Log out Go to App
Go to App

Learning Materials

Features

Discover

Chapter 12: Q 91. (page 1184)

Find the thirtieth term of a sequence where the first term is −14 and the common difference is five.

Short Answer

Expert verified

131

Step by step solution

01

Step 1. Given Information.

The first term is −14 and the common difference is five.

02

Step 2. Formula used.

Write the formula of an arithmetic sequence.

an=a1+n−1d

Wherea1 is the first term andd is a common difference.

03

Step 3. Find the thirtieth term.

Substitute -15 for the first term, 5 for d, and 30 for nin the above formula.

a30=−14+30−15=-14+145=131

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Start your free trial

Over 30 million students worldwide already upgrade their learning with Vaia!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

In the following exercises, expand each binomial using Pascal's Triangle.

(x+4)4

Write the sum using summation notation:1+14+19+116+125.

In the following exercises, expand each binomial.

(m+n)5

In the following exercises, expand each binomial using Pascal's Triangle.

(x-y)5

In the following exercises, evaluate.

(a) 31 (b) 99 (c) 70 (d)53
See all solutions

Recommended explanations on Math Textbooks

Mechanics Maths

Read Explanation

Discrete Mathematics

Read Explanation

Theoretical and Mathematical Physics

Read Explanation

Pure Maths

Read Explanation

Probability and Statistics

Read Explanation

Applied Mathematics

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.

Sign-up for free