Answer
$-1.5$
Work Step by Step
From the given table we see that the value of $f(2)$ is $0.5$. (Look at the column where x is 2). Also, $f(-2)=2$
$f(2)-f(-2)=0.5-2=-1.5$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.