4r2-3r+9=0

Simple and best practice solution for 4r2-3r+9=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 4r2-3r+9=0 equation: 



4r^2-3r+9=0

a = 4; b = -3; c = +9;
Δ = b2-4ac
Δ = -32-4·4·9
Δ = -135
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 5x-14=13x+4 | | 9z2+9z+2=0 | | (2^x)=17 | | 6-17=3w+3w | | 8^3x=70 | | 6z2+9z-4=0 | | 14x+11=90 | | 7x2-9x+7=0 | | x+3=x+5-2 | | 6+x/2=15 | | |5y-2|=|53-6y| | | 2x-14+x=220 | | 4p+20=6p+20 | | 6-2x=6×-10x+16 | | 7z2+9z–8=0 | | 5w2+6w+2=0 | | 9y+6=3 | | 15/5=z/3 | | 2(2y+12)-3y=19 | | 3(3y+17)-8y=46 | | 9(a-2)=15=33 | | 3x^2+6x-12=-6x+6 | | 1.25(589-y)+2.5y=1106.25 | | -2+2=x+3 | | 5y-85=65 | | 1.75(198-y)+2.5y=422.25 | | 15n+3n-n+5=26 | | -7x+7=2x+7 | | 5^(3x+8)=7^(4x) | | 7x+4=18=5x | | x²+32=21 | | 3/4x+2/3=-5/6 |

Equations solver categories