Question

help w/ quadratic equation

-80 + or - sqrt{ 80^2-4(-16)(-60)} all / by 2(-16)

Answer 1

Help with what

Answer 2

solving the quadratic equation that I have shown

Answer 3

\[(-80 \pm \sqrt{80^2-4(-16)(-60)})/(2(-16))\]
\[(-80 \pm \sqrt{2560})/(-32)\]