गुणोत्तर श्रेणी \(9,18,36,\ldots\) के पहले (12) पदों का योग क्या है?

What is the sum of the first (12) terms of the geometric progression \(9,18,36,\ldots\)?

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

A. (36855)

Step 1

Concept

(S_{12}=9\(2^{12}-1\)=36855). In exams use \(2^{12}=4096\).

Step 2

Why this answer is correct

The correct answer is A. (36855). (S_{12}=9\(2^{12}-1\)=36855). In exams use \(2^{12}=4096\).

Step 3

Exam Tip

(S_{12}=9\(2^{12}-1\)=36855) है। परीक्षा में \(2^{12}=4096\) का उपयोग करें।

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Mathematics Answer, Explanation and Revision Hints

गुणोत्तर श्रेणी \(9,18,36,\ldots\) के पहले (12) पदों का योग क्या है? / What is the sum of the first (12) terms of the geometric progression \(9,18,36,\ldots\)?

Correct Answer: A. (36855). Explanation: (S_{12}=9\(2^{12}-1\)=36855) है। परीक्षा में \(2^{12}=4096\) का उपयोग करें। / (S_{12}=9\(2^{12}-1\)=36855). In exams use \(2^{12}=4096\).

Which concept should I revise for this Mathematics MCQ?

(S_{12}=9\(2^{12}-1\)=36855). In exams use \(2^{12}=4096\).

What exam hint can help solve this Mathematics question?

(S_{12}=9\(2^{12}-1\)=36855) है। परीक्षा में \(2^{12}=4096\) का उपयोग करें।