Exercise6

Is \(-1\) a solution for \(x\) in the inequality \({-5x^{2}-x}\le{4x+9}\text{?}\) Evaluating the left and right sides gives:

\({-5x^{2}-x}\) \(\le\) \({4x+9}\)
\({}\stackrel{?}{\le}{}\)

So \(-1\)

?

is

is not

a solution to \({-5x^{2}-x}\le{4x+9}\text{.}\)

in-context