s^2-5s-6=0

Simple and best practice solution for s^2-5s-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 s^2-5s-6=0 equation: 



s^2-5s-6=0

a = 1; b = -5; c = -6;
Δ = b2-4ac
Δ = -52-4·1·(-6)
Δ = 49
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$s_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$s_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{49}=7$


$s_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-5)-7}{2*1}=\frac{-2}{2}
=-1
$


$s_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-5)+7}{2*1}=\frac{12}{2}
=6
$

See similar equations:

| 15a-7a-a3a-3a=15 | | (2-w)(2-(w^2))=7 | | 5t+-19t+t=13 | | 6n+2n-7n-n+2n=12 | | 8+4x=10x-16 | | 5x+10=2×-5 | | x+4.4=−18.7 | | 3t+t-t=15 | | 2(5–n)+3n=2(n+1) | | P=4.5b-480.5 | | -2-8b=-5b-5b | | 10x=30000*6x | | 3x+5=x+9  | | 16z+3z-13z=12 | | 5x-6=58 | | −9=t−7 | | t-315=-10 | | 15x+3x-17x+4x=15 | | t-315=10 | | 7.2=−3.2+s | | 14/x+3-1=5/x+1 | | 45=-3j+6 | | 2r-90=-10 | | 2r-90=10 | | X×x+3=28 | | 16=h+43 | | s+15=225 | | s+125=-75 | | -6(1+3p)=-6(3p+8) | | s+125=75 | | 95d=81 | | 5q-10=5 |

Equations solver categories