अनुक्रम \(15,11,7,3,\ldots\) में सार्व अंतर क्या है?

What is the common difference in the sequence \(15,11,7,3,\ldots\)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. (-4)

Step 1

Concept

Each term decreases by (4), so the common difference is (-4). In exams, a decreasing sequence has a negative difference.

Step 2

Why this answer is correct

The correct answer is B. (-4). Each term decreases by (4), so the common difference is (-4). In exams, a decreasing sequence has a negative difference.

Step 3

Exam Tip

हर पद में (4) घट रहा है, इसलिए सार्व अंतर (-4) है। परीक्षा में घटते अनुक्रम में अंतर ऋणात्मक होता है।

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Mathematics Answer, Explanation and Revision Hints

अनुक्रम \(15,11,7,3,\ldots\) में सार्व अंतर क्या है? / What is the common difference in the sequence \(15,11,7,3,\ldots\)?

Correct Answer: B. (-4). Explanation: हर पद में (4) घट रहा है, इसलिए सार्व अंतर (-4) है। परीक्षा में घटते अनुक्रम में अंतर ऋणात्मक होता है। / Each term decreases by (4), so the common difference is (-4). In exams, a decreasing sequence has a negative difference.

Which concept should I revise for this Mathematics MCQ?

Each term decreases by (4), so the common difference is (-4). In exams, a decreasing sequence has a negative difference.

What exam hint can help solve this Mathematics question?

हर पद में (4) घट रहा है, इसलिए सार्व अंतर (-4) है। परीक्षा में घटते अनुक्रम में अंतर ऋणात्मक होता है।