计算 (2x-3y-1)(-2x-3y+1)
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/11 02:30:45
x){nu4*t+u
55t,mCM"}|v6q4"R .
hA ! i7 ,
6*/.H̳ |A6
计算:(x+3y)(2x-y)
计算:(2x-3y)(x+y)
计算:(-x-2y) * (3x-y)
计算:(x+y)-3(x-2y).
计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x
计算(x+y)(x+y)^2(-x-y)^3
3x(x-y)+2y(x-y) 计算
计算:x+2y/x-y+2x/y-x-3y/x-y
计算x^2y^-3(x^-1y)^3
(2x+y)(x+3y-1)计算
计算:y×(y/x)^3÷[-(x^2)/y]^-2
计算:y(x-y)^2+(y-x)^3=?
计算3x[xy-2x(1/y-x/3]+3y(x²-y²)
计算:1/(x-y)-1/(x+y)-2y/(x^2+y^2)-4y^3/(x^4+y^4)-8x^7/(x^8+y^8)
计算(2x-3y)(x+4y)-(3x+y)(x-2y)(2x-3y)(x+4y)-(3x+y)(x-2y)
计算:x(x-3y)(5x-2y)
1.计算(a^2+a+1)(a^2-a+1) 2.计算(x-y)(x+y)+(3x-2y)(2x+y)-x(6x-y)
计算:(2x-3y)^2+(x-y)(x+y)+(2x+3y)^2