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)
(1/4)*x^2+(1/2)*x+9/4 = 0
1/4*x^2+1/2*x+9/4 = 0
DELTA = (1/2)^2-(1/4*9/4*4)
DELTA = -2
DELTA < 0
x belongs to the empty set
| y=4x^2-9x+2 | | 12.733+m=32.651 | | k/3=10/4 | | 10+32t-(-4)=0 | | 7v+7+6=7v+42 | | 2(0.1x)-5=7 | | r-2.7=10 | | 6x+12=21x-18 | | -2(1+b)=-(b-2) | | -30+26= | | -4(-3+4x)=-52 | | 6+5+x=2+9 | | 5(x+2)=5(4) | | 13h+15h+6h= | | 8x-8=2x-10+2 | | 1/3(6)(-4x)+1=6 | | -32-32a=-8-24a-64 | | -4(-3+4x)=-54 | | 45x-12+10+3x=40 | | 0.5x-0.25=4 | | -18n+6=6-2n+16 | | 4(-6r+4)=8(5-4r) | | y+3.9=8 | | 36=-4-8x+12x+32 | | -33=5r-40+6-6r | | 4w+2x-w+2x= | | (p-12)/2=10+2p-16 | | C+1/2=2C-1/3 | | -64=-24b+30+5b+20 | | 13g+6= | | 4x-2x-w+2x= | | -16n-4+24n+3=55 |