If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x^3 = 0
x = 0
x^3 = 0
x^3 = 0
1*x^3 = 0 // : 1
x^3 = 0
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
((2*x^0*x^-3*y^-2*y^3)/(x^3))*y^3 = 0
((2*x^-3*y^-2*y^3)/(x^3))*y^3 = 0
2*x^-6*y^4 = 0 // : 2*y^4
x^-6 = 0
x naleu017Cy do O
x belongs to the empty set
| -9(-9)+2y=-18 | | 44+99=30m+25m | | -4x-9y=-3 | | 18=a-3.3 | | 6h^3-12h^2=0 | | -14+z=-23 | | -10+x-9=17-13+1 | | -4y-8=12 | | 3x^2+2xy-3y^3=57 | | 3/4x-1/3x+5/6x=x+3 | | 3+8+x=5+6 | | 5m-6=29 | | 6x+8y=-7 | | x^3-7x^2+8x+10=0 | | x+2x+3x+3=27 | | 8+5s-2=7s+8-4s | | 3b^4-9b^5= | | 37/5+2x=8/5-3x | | 255x^2+49=0 | | 8-4x=8x | | 14y-2=7x-9 | | 8x=14+2x | | 8x=2x+14 | | 3+x+x=145 | | 196x^2+9=0 | | 45-5x=59x-1 | | 12t^2+44t+16=0 | | 8x^3-98x=0 | | x+x-3007=7833 | | -2(2x+7)=4 | | 10=-6+2c | | 5(-8x-5)-3x=-2 |