If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x^2+4*x+2;-138*x-79
{root[2][5]}
7;16;7;16;2;0
sin(4*pi*x^2)
x^2+4*x+2;-138*x-79
| 2.25/2=? | | 9(6-3d)= | | -115/5 | | 1/2(x^(-1/2))=1/9 | | -28-2=-20 | | X(2)=9 | | -84=3(5n+2) | | 3x^2-19x-42=0 | | x^-1/2=2/9 | | 2Z+3=10 | | 27.95+12.55(5)+4.98b=300 | | 0=-0.1x^2+4x-10 | | -(4+-x)=0.75(x+-6) | | 5c-15=7z+4 | | 5+2p=3 | | 5/3=25/x | | z^4+5*z^2+4=0 | | y=10-5 | | 10x+0.10=0+0.35 | | -115/-(-5)= | | log(x)=.78 | | 5/2x-1=10/3x | | 15x^2=325x | | 9y-4=-2x+7 | | e^4x=1/4 | | e^4x=.25 | | 5c-3=22 | | 2n+27=5y | | R/7.6=3.05 | | 5x^2-10=30 | | x-0.83=1.47 | | 5x^2-25y^3=0 |