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^2 = 0
x = 0
x = 0
x^2 = 0
x^2 = 0
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x in (-oo:0) U (0:+oo)
(5*x)/x = (8*x^3)/(x^2) // - (8*x^3)/(x^2)
(5*x)/x-((8*x^3)/(x^2)) = 0
(5*x)/x-8*x = 0
5-8*x = 0 // - 5
-8*x = -5 // : -8
x = -5/(-8)
x = 5/8
x = 5/8
| Y=x^2+-8x | | -83=-6x-3x+7 | | 1/2x+5=x+8 | | 5d+6(5d-1)-7= | | 4+2x-2=6x+2-3x | | 8+4x+2x=44 | | 6x+1=1-6x | | 2x^2-50x+500=0 | | (n^2-16)=0 | | 5x^2-50x=-85 | | -6x+6=5-5x | | 0.2x-lnx=0 | | 5-6p+8p=3p+7 | | (2x^2-2)(2x-2)= | | F(8)=8x-78+7x^2 | | 3x-5=5(x-1) | | -6x+7=-38+3x | | 12x^2-4ax-4bx+ab=0forx | | 20x+5-20=21x+4 | | Ln(x+6)+ln(x+4)=ln(x+5) | | (4x^2-5)(x-1)= | | (4x^3-5)(x-1)= | | -4+x=-2x-4 | | 2(x+1)-(3-2x)=2x-(7-2x) | | 200-60= | | 7x-2=10x+13 | | 200-60/2= | | -5v+v=20 | | 6x+2=-6x+62 | | 4(x-3)=7x-100 | | 4a×3b/2b×2a | | 1+x=6x+46 |