Question

discriminant for m^2+6m+7=-2

Answer 1

Given data:

The given polynomial is m^2+6m+7=-2.

The given expression can be written as,

$\begin{gathered} m^2+6m+9=0 \\ D=\sqrt[]{(6)^2-4(1)(9)} \\ =\sqrt[]{36-36} \\ =0 \end{gathered}$

Thus, the descriminant of the given expression is 0.