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^2 = 0
x^2 = 0
x^2 = 0
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x in (-oo:0) U (0:+oo)
2*x-(1/(x^2)) = 0
2*x-x^-2 = 0
2*x-x^-2 = 0
x*(2-x^-3) = 0
-1*x^-3 = -2 // : -1
x^-3 = 2
-3 < 0
1/(x^3) = 2 // * x^3
1 = 2*x^3 // : 2
1/2 = x^3
x^3 = 1/2 // ^ 1/3
x = (1/2)^(1/3)
x = 0
x = 0
x in { 0}
x = (1/2)^(1/3)
| ln(4x^2)+ln(8)=5 | | 4/3•3.14•8 | | 8+7=12x-3-8x+1 | | 3x/7=10-x/2 | | y+7x=32 | | x^(3/4)=4 | | 2b+3(3b+19)=25 | | 2y-3x=-48 | | 3x+2y=-48 | | (4C-1)(5C+3)=0 | | xNy=2xy^2 | | 11x(751+209)= | | -2+5x=3x | | (-3b-1/4)-8 | | 8-2(7x-4)=6x-4 | | y=e^4lnx | | 204-(577-512)= | | 207-(577-512)= | | x^2+6x-36=-3 | | .33(9-6x)=x | | tan(x)=3.7 | | 12t^2-24t=0 | | 18*(480+859)= | | 7/x=3/4 | | X^2-12x-21=10 | | 12x-6x-7x=9 | | y-8/3y^2 | | 1.5x-2=19 | | 1.33x-8=-16 | | 2(x+4)+2=8x+2(x-12) | | 2x-(13)=3x+18 | | 12n+2=-45 |