Find the first term and the common difference of the arithmetic sequence. Give a recursive for the sequence and find the formula for the nth term. 7th term is 9 and 21st term is 65.

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
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Chapter12: Sequences, Series And Binomial Theorem
Section: Chapter Questions
Problem 328PT: Find the first term and common difference of an arithmetic sequence whose ninth term is -1 and the...
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Find the first term and the common difference of the arithmetic sequence. Give a recursive for the sequence and find the formula for the nth term. 7th term is 9 and 21st term is 65.
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