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What is this answer to this question?
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What is this answer to this question?

What is this answer to this question?-example-1
User Cowboy
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1 Answer

6 votes

Answer:


a_(n) = 7n + 11

Explanation:

the nth term of an arithmetic sequence is


a_(n) = a₁ + d(n - 1)

where a₁ is the first term and d the common difference

here a₁ = 18 and d = a₂ - a₁ = 25 - 18 = 7 , then


a_(n) = 18 + 7(n - 1) = 18 + 7n - 7 = 7n + 11

User JBaczuk
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