Answer
See below.
Work Step by Step
By the formula we learned in this chapter: $\sum_{i=1}^{30} (i^2+2)=\sum_{i=1}^{30} i^2+\sum_{i=1}^{30}2=\frac{30(30+1)(2(30)+1)}{6}+30\cdot2=9455+60=9515$
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.