गुणोत्तर श्रेढ़ी \(6,18,54,162,\ldots\) के पहले (4) पदों का योग क्या है?

What is the sum of the first (4) terms of the geometric progression \(6,18,54,162,\ldots\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

C. (240)

Step 1

Concept

The sum is (6+18+54+162=240). For a small number of terms direct addition is safe.

Step 2

Why this answer is correct

The correct answer is C. (240). The sum is (6+18+54+162=240). For a small number of terms direct addition is safe.

Step 3

Exam Tip

योग (6+18+54+162=240) है। कम पद हों तो सीधे जोड़ना सुरक्षित है।

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Mathematics Answer, Explanation and Revision Hints

गुणोत्तर श्रेढ़ी \(6,18,54,162,\ldots\) के पहले (4) पदों का योग क्या है? / What is the sum of the first (4) terms of the geometric progression \(6,18,54,162,\ldots\)?

Correct Answer: C. (240). Explanation: योग (6+18+54+162=240) है। कम पद हों तो सीधे जोड़ना सुरक्षित है। / The sum is (6+18+54+162=240). For a small number of terms direct addition is safe.

Which concept should I revise for this Mathematics MCQ?

The sum is (6+18+54+162=240). For a small number of terms direct addition is safe.

What exam hint can help solve this Mathematics question?

योग (6+18+54+162=240) है। कम पद हों तो सीधे जोड़ना सुरक्षित है।