2y^2+y-351=0

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Solution for 2y^2+y-351=0 equation:



2y^2+y-351=0
a = 2; b = 1; c = -351;
Δ = b2-4ac
Δ = 12-4·2·(-351)
Δ = 2809
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$y_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$y_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{2809}=53$
$y_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(1)-53}{2*2}=\frac{-54}{4} =-13+1/2 $
$y_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(1)+53}{2*2}=\frac{52}{4} =13 $

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