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)
x*((2*x^3-(4*x^2)+2)/2)-2 = 0
x*((2*x^3-4*x^2+2)/2)-2 = 0
(x*(2*x^3-4*x^2+2))/2-2 = 0
(x*(2*x^3-4*x^2+2))/2+(-2*2)/2 = 0
x*(2*x^3-4*x^2+2)-2*2 = 0
2*x^4-4*x^3+2*x-4 = 0
2*x^4-4*x^3+2*x-4 = 0
2*(x^4-2*x^3+x-2) = 0
x^4-2*x^3+x-2
x^3*(x-2)+x-2
(x^3+1)*(x-2)
2*(x^3+1)*(x-2) = 0
(2*(x^3+1)*(x-2))/2 = 0
(2*(x^3+1)*(x-2))/2 = 0 // * 2
2*(x^3+1)*(x-2) = 0
( x-2 )
x-2 = 0 // + 2
x = 2
( x^3+1 )
1*x^3 = -1 // : 1
x^3 = -1
x^3 = -1 // ^ 1/3
x = -1
x in { 2, -1 }
| t-6-3=8 | | 2x+156=156 | | a(x+1)=k | | 5(2x-4)=3x+8 | | 2x^2-15=x | | -2x-7y=-42 | | -49x^2-49x-12= | | 0.625y=-1 | | 13(x+3)=4(2x+9)+4x | | 5(2x-4)=3x | | 8x-1(4x+6)=6x-44 | | -5-r=2r | | 0.5t+0.25(t+16)=4(-3.1x+2.68) | | n=4n+14 | | y=x+n/b | | 9-17=-10 | | 7x+4y+6xy+4+10xy= | | 4/3-2/3x=-1/9 | | 4/3-2/3=-1/9 | | 6+10n-5n=1 | | 1.414213562x^2-2x=0 | | 3(4x+1)=4x-7x | | -3/v=-6 | | 11z+2z-9=0 | | -3/5x-3=15 | | x+(x/24)=100 | | -2z+4z+2z= | | 3x-4/2=10 | | 8x+4-3x=-6 | | 15=6/x | | y^2+13y=-36 | | x^2+y+4=0 |