यदि \(a_n=4n-1\) है, तो इस समानांतर श्रेढ़ी का (8)वाँ पद क्या है?

If \(a_n=4n-1\), what is the (8)th term of this arithmetic progression?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (31)

Step 1

Concept

(a_8=4(8)-1=31). Substitute (n=8) directly in the given (n)th term.

Step 2

Why this answer is correct

The correct answer is C. (31). (a_8=4(8)-1=31). Substitute (n=8) directly in the given (n)th term.

Step 3

Exam Tip

(a_8=4(8)-1=31)। दिए हुए (n)वें पद में सीधे (n=8) रखें।

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Mathematics Answer, Explanation and Revision Hints

यदि \(a_n=4n-1\) है, तो इस समानांतर श्रेढ़ी का (8)वाँ पद क्या है? / If \(a_n=4n-1\), what is the (8)th term of this arithmetic progression?

Correct Answer: C. (31). Explanation: (a_8=4(8)-1=31)। दिए हुए (n)वें पद में सीधे (n=8) रखें। / (a_8=4(8)-1=31). Substitute (n=8) directly in the given (n)th term.

Which concept should I revise for this Mathematics MCQ?

(a_8=4(8)-1=31). Substitute (n=8) directly in the given (n)th term.

What exam hint can help solve this Mathematics question?

(a_8=4(8)-1=31)। दिए हुए (n)वें पद में सीधे (n=8) रखें।