Easy Mathematics Sequences and Progressions Class 9 Level 51

यदि \(a_n=2n-3\) है, तो कौन-सा पद (15) के बराबर होगा?

If \(a_n=2n-3\), which term will be equal to (15)?

Explanation opens after your attempt
Correct Answer

C. (n=9)

Step 1

Concept

From (2n-3=15), we get (n=9). In exams, equate the formula to the given value when term number is asked.

Step 2

Why this answer is correct

The correct answer is C. (n=9). From (2n-3=15), we get (n=9). In exams, equate the formula to the given value when term number is asked.

Step 3

Exam Tip

(2n-3=15) से (n=9) मिलता है। परीक्षा में पद संख्या पूछी जाए तो सूत्र को दिए मान के बराबर रखें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_n=2n-3\) है, तो कौन-सा पद (15) के बराबर होगा? / If \(a_n=2n-3\), which term will be equal to (15)?

Correct Answer: C. (n=9). Explanation: (2n-3=15) से (n=9) मिलता है। परीक्षा में पद संख्या पूछी जाए तो सूत्र को दिए मान के बराबर रखें। / From (2n-3=15), we get (n=9). In exams, equate the formula to the given value when term number is asked.

Which concept should I revise for this Mathematics MCQ?

From (2n-3=15), we get (n=9). In exams, equate the formula to the given value when term number is asked.

What exam hint can help solve this Mathematics question?

(2n-3=15) से (n=9) मिलता है। परीक्षा में पद संख्या पूछी जाए तो सूत्र को दिए मान के बराबर रखें।

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