Write a formula for the general term (the nth term) of the arithmetic sequence an = an-1 - 10, a1 = 30. Do not use a recursion formula. Then use the formula for an to find a20, the 20th term of the sequence.
Write a formula for the general term (the nth term) of the arithmetic sequence an = an-1 - 10, a1 = 30. Do not use a recursion formula. Then use the formula for an to find a20, the 20th term of the sequence.
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 an = an-1 - 10, a1 = 30. Do not use a recursion formula. Then use the formula for an to find a20, the 20th term of the sequence.
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