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What is the (n)th term of the sequence (10,7,4,1,-2,\ldots)?
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Answer and explanation
Correct answer: (13-3n)
The first term is (10) and the difference is (-3), so (a_n=10+(n-1)(-3)=13-3n). A decreasing sequence has a negative difference.
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What is the correct answer to this question?
(13-3n)
Why is this the correct answer?
The first term is (10) and the difference is (-3), so (a_n=10+(n-1)(-3)=13-3n). A decreasing sequence has a negative difference.
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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