x2-14x-176=0

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Solution for x2-14x-176=0 equation:



x2-14x-176=0
We add all the numbers together, and all the variables
x^2-14x-176=0
a = 1; b = -14; c = -176;
Δ = b2-4ac
Δ = -142-4·1·(-176)
Δ = 900
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{900}=30$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-14)-30}{2*1}=\frac{-16}{2} =-8 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-14)+30}{2*1}=\frac{44}{2} =22 $

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