F(x)=-18x^2-16x-9

Simple and best practice solution for F(x)=-18x^2-16x-9 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 F(x)=-18x^2-16x-9 equation: 



(F)=-18F^2-16F-9

We move all terms to the left:

(F)-(-18F^2-16F-9)=0

We get rid of parentheses

18F^2+16F+F+9=0

We add all the numbers together, and all the variables

18F^2+17F+9=0

a = 18; b = 17; c = +9;
Δ = b2-4ac
Δ = 172-4·18·9
Δ = -359
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 6x+10=6x+36x | | 2+3n=n+10 | | -{5x+(7x+3)}=6-(3x+2) | | 4(x-1)+60=-3 | | 3.2x+2025=10.14+45x | | 30/5=x/100 | | (4x-1)(2x+7)=8x2-15x+6 | | 5/30=100/x | | -6(7-2x=5x-21 | | d=-d+8 | | 5(t)=-16t^2+5 | | 12=3(5x-2 | | -1.7=3(x+2.15) | | 5/5b+7=2/b-7 | | 0.26=0.4x+0.8-0.2x | | 8+6r=7r | | 3-(2n-5)=32 | | x+22+2x=2-2x-2 | | 2x^2-5x-297=0 | | 0.26=0.26=0.40.4xx+0.80.8-0.20.2x | | 10p-3=2+12+4p-7 | | s3=729 | | 1/3(3x-6)+2(x-5)=-4(x+2) | | 7t-t+5=6t+5 | | 5(x+2)/6=4x-4 | | 60-d=2d-6 | | x-17=126 | | 9x-6=-3+30 | | x÷3=3 | | x-0.1=10 | | 33r-13=25r+57 | | x÷3=÷ |

Equations solver categories