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x^2+8x+8=0

Solve the equation 8x+8+x^2=0

Answer

$x_1=-1.1716,\:x_2=-6.8284$

Step-by-step explanation

Problem

$x^2+8x+8=0$
1

To find the roots of a polynomial of the form $ax^2+bx+c$ we use the quadratic formula, where $a=1$, $b=8$ and $c=8$

$x =\frac{-b\pm\sqrt{b^2-4ac}}{2a}$

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Answer

$x_1=-1.1716,\:x_2=-6.8284$