अनुक्रम \(55,50,45,40,\ldots\) में सार्व अंतर क्या है?
What is the common difference in the sequence \(55,50,45,40,\ldots\)?
Explanation opens after your attempt
B. (-5)
Concept
Each term decreases by (5), so the common difference is (-5). In exams, write the difference as negative for a decreasing progression.
Why this answer is correct
The correct answer is B. (-5). Each term decreases by (5), so the common difference is (-5). In exams, write the difference as negative for a decreasing progression.
Exam Tip
हर पद में (5) घट रहा है, इसलिए सार्व अंतर (-5) है। परीक्षा में घटती श्रेणी में अंतर ऋणात्मक लिखें।
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