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What is the (n)th term of the sequence (9,16,23,30,\ldots)?
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Answer and explanation
Correct answer: (7n+2)
The first term is (9) and the difference is (7), so (a_n=9+(n-1)7=7n+2). In an arithmetic sequence, (n-1) differences are added.
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What is the correct answer to this question?
(7n+2)
Why is this the correct answer?
The first term is (9) and the difference is (7), so (a_n=9+(n-1)7=7n+2). In an arithmetic sequence, (n-1) differences are added.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Sequences and Progressions. Topic: nth term.
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