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Chapter 12: Q 77. (page 1184)

In the following exercises, determine if the sequence is arithmetic and if so, indicate the common difference.

4,12,20,28,36,44,鈥�

Short Answer

Expert verified

The obtained value of dis 8.

Step by step solution

01

Step 1. Given Information.

Consider the given information.

4,12,20,28,36,44,鈥�

02

Step 2. Find the consecutive difference of the sequence. 

Find the difference between the consecutive terms.

12-4=820-12=828-20=836-28=844-36=8

  • Since the common difference is the same.
  • The value of the common difference isd=8.
03

Step 3. Conclusion.

The sequence is an arithmetic sequence and the common difference is d=8.

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