अनुक्रम \(2,5,9,16,28,\ldots\) में अंतरों के अंतर \(1,3,5,\ldots\) हैं। अगला पद क्या होगा?
In the sequence \(2,5,9,16,28,\ldots\), the differences of differences are \(1,3,5,\ldots\). What will be the next term?
Explanation opens after your attempt
C. (47)
Concept
The differences are (3,4,7,12), and the next difference will be (19). Therefore (28+19=47).
Why this answer is correct
The correct answer is C. (47). The differences are (3,4,7,12), and the next difference will be (19). Therefore (28+19=47).
Exam Tip
अंतर (3,4,7,12) हैं और अगला अंतर (19) होगा। इसलिए (28+19=47) है।
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