1+1.8x+0.81x^2=0

Simple and best practice solution for 1+1.8x+0.81x^2=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 1+1.8x+0.81x^2=0 equation: 



1+1.8x+0.81x^2=0

a = 0.81; b = 1.8; c = +1;
Δ = b2-4ac
Δ = 1.82-4·0.81·1
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-1.8}{1.62}=-1+0.18/1.62$

See similar equations:

| 4y+4=-8(y+4) | | 2(u-7)=5u-44 | | 60+2(9x-1)=-7(x+6) | | 2v+41=-9(v-7) | | 60+2(9x-1)=-7(x+6 | | 3(w-2-4w=2(w-9) | | 8(x+5)-5x=13 | | y=5/2(2)-3 | | 39/15=n/70 | | -7v+5(v-7)=-31 | | y=5/2*2-3 | | -28=7w+7(w+6) | | -7(n-3)+7(n-2)=7 | | 23-x=19.5 | | -7((n-3)+7(n-2)=7 | | n/100=4/100 | | 2y’=-X | | 1/3(6-9x)=3x-2 | | 150/200=x/25 | | 10x-4+5x-4=29 | | n=-1•-7 | | -3(3v-5)+6v=5(v+5) | | -20=-2(4k-7)-7(1-5k) | | 3(x-3)-2x-4=-12 | | -5v-36=-2(v+9) | | 6x^2-8=4×^2+7× | | 38=-6w+2(w+7) | | 9x+6-7x=6x5 | | -4(5x+4)-x-1=164 | | 34+5n=7n+4(8-n) | | 5x-7=10+3 | | X=0,15x+1000 |

Equations solver categories