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*z = 0
x^2*z = 0
x^2*z = 0
x^2*z = 0 // : z
x^2 = 0
x = 0
x in (-oo:0) U (0:+oo)
(8-(6*x^5*z^3))/(x^2*z) = 0
(8-6*x^5*z^3)/(x^2*z) = 0
-6*x^5*z^3 = -8 // : -6*z^3
x^5 = (4*z^-3)/3
x^5 = (4*z^-3)/3 // ^ 1/5
x = (4^(1/5)*z^(-3/5))/(3^(1/5))
x = (4^(1/5)*z^(-3/5))/(3^(1/5))
| 3(x-7)-5x=-9 | | v+12=0 | | 9x-1=x | | M10/m5 | | 7.5=1.1+1.2 | | -3-2ln(x)=0 | | 39=3u+6(u+8) | | -5/7(-3) | | -13n+8=-12n-12 | | -5p-18=-5+8(-5p-6) | | Xp+qx=r | | (-60.5/x)=3 | | x-4/6=9/x | | -60.5/x=3 | | -19=7w+2(w-5) | | 49ab^2-35ab=0 | | 7+2(m-4)=1 | | 3/7(-1/3) | | -23=3(y+4)+2y | | (-14a)-14=(-8a)-2 | | 8x-4=8(x+9) | | 6/9=x-4/x | | a=2+2b | | -3=3(y+4)+2y | | J=w-v/u | | 6y-7fromy-5= | | 6x+2[3-1]=8[x+1] | | 5/x=3/6 | | -3/5(-1/6) | | 32-(-17b-8)= | | 8(n+3)=5n+33 | | 8/7=16/2x |