6n2-3n-92=n2

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Solution for 6n2-3n-92=n2 equation:



6n^2-3n-92=n2
We move all terms to the left:
6n^2-3n-92-(n2)=0
We add all the numbers together, and all the variables
5n^2-3n-92=0
a = 5; b = -3; c = -92;
Δ = b2-4ac
Δ = -32-4·5·(-92)
Δ = 1849
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$n_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$n_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{1849}=43$
$n_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-3)-43}{2*5}=\frac{-40}{10} =-4 $
$n_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-3)+43}{2*5}=\frac{46}{10} =4+3/5 $

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