5p2-5p-2=0

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Solution for 5p2-5p-2=0 equation: 



5p^2-5p-2=0

a = 5; b = -5; c = -2;
Δ = b2-4ac
Δ = -52-4·5·(-2)
Δ = 65
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$p_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-5)-\sqrt{65}}{2*5}=\frac{5-\sqrt{65}}{10}
$


$p_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-5)+\sqrt{65}}{2*5}=\frac{5+\sqrt{65}}{10}
$

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