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What is the (20)th term of the sequence (27,49,71,93,\ldots)?
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Answer and explanation
Correct answer: (445)
The first term is (27) and the difference is (22), so (a_{20}=27+19\cdot22=445). The (20)th term includes (19) differences.
Frequently asked questions
What is the correct answer to this question?
(445)
Why is this the correct answer?
The first term is (27) and the difference is (22), so (a_{20}=27+19\cdot22=445). The (20)th term includes (19) differences.
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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