अनुक्रम \(15,12,7,0,-9,\ldots\) में अंतरों का क्रम \(-3,-5,-7,-9,\ldots\) है। अगला पद क्या होगा?
In the sequence \(15,12,7,0,-9,\ldots\), the differences are \(-3,-5,-7,-9,\ldots\). What will be the next term?
Explanation opens after your attempt
D. (-20)
Concept
The next difference is (-11), so (-9-11=-20). Exam tip: always check the negative sign in decreasing sequences.
Why this answer is correct
The correct answer is D. (-20). The next difference is (-11), so (-9-11=-20). Exam tip: always check the negative sign in decreasing sequences.
Exam Tip
अगला अंतर (-11) होगा इसलिए (-9-11=-20) है। घटते अनुक्रम में ऋण चिह्न की जाँच जरूर करें।
Login to save your score, XP, coins and progress.
