Find the Range f(x)=-x^2+8x-17

$f (x) = - x^{2} + 8 x - 17$

Step 1

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

Interval Notation:

$(- \infty, - 1]$

Set-Builder Notation:

${y | y \leq - 1}$

Step 2