अनुक्रम \(3,5,7,9,\ldots\) का (n)वाँ पद कौन-सा है?

What is the (n)th term of the sequence \(3,5,7,9,\ldots\)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

B. (2n+1)

Step 1

Concept

These are odd numbers starting from (3), so \(a_n=2n+1\). For (n=1), the first term should be (3).

Step 2

Why this answer is correct

The correct answer is B. (2n+1). These are odd numbers starting from (3), so \(a_n=2n+1\). For (n=1), the first term should be (3).

Step 3

Exam Tip

यह (3) से शुरू होने वाली विषम संख्याएं हैं, इसलिए \(a_n=2n+1\)। (n=1) पर पहला पद (3) मिलना चाहिए।

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Mathematics Answer, Explanation and Revision Hints

अनुक्रम \(3,5,7,9,\ldots\) का (n)वाँ पद कौन-सा है? / What is the (n)th term of the sequence \(3,5,7,9,\ldots\)?

Correct Answer: B. (2n+1). Explanation: यह (3) से शुरू होने वाली विषम संख्याएं हैं, इसलिए \(a_n=2n+1\)। (n=1) पर पहला पद (3) मिलना चाहिए। / These are odd numbers starting from (3), so \(a_n=2n+1\). For (n=1), the first term should be (3).

Which concept should I revise for this Mathematics MCQ?

These are odd numbers starting from (3), so \(a_n=2n+1\). For (n=1), the first term should be (3).

What exam hint can help solve this Mathematics question?

यह (3) से शुरू होने वाली विषम संख्याएं हैं, इसलिए \(a_n=2n+1\)। (n=1) पर पहला पद (3) मिलना चाहिए।