2a^2-3a-3=0

Simple and best practice solution for 2a^2-3a-3=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 2a^2-3a-3=0 equation: 



2a^2-3a-3=0

a = 2; b = -3; c = -3;
Δ = b2-4ac
Δ = -32-4·2·(-3)
Δ = 33
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$a_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$a_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$a_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-3)-\sqrt{33}}{2*2}=\frac{3-\sqrt{33}}{4}
$


$a_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-3)+\sqrt{33}}{2*2}=\frac{3+\sqrt{33}}{4}
$

See similar equations:

| 2x=14-9 | | 25x2-7=0 | | 25-7=r | | x+275=180 | | -35+3(2x+5)=55 | | 1/3(x-20)=8 | | 3(x+2)-24=24 | | F(x+7)=3x-2 | | 4(x-4)=7(11-x) | | 9/14=x/20 | | 6/4=7/x-3 | | 2^(x-3)=493 | | 4=10+n | | x+240=180 | | 4/15=h/36 | | 34=-m+3 | | 4(x-4)=7(11+x) | | -3(2x+7)+5=-5(8-3x)-9x | | 2x+13=2(x+9) | | 3/15x+10/15x=13 | | 5/x+1=7/2 | | 2x+60=7x | | 6x+4+2=34-2x | | 5x^2-6x=-2 | | 7y+2=58 | | 6x-6=-4(1-4x) | | x+13/12=35/8 | | 2+3x+4=11 | | 10x^2+14x-80=0 | | 18=5y+12 | | (x-30)=4x/2-30 | | 4x+4/5=2.2x;= |

Equations solver categories