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JEE Main 2020 · MathsNumerical answerNumerical valueMediumCalculation

JEE Main 5 September 2020, Shift 1, Maths Q72

Question 72 of 75 in this shift, Maths question 22 of 25.

The natural number m, for which the coefficient of

x

in the binomial expansion of

\left(x^m+\frac{1}{x^2}\right)^{22}

is 1540, is ________.

Official answer

13.00

NTA final key (Sep 2020).

Chapter: Binomial Theorem
Topic: No close match in our taxonomy
Idea tested: No close match in our taxonomy

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.