If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x^4+2*x^3+5*x^2+4*x+2;x^4+3*x^2+2
-b/a = 5
1;4;2;3;1;0
1;8;1;12;0;2
(1/2)*sin(3*y)
| 9u=u+48 | | 4y=24-2y | | -3x^2+600x+16= | | 3x+4y=15fory | | 6t=2t | | 4w+10=9w | | 6x+150=16x-10 | | Cosx-5sin=0 | | 37=z-26 | | Cosx-5sinx=0 | | 5x^2+3x-22=-8 | | 4e-13=15 | | 6x^2-18x+2=0 | | z^2=-5/2-2i | | 80=8k | | y=-3/2x^3 | | 6+77=44x+30 | | 31q=93 | | -5r^2=-245 | | 6(lnx)=1 | | m/4=-133 | | 6=w-86 | | 5x+2(3x+1)=x | | z-4(z-2)=-13 | | n-41=42 | | 98-4y=10 | | 4(2x-8)=2x+10 | | -3x^2+620x+14= | | 12a-a-a-a= | | 8n^2+12n-7=10 | | 51-3x=11-8x | | n+3(n-7)=18 |