4x^2+52x-731=0

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Solution for 4x^2+52x-731=0 equation:



4x^2+52x-731=0
a = 4; b = 52; c = -731;
Δ = b2-4ac
Δ = 522-4·4·(-731)
Δ = 14400
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{14400}=120$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(52)-120}{2*4}=\frac{-172}{8} =-21+1/2 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(52)+120}{2*4}=\frac{68}{8} =8+1/2 $

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