JEE Main 2020 — Binomial Theorem Question with Solution
From: JEE Main 2020 (Online) 3rd September Evening Slot
Question
If the term independent of x in the expansion of
is k, then 18 k is equal to :
is k, then 18 k is equal to :
Choose an option
Show full solutionCorrect option: C
Correct answer
C7
Step-by-step explanation
General term,
For independent of x
18 3r = 0 r = 6
For independent of x
18 3r = 0 r = 6
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This is a previous-year question from JEE Main 2020, 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.