If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( h )
h = 0
h = 0
h = 0
h in (-oo:0) U (0:+oo)
16/7 = 4.8/h // - 4.8/h
16/7-(4.8/h) = 0
16/7-4.8*h^-1 = 0
-4.8*h^-1 = -16/7 // : -4.8
h^-1 = 0.47619048
-1 < 0
1/(h^1) = 0.47619048 // * h^1
1 = 0.47619048*h^1 // : 0.47619048
2.09999998 = h^1
h = 2.09999998
h = 2.09999998
| 3a-7=2a-9 | | -45-2=11-10x | | 3x-2=10x-28 | | 2(m+7)=-22 | | 4/((3r-1)-4) | | 4/(3r-1)-4 | | 12x+5=8x+4 | | 6y+(16-2y)=4 | | 4x+9x=117 | | 90+x+87+93=(360) | | 360=(x+3x+5x+3x) | | 67.5=(x+7) | | 5=-w | | (90*3)+2x=(3*180) | | 62-3x=6x+23 | | (x+21)+105+88+154+x=(3*180) | | 15x=3.75 | | 2x+19=9x-58 | | 2x+19=6x+2 | | x-2+5=18 | | 6x+58=10x-10 | | 8-8x=163-43x | | -15h-1(23-9h)=0 | | 47-11r-7r=0 | | -5+3p-p=0 | | 2xy(2x)(2xy)= | | 2(x+1)+5=0 | | 7(n-5)=0 | | 6x+4-3x=0 | | C=Q/V | | A=h/2(b1+b2) | | 4+2(x+3)+8x-3y+1= |