किस अनुक्रम में \(a_3=45\) और \(a_6=1215\) दोनों सही हैं?

Which sequence has both \(a_3=45\) and \(a_6=1215\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

A. \(5,15,45,135,\ldots\)

Step 1

Concept

In \(5,15,45,135,405,1215,\ldots\), \(a_3=45\) and \(a_6=1215\). Check each option up to the required positions.

Step 2

Why this answer is correct

The correct answer is A. \(5,15,45,135,\ldots\). In \(5,15,45,135,405,1215,\ldots\), \(a_3=45\) and \(a_6=1215\). Check each option up to the required positions.

Step 3

Exam Tip

\(5,15,45,135,405,1215,\ldots\) में \(a_3=45\) और \(a_6=1215\) हैं। विकल्पों में पद-संख्या तक जांच करें।

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Mathematics Answer, Explanation and Revision Hints

किस अनुक्रम में \(a_3=45\) और \(a_6=1215\) दोनों सही हैं? / Which sequence has both \(a_3=45\) and \(a_6=1215\)?

Correct Answer: A. \(5,15,45,135,\ldots\). Explanation: \(5,15,45,135,405,1215,\ldots\) में \(a_3=45\) और \(a_6=1215\) हैं। विकल्पों में पद-संख्या तक जांच करें। / In \(5,15,45,135,405,1215,\ldots\), \(a_3=45\) and \(a_6=1215\). Check each option up to the required positions.

Which concept should I revise for this Mathematics MCQ?

In \(5,15,45,135,405,1215,\ldots\), \(a_3=45\) and \(a_6=1215\). Check each option up to the required positions.

What exam hint can help solve this Mathematics question?

\(5,15,45,135,405,1215,\ldots\) में \(a_3=45\) और \(a_6=1215\) हैं। विकल्पों में पद-संख्या तक जांच करें।