Find roots of polynomial $$ p(x) = 4x^2+4x-75 $$
Answer
The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= 3.8589\\[1 em]x_2 &= -4.8589 \end{aligned} $$Explanation
The solutions of $ 4x^2+4x-75 = 0 $ are: $ x = -\dfrac{ 1 }{ 2 }-\sqrt{ 19 } ~ \text{and} ~ x = -\dfrac{ 1 }{ 2 }+\sqrt{ 19 }$.
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