JEE Main 2023MathematicsBinomial TheoremGeneral TermmediumNumerical

JEE Main 2023 — Binomial Theorem Question with Solution

From: JEE Main 2023 (Online) 31st January Evening Shift

Question

If the constant term in the binomial expansion of is and the coefficient of is , where is an odd number, then is equal to ________.

Enter your answer

Show full solutionCorrect answer: 98
Correct answer
98

Step-by-step explanation

Given binomial expansion of



For constant term, power of x is zero.

So,

Now constant term

and

So, and

Now for





Coefficient



and

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About this question

This is a previous-year question from JEE Main 2023, 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.