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Saturday, 31 October

JEE Main 2021 · MathsNumerical answerNumerical valueMediumCalculation

JEE Main 25 February 2021, Shift 1, Maths Q88

Question 88 of 90 in this shift, Maths question 28 of 30, Section B.

The graphs of sine and cosine functions, intersect each other at a number of points and between two consecutive points of intersection, the two graphs enclose the same area A. Then A4\mathrm{A}^4 is equal to __________.

Official answer

64

NTA final key.

Chapter
Application of Integrals
Topic
Area Under Curves
Idea tested
Area Between Trigonometric Curves

Same idea in other shifts

Asked 2× in all
  1. 26 Feb 2021, Shift 2 · Q63Let A1A_1 be the area of the region bounded by the curves y=sin⁡xy=\sin x, y=cos⁡xy=\cos x and yy-axis in the first quadrant. Also, let A2A_2 be…MediumSingle correct

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.