JEE Main 2021MathematicsSequences And SeriesSummation Of SeriesmediumNumerical

JEE Main 2021Sequences And Series Question with Solution

From: JEE Main 2021 (Online) 25th July Morning Shift

Question

If the value of



is , then 2 is equal to _______________.

Enter your answer

Show full solutionCorrect answer: 3
Correct answer
3

Step-by-step explanation











Now,



l2 = 3

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About this question

This is a previous-year question from JEE Main 2021, 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.