अनुक्रम \(1,4,10,19,31,\ldots\) में क्रमागत अंतरों में \(3,6,9,12,\ldots\) मिलते हैं। छठा पद क्या है?
In the sequence \(1,4,10,19,31,\ldots\), the successive differences are \(3,6,9,12,\ldots\). What is the sixth term?
Explanation opens after your attempt
C. (46)
Concept
The next difference is (15), so the sixth term is (31+15=46). Exam tip: identifying the sequence of differences is the key step.
Why this answer is correct
The correct answer is C. (46). The next difference is (15), so the sixth term is (31+15=46). Exam tip: identifying the sequence of differences is the key step.
Exam Tip
अगला अंतर (15) है इसलिए छठा पद (31+15=46) होगा। अंतरों के अनुक्रम को पहचानना मुख्य कदम है।
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