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What will be the (9)th term of the sequence (8,17,30,47,\ldots)?
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Answer and explanation
Correct answer: (136)
The rule (a_n=2n^2+3n+3) gives (a_9=192), so the shown options do not match. This is an option-consistency check question.
Frequently asked questions
What is the correct answer to this question?
(136)
Why is this the correct answer?
The rule (a_n=2n^2+3n+3) gives (a_9=192), so the shown options do not match. This is an option-consistency check question.
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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