Answer
Calculus required.
Rate of change = 0.16
Work Step by Step
Slope of the tangent line at x=2 is the rate of change, which is about 0.16.
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.