(5x^2*y^3-4x^3*y^2+6x)/6x
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(5x^2*y^3-4x^3*y^2+6x)/6x(5x^2*y^3-4x^3*y^2+6x)/6x(5x^2*y^3-4x^3*y^2+6x)/6x(5x^2*y^3-4x^3*y^2+6x)/6x
(5x^2*y^3-4x^3*y^2+6x)/6x
(5x^2*y^3-4x^3*y^2+6x)/6x
(5x^2*y^3-4x^3*y^2+6x)/6x
(5x^2*y^3-4x^3*y^2+6x)/6x
=5xy³/6-2x²y²/3+1
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因式分解(x-2y)(x-3y)+(x-4y)(x-5y)+(x-3y)(x-5y)+(x-2y)(x-4y)
[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
因式分解 x-xy+3y-3x 2x+xy-y-4x+5y-6
【(4x-3y)(4x+3y)-(2x-3y)(5x+3y)]除以6x
化简(x+y)-(2x+y/2)-(3x+y/6)-(4x+y/12)-(5x+y/20)-……-(10x+y/90)
2(2x+3y)(3x+2y)-(6x-y)(2x-5y)
5/4(x+y)(-x-y)^3*[-4/3(x-y)]*[-3/5(y-x)^2]
x+y/2+x-y/6=5 2(x+y)-3(x-y)=-2
5x^3y(x-y)^3-10x^4y^3(y-x)^2因式分解
5x^3y(x-y)^3-10x^4y^3(y-x)^2
(2x-y)(3x-4y)-2(x-y)(2x-5y)简便运算
x+y/2+x-y/3=6,4(x+y)-3(x-y)=-20
{(x+y)/2+(x-y)/3=6 4(x+y)-3(x-y)=-20
4(x+y)-3(x-y)=-20,2/x+y+3/x-y=6
4x-3y/x-2y÷6y-8x/y-2x
(x+y)/2- x-y/2=6 3(x+y)=4(x-y)
x+y/3+x-y/2=6 4(x+y)-2(x-y)=40
{3(x+y)-4(x-y)=4 {x+y/2 + x-y/6=1