计算3x[xy-2x(1/y-x/3]+3y(x²-y²)
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 12:16:36
x){nuӍ++*u*4+u+c+5*Ԕ
-u+!MR>IlHi{m+4+5J]c.Kk&[L5L5N]pf
̱/.H̳!?)
Bq1D6B
计算3xy[2xy-x(y-2)+x-1]
计算:1-2x+x^2/x-x^3*xy+x^2y/x-x^2
计算:(5-xy/x^3-x^2y)/(1-5/xy)^2*(y-x)^3
计算3x[xy-2x(1/y-x/3]+3y(x²-y²)
计算:3xy[2xy-x(y-2)+x]
计算(3x^3y-x^2y+1/2xy)÷(-1/2xy)
计算 3x【xy-2x(y-1/3x)】+3y(x2次-y2次)
计算:3xy(x²y-xy²+xy)-xy²(2x-xy+2x)
计算:(x^2-y^2/xy)^2/(x+y)^2*(x/x-y)^3
-2x(3x-7y)+(x-y)(x^2+xy+y^2) 计算
计算2x*(-3xy)²(-x²y)³
计算:(1)8x^2y^2*(-3x/4y^5) (2)(x+y)^2/xy-y^2*(y-x)^2/xy+y^2
计算:[x(x²y²-xy)-y(x²-x³y)]/3xy
计算(-3x^2y)×(1/3xy^2)
计算:(-3x^2y)(1/3xy^2)=?
计算:(-3x^y)(1/3xy^2)=?
(x^2+xy/x-y)/(xy/x-y)计算
计算 2xy[4x²y²-3y(xy+x²y)-xy²](2x-x²-3)(x³-x²-2)(x²)³-2x³[x³-x²(4x+1)](-1/3xy)²·[xy(2x-y)-3x(xy-y²)]