अनुक्रम \(5,7,9,11,\ldots\) का (n)वाँ पद कौन-सा है?

What is the (n)th term of the sequence \(5,7,9,11,\ldots\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (2n+3)

Step 1

Concept

These are odd numbers starting from (5), so \(a_n=2n+3\). For (n=1), the first term should be (5).

Step 2

Why this answer is correct

The correct answer is B. (2n+3). These are odd numbers starting from (5), so \(a_n=2n+3\). For (n=1), the first term should be (5).

Step 3

Exam Tip

यह (5) से शुरू होने वाली विषम संख्याएं हैं, इसलिए \(a_n=2n+3\)। (n=1) पर पहला पद (5) मिलना चाहिए।

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Mathematics Answer, Explanation and Revision Hints

अनुक्रम \(5,7,9,11,\ldots\) का (n)वाँ पद कौन-सा है? / What is the (n)th term of the sequence \(5,7,9,11,\ldots\)?

Correct Answer: B. (2n+3). Explanation: यह (5) से शुरू होने वाली विषम संख्याएं हैं, इसलिए \(a_n=2n+3\)। (n=1) पर पहला पद (5) मिलना चाहिए। / These are odd numbers starting from (5), so \(a_n=2n+3\). For (n=1), the first term should be (5).

Which concept should I revise for this Mathematics MCQ?

These are odd numbers starting from (5), so \(a_n=2n+3\). For (n=1), the first term should be (5).

What exam hint can help solve this Mathematics question?

यह (5) से शुरू होने वाली विषम संख्याएं हैं, इसलिए \(a_n=2n+3\)। (n=1) पर पहला पद (5) मिलना चाहिए।