JEE Main 2014 — Sequences and Series Question with Solution
JEE Main 2014 (12 Apr Online)
Question
If , for all in , then is:
Choose an option
Show full solutionCorrect option: A
Correct answer
A
Step-by-step explanation
On comparing the like coefficients, we get
and
from (1) \& (2), we get
From (1), (3) \& (5), we get ...(6)
Now, from and , we get
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This is a previous-year question from JEE Main 2014, covering the Sequences and Series chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.