10f2+17f+3=0

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Solution for 10f2+17f+3=0 equation:



10f^2+17f+3=0
a = 10; b = 17; c = +3;
Δ = b2-4ac
Δ = 172-4·10·3
Δ = 169
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$f_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$f_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{169}=13$
$f_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(17)-13}{2*10}=\frac{-30}{20} =-1+1/2 $
$f_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(17)+13}{2*10}=\frac{-4}{20} =-1/5 $

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