JEE Main 2021 — Binomial Theorem Question with Solution
From: JEE Main 2021 (Online) 17th March Morning Shift
Question
If the fourth term in the expansion of is 4480, then the value of x where xN is equal to :
Choose an option
Show full solutionCorrect option: D
Correct answer
D2
Step-by-step explanation
T4 =
take log w.r.t. base 2 we get,
Let
take log w.r.t. base 2 we get,
Let
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This is a previous-year question from JEE Main 2021, covering the Binomial Theorem 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.