यदि किसी गुणोत्तर श्रेढ़ी में पहला पद (5) और सार्व अनुपात (3) है, तो चौथा पद क्या होगा?

If a geometric progression has first term (5) and common ratio (3), what is the fourth term?

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

C. (135)

Step 1

Concept

\(a_4=5\cdot3^3=135\). Remember \(a_n=ar^{n-1}\) for the (n)th term.

Step 2

Why this answer is correct

The correct answer is C. (135). \(a_4=5\cdot3^3=135\). Remember \(a_n=ar^{n-1}\) for the (n)th term.

Step 3

Exam Tip

\(a_4=5\cdot3^3=135\)। (n)वें पद के लिए \(a_n=ar^{n-1}\) याद रखें।

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Mathematics Answer, Explanation and Revision Hints

यदि किसी गुणोत्तर श्रेढ़ी में पहला पद (5) और सार्व अनुपात (3) है, तो चौथा पद क्या होगा? / If a geometric progression has first term (5) and common ratio (3), what is the fourth term?

Correct Answer: C. (135). Explanation: \(a_4=5\cdot3^3=135\)। (n)वें पद के लिए \(a_n=ar^{n-1}\) याद रखें। / \(a_4=5\cdot3^3=135\). Remember \(a_n=ar^{n-1}\) for the (n)th term.

Which concept should I revise for this Mathematics MCQ?

\(a_4=5\cdot3^3=135\). Remember \(a_n=ar^{n-1}\) for the (n)th term.

What exam hint can help solve this Mathematics question?

\(a_4=5\cdot3^3=135\)। (n)वें पद के लिए \(a_n=ar^{n-1}\) याद रखें।