Find the Range f(x)=-x^2-2x-5

$f (x) = - x^{2} - 2 x - 5$

Step 1

The range is the set of all valid $y$ values. Use the graph to find the range.

Interval Notation:

$(- \infty, - 4]$

Set-Builder Notation:

${y | y \leq - 4}$

Step 2