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

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

Step 1

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

Interval Notation:

$[- 5, \infty)$

Set-Builder Notation:

${y | y \geq - 5}$

Step 2