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Saturday, 31 October

JEE Main 2023 · MathsNumerical answerNumerical valueHardMulti-step

JEE Main 15 April 2023, Shift 1, Maths Q27

Question 27 of 90 in this shift, Maths question 27 of 30, Section B.

If the area bounded by the curve 2y2=3x2y^2=3x, lines x+y=3x+y=3, y=0y=0 and outside the circle (x−3)2+y2=2(x-3)^2+y^2=2 is A, then 4(π+4A)4(\pi+4A) is equal to ______.

Official answer

42

NTA final key.

Same idea in other shifts

Asked 22× in all
  1. 2 Apr 2026, Shift 2 · Q24If the area of the region bounded by 16x2−9y2=14416x^2 - 9y^2 = 144 and 8x−3y=248x - 3y = 24 is AA, then 3(A+6log⁡e(3))3(A + 6\log_e(3)) is equal toHardNumerical value
  2. 5 Apr 2026, Shift 2 · Q24Let f:R→Rf:\mathbf{R}\to\mathbf{R} be a function such that f(x)+3f(π2−x)=sin⁡xf(x)+3f\left(\frac{\pi}{2}-x\right)=\sin x, x∈Rx \in \mathbf{R}. Let the maximum…HardNumerical value
  3. 6 Apr 2026, Shift 1 · Q20Let ee be the base of natural logarithm and let f:{1,2,3,4}→{1,e,e2,e3}f:\{1,2,3,4\}\to\{1,e,e^2,e^3\} and…HardSingle correct
  4. 6 Apr 2026, Shift 2 · Q19The area of the region {(x,y):x2−8x≤y≤−x}\{(x,y): x^2-8x\le y\le -x\} is :EasySingle correct
  5. 8 Apr 2026, Shift 2 · Q18Let f:(1,∞)→Rf : (1, \infty) \to \mathbf{R} be a function defined as f(x)=x−1x+1f(x) = \frac{x-1}{x+1}. Let fi+1(x)=f(fi(x))f^{i+1}(x) = f\left(f^{i}(x)\right),…HardSingle correct
  6. 7 Apr 2025, Shift 1 · Q19If the area of the region bounded by the curves y=4−x24y = 4 - \frac{x^2}{4} and y=x−42y = \frac{x-4}{2} is equal to α\alpha, then 6α6\alpha equalsEasySingle correct
  7. 4 Apr 2024, Shift 1 · Q13One of the points of intersection of the curves y=1+3x−2x2y=1+3x-2x^2 and y=1xy=\frac{1}{x} is (12,2)\left(\frac{1}{2}, 2\right). Let the area of the…HardSingle correct
  8. 6 Apr 2024, Shift 1 · Q12Let the area of the region enclosed by the curves y=3xy=3x, 2y=27−3x2y=27-3x and y=3x−xxy=3x-x\sqrt{x} be AA. Then 10A10A is equal toMediumSingle 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.