y/x=2
化简y(x+y)+(x+y)(x-y)-x^2
x+y)^2-14(x+y)+49
9(x-y)-12(y-x)^2
(x+y)^2+6(x+y)+9
(x+y)^2-9(x+y)+18
(x+y)(x-y)-(x-y)^2如题 (x+y)(x-y)-(x-y)^2
【2(x-y)(x-y)(x-y)-8(x-y)(x-y)(x+y)+6y(x-y)(x-y)]/2(x-y)(x-y)
因式分解x(x+y)(x-y)-x(x+y)^2
9(x+y)^2-49(x-y)^2
49(x+y)^2-9(x-y)^2 因式分解
[(x-y)^2-(x+2y)(x-2y)]/y
计算:y-x分之x+y+x-y分之y-y-x分之2x-y
(x-2y)^2-6(2y-x)(x+y)+9(x+y)^2因式分解
4(x-y)-3(x-y)=9 5(x-y)+2(x-y)=11
81/8*(-x-y)^6*(x-y)^3*4/9(x+y)^4*(y-x)^2
计算(x-y)^7÷(y-x)^6+9-x-y)^3÷(x+y)^2
3(x+y)-2(x-y)=11 4(x+y)+3(x-y)=9