नियम \(a_n=2n-1\) से बनने वाले पहले चार पद कौन से हैं?
What are the first four terms formed by \(a_n=2n-1\)?
Explanation opens after your attempt
A. (1,3,5,7)
Concept
Putting (n=1,2,3,4) gives (1,3,5,7). This is a sequence of odd numbers.
Why this answer is correct
The correct answer is A. (1,3,5,7). Putting (n=1,2,3,4) gives (1,3,5,7). This is a sequence of odd numbers.
Exam Tip
(n=1,2,3,4) रखने पर (1,3,5,7) मिलते हैं। यह विषम संख्याओं का क्रम है।
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