2n^2-5n-13=0

Simple and best practice solution for 2n^2-5n-13=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 2n^2-5n-13=0 equation: 



2n^2-5n-13=0

a = 2; b = -5; c = -13;
Δ = b2-4ac
Δ = -52-4·2·(-13)
Δ = 129
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$n_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$n_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$n_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-5)-\sqrt{129}}{2*2}=\frac{5-\sqrt{129}}{4}
$


$n_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-5)+\sqrt{129}}{2*2}=\frac{5+\sqrt{129}}{4}
$

See similar equations:

| 16y-8=113 | | 24/x+2=20/x | | 120/4=x/120 | | 32+2x=148 | | -1x5x+8=32 | | 23u-8=38 | | (1)/((27)))^(4-x)=9^(2x-1) | | 1/2x7=1/3(x-12) | | 4.5k+3=21 | | 3-n(n+0.2)=5 | | 5x+5/9x+x/5=442 | | 5/1=n/5 | | 25-5/6t=19/24 | | n-(1n-65)=585 | | –10b−–5b+–5b+4=–6 | | 7/20=36/j | | w/6+9=11 | | 12x(3+x)=228 | | 0.9=0.7f-1.2 | | -6(x)=-x-4 | | N+(6n-n)=48 | | 1.2y+18/25=5y-39 | | (9x-22)(5x-7)=180 | | X-(x+3)=168 | | X+(2x-6)=753 | | D=20-3.95c | | 6-3x=3(8-x | | 4/14x+2=0.3 | | -3=0.5a | | y=-35-20 | | 1=n-(-57) | | -11+n/3=10 |

Equations solver categories