If it's not what You are looking for type in the equation solver your own equation and let us solve it.
V in (-oo:+oo)
V = 3.14*(4/3)*20^3 // - 3.14*(4/3)*20^3
V-(3.14*(4/3)*20^3) = 0
V-4.18666667*20^3 = 0
V-33493.33336 = 0 // + 33493.33336
V = 33493.33336
V = 33493.33336
| 500=50x+25 | | x+54+7x+84+70=360 | | 120=3x+2x | | 5w+4v=32 | | 6(2x+3)=4(2x+3)+6 | | 8y=-3x+16 | | x+2+x+45+x+64=360 | | 0.5=20x+80 | | 125=3x+2x | | 8.4=-t/7.5 | | x+73+x+63+2x=360 | | 2/5t=2/9 | | 2+(5-10*2)= | | 215=35x+40 | | x+97+3x+75=360 | | 3x^2-12x+14= | | tn=(n-2)2power | | 8(x+9)+10=3(x+9)+10 | | 24x^5=135.5 | | x+94+x+13+x+33+85=360 | | 215=40+35x | | (x+15)+(x)+(4x-20)=180 | | 13x/72=-23 | | (2x+65)+(4x-5)=180 | | 3(x-5)+12=48 | | 3x-10+(90-x)=180 | | x+77+x+67+2x=360 | | 14l-6=29 | | 64-4s^2=0 | | T-4.48=13.12 | | y^3-2y^2+2y+1=0 | | ix+3=5+i |