समांतर श्रेणी \(27,21,15,9,\ldots\) में सार्व अंतर क्या है?
What is the common difference in the arithmetic progression \(27,21,15,9,\ldots\)?
Explanation opens after your attempt
B. (-6)
Concept
The difference of consecutive terms is (21-27=-6). In exams, write the difference as negative for a decreasing progression.
Why this answer is correct
The correct answer is B. (-6). The difference of consecutive terms is (21-27=-6). In exams, write the difference as negative for a decreasing progression.
Exam Tip
लगातार पदों का अंतर (21-27=-6) है। परीक्षा में घटती श्रेणी का अंतर ऋणात्मक लिखें।
Login to save your score, XP, coins and progress.
