यदि समांतर श्रेणी का (n)वाँ पद \(a_n=12-2n\) है, तो पहला शून्य पद कौन-सा है?

If the (n)th term of an arithmetic progression is \(a_n=12-2n\), which term is zero?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (6)वाँ(6)th

Step 1

Concept

From (12-2n=0), (n=6). For a zero term set \(a_n\) equal to (0).

Step 2

Why this answer is correct

The correct answer is C. (6)वाँ / (6)th. From (12-2n=0), (n=6). For a zero term set \(a_n\) equal to (0).

Step 3

Exam Tip

(12-2n=0) से (n=6)। शून्य पद के लिए \(a_n\) को (0) के बराबर रखें।

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Mathematics Answer, Explanation and Revision Hints

यदि समांतर श्रेणी का (n)वाँ पद \(a_n=12-2n\) है, तो पहला शून्य पद कौन-सा है? / If the (n)th term of an arithmetic progression is \(a_n=12-2n\), which term is zero?

Correct Answer: C. (6)वाँ / (6)th. Explanation: (12-2n=0) से (n=6)। शून्य पद के लिए \(a_n\) को (0) के बराबर रखें। / From (12-2n=0), (n=6). For a zero term set \(a_n\) equal to (0).

Which concept should I revise for this Mathematics MCQ?

From (12-2n=0), (n=6). For a zero term set \(a_n\) equal to (0).

What exam hint can help solve this Mathematics question?

(12-2n=0) से (n=6)। शून्य पद के लिए \(a_n\) को (0) के बराबर रखें।