Find the Range f(x)=-3x^2-6x-5

$f (x) = - 3 x^{2} - 6 x - 5$

Step 1

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

Interval Notation:

$(- \infty, - 2]$

Set-Builder Notation:

${y | y \leq - 2}$

Step 2