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In the sequence (9,17,25,33,\ldots) which term is (81)?
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Answer and explanation
Correct answer: (11)th term
Its rule is (a_n=8n+1) and (8n+1=81) gives (n=10). In exams recheck the calculation before choosing the option.
Frequently asked questions
What is the correct answer to this question?
(11)th term
Why is this the correct answer?
Its rule is (a_n=8n+1) and (8n+1=81) gives (n=10). In exams recheck the calculation before choosing the option.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Sequences and Progressions. Topic: Explicit or general rule.
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