2x2+19x-33=0

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Solution for 2x2+19x-33=0 equation:



2x^2+19x-33=0
a = 2; b = 19; c = -33;
Δ = b2-4ac
Δ = 192-4·2·(-33)
Δ = 625
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{625}=25$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(19)-25}{2*2}=\frac{-44}{4} =-11 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(19)+25}{2*2}=\frac{6}{4} =1+1/2 $

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