If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
(2*x^3*y^-2)^2 = 0
x = 0
(2*x^3*y^-2)^2 = 0
(2*x^3*y^-2)^2 = 0
4*x^6*y^-4 = 0 // : 4*y^-4
x^6 = 0
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
((x^-5*y^4)^5)/((2*x^3*y^-2)^2) = 0
1/4*x^-31*y^24 = 0 // : 1/4*y^24
x^-31 = 0
x naleu017Cy do O
x belongs to the empty set
| 11n-10n=-21-4 | | 4x-9=-63-8x | | 3.7x-2.7x+3.2=3.2-1.2 | | 7=u+11 | | -8x+2=x-11 | | 21z-20z=-22+12 | | 3(5x-7)-2(9x-11)=4(8x-13)-17 | | 4(x-6)+4=6x-2 | | 7.6=7.8z-6.8z-2.5 | | 12x-57=5x+13 | | 2=y-14 | | 32X+32=64 | | 2x+22=4x-12 | | -2.5x+2.2x=-17.61 | | 2.8n-1.8n+8.9=1.5 | | 4.6=7.1y-6.1y+4.3 | | 5z-11z=-2 | | 0.08x+0.07(900-x)=67 | | 5ln(4x+2)=18 | | 5.90=.05x+2.90 | | -9.6=0.3x | | -m-3m= | | y=.05*28+2.90 | | -8(4a+9)= | | Y-1/2=7/2 | | x^2=x/4 | | 1/9(2x-5)=3 | | 6t+7=13+7t | | 4+9x(-9)= | | 7/2=v-5/2 | | 137-7x=29x+21 | | 1+5x=28 |