2x2+5x-6=0

Simple and best practice solution for 2x2+5x-6=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 2x2+5x-6=0 equation: 



2x^2+5x-6=0

a = 2; b = 5; c = -6;
Δ = b2-4ac
Δ = 52-4·2·(-6)
Δ = 73
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(5)-\sqrt{73}}{2*2}=\frac{-5-\sqrt{73}}{4}
$


$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(5)+\sqrt{73}}{2*2}=\frac{-5+\sqrt{73}}{4}
$

See similar equations:

| 4x+-5=3x-1 | | x/12-2=7/24 | | -3x-3=-3+2x | | 8+9x=-109 | | x4=72 | | 4p-2=9p=3 | | -6+8b=-166 | | -1+3r-6=11 | | 7(x-5)=2(5-x) | | 6y+19=-3y-8 | | -6+6=2x-9 | | 12x+1+54x+11=180 | | 4=-2+4x+2 | | -7+3n=1+4n | | 3-(x+7)=19 | | -3.2d/1.6=-16 | | 12-h=-4 | | -69/10=x+1/2x+3/5 | | y/9+2=-16 | | 3x–1/9=18 | | 2x+7=83 | | 5-2g=19 | | -6b-2b=-6b+16 | | 3x+1=2x÷2 | | 9x+15=11x-1 | | -2x^2+40x-100=0 | | 5(x-3)/6-x=1-×/9 | | 15+6f=7f | | 10x-6=134 | | 1+9x=-62 | | 17x+8=-2+19x | | n+1=2n-5 |

Equations solver categories