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What is the general term of the sequence (1,9,25,49,\ldots)?
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Answer and explanation
Correct answer: (a_n=(2n-1)^2)
These are squares of odd numbers (1^2,3^2,5^2,7^2,\ldots), so (a_n=(2n-1)^2). In squares observe the base pattern.
Frequently asked questions
What is the correct answer to this question?
(a_n=(2n-1)^2)
Why is this the correct answer?
These are squares of odd numbers (1^2,3^2,5^2,7^2,\ldots), so (a_n=(2n-1)^2). In squares observe the base pattern.
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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