Answer
See below, $d=1$.
$-4,-3,-2,-1$
Work Step by Step
1. Based on the given expression, we have $s_n-s_{n-1}=n-5-(n-1-5)=1$, thus this sequence is arithmetic and the common difference is $d=1$.
2. The first four terms are $-4,-3,-2,-1$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Chapter 11 - Sequences; Induction; the Binomial Theorem - Section 11.2 Arithmetic Sequences - 11.2 Assess Your Understanding - Page 834: 6
Update this answer!
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.
