Write a formula for the general term (the nth term) of the arithmetic sequence a₁, a2, a3, a4, .... Then use the formula for an to find a20, the 20th term of the sequence. 2, 0, -2, -4,... an = (Simplify your answer.) C

Intermediate Algebra
19th Edition
ISBN:9780998625720
Author:Lynn Marecek
Publisher:Lynn Marecek
Chapter12: Sequences, Series And Binomial Theorem
Section: Chapter Questions
Problem 326PT: Find the twentieth term of an arithmetic sequence where the first term is two and the common...
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Write a formula for the general term (the nth term) of the arithmetic sequence a₁, a2, 3, 4,
2, 0, -2, -4,
an
(Simplify your answer.)
Then use the formula for an to find a20, the 20th term of the sequence.
Transcribed Image Text:Write a formula for the general term (the nth term) of the arithmetic sequence a₁, a2, 3, 4, 2, 0, -2, -4, an (Simplify your answer.) Then use the formula for an to find a20, the 20th term of the sequence.
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