क्रम \(2,9,11,20,31,\ldots\) का अगला पद क्या है यदि हर नया पद पिछले दो पदों का योग है?
What is the next term of \(2,9,11,20,31,\ldots\) if each new term is the sum of the previous two terms?
Explanation opens after your attempt
C. (51)
Concept
Here (11=2+9), (20=9+11), and (31=11+20). The next term will be (20+31=51).
Why this answer is correct
The correct answer is C. (51). Here (11=2+9), (20=9+11), and (31=11+20). The next term will be (20+31=51).
Exam Tip
यहाँ (11=2+9), (20=9+11) और (31=11+20) है। अगला पद (20+31=51) होगा।
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