2w*w=37

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Solution for 2w*w=37 equation:



2w*w=37
We move all terms to the left:
2w*w-(37)=0
Wy multiply elements
2w^2-37=0
a = 2; b = 0; c = -37;
Δ = b2-4ac
Δ = 02-4·2·(-37)
Δ = 296
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$w_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$w_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

The end solution:
$\sqrt{\Delta}=\sqrt{296}=\sqrt{4*74}=\sqrt{4}*\sqrt{74}=2\sqrt{74}$
$w_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(0)-2\sqrt{74}}{2*2}=\frac{0-2\sqrt{74}}{4} =-\frac{2\sqrt{74}}{4} =-\frac{\sqrt{74}}{2} $
$w_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(0)+2\sqrt{74}}{2*2}=\frac{0+2\sqrt{74}}{4} =\frac{2\sqrt{74}}{4} =\frac{\sqrt{74}}{2} $

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