If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
150-(x*((x^2)/3)) = 0
(-1/3)*x^3+150 = 0
-1/3*x^3 = -150 // : -1/3
x^3 = 450
x^3 = 450 // ^ 1/3
x = 450^(1/3)
x = 450^(1/3)
| 16+x^2=-24 | | 3(3x+4)=7(x+5)-17 | | 14v+-14=-10 | | 11-a=7 | | 2x-6y+6z=-10 | | 8d-(2-3d)=42 | | 1/3-9=12 | | 52.0-7.2x= | | -2.5(6)= | | 2x+4+3x+3=29 | | 3.2x+20.8= | | 28-10x+2x^2=8+4x | | 8d-0.333(6-9d)=42 | | 9x4-6/5(5-4) | | ln(x+4)=10 | | X^3-3x^2-116=0 | | 12x+5=5x-4 | | 10d-3d=20+1 | | 15x-80+61=46 | | 4x^2+74x-210=0 | | 25-x=72 | | 4x^2+74x+210=0 | | (x*x)+3x=5 | | 5a+12=18 | | x^3y^2+x^2y-42x= | | -2=8-x | | xx+3x-5=6 | | 4x^21=0 | | (-5*(-1(-1*b)))+(-5*b)=3 | | (-5*(-1-1b))+(-5*b)=3 | | 7n=8m | | (-5*(-1+(-1b)))+(-5*b)=3 |