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 = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
5/8 = (1/2)/x // - (1/2)/x
5/8-((1/2)/x) = 0
(-1/2)*x^-1+5/8 = 0
-1/2*x^-1 = -5/8 // : -1/2
x^-1 = 5/4
-1 < 0
1/(x^1) = 5/4 // * x^1
1 = 5/4*x^1 // : 5/4
4/5 = x^1
x = 4/5
x = 4/5
| 4x^3+3x^3-4x-12=0 | | 5(j+2)-9=-17-j | | 825x+3.125=12.5 | | -5-6x=-4x | | -3(8x+11)=6(-46-13) | | 5-6(-5x+1)= | | x(x*x-4)=0 | | 5(6x+1)=14x-1 | | 3/7*1/5 | | 5/9*5/9 | | 1/9*4/5 | | Y^4+y^3=0 | | 8/9*7/9 | | 4+-10=x+3x-2x | | (x+24)=(2x-8) | | 3.6/4 | | (2x-1)=(4x+3) | | 2(x+2)=5+-5 | | f(x)=0.45(0.91)x | | -(-y-7z-3)= | | 17x-23+14x+13=29x-18-5x+127 | | 1625-2/5 | | f(x)=30(1.25) | | -5.8=9.61+2.3w | | f(x)=0.35(0.85)x | | -14+3t=2.5t | | 12x-8-3x=10x+27-4x-2 | | -6(n/2)-10 | | ba=16 | | 5/4-1/3-1/2 | | f(x)=30(1.25)x | | 4m+27=9m-8 |