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Friday, 9 October

JEE Main 2022 · MathsMultiple choiceSingle correctMediumMulti-step

JEE Main 29 June 2022, Shift 1, Maths Q6

Question 6 of 90 in this shift, Maths question 6 of 30, Section A.

The area enclosed by y2=8xy^2 = 8x and y=2 xy = \sqrt{2}\,x that lies outside the triangle formed by y=2 xy = \sqrt{2}\,x, x=1x = 1, y=22y = 2\sqrt{2}, is equal to :
  1. (1)1626\frac{16\sqrt{2}}{6}
  2. (2)1126\frac{11\sqrt{2}}{6}
  3. (3)1326\frac{13\sqrt{2}}{6}Official answer
  4. (4)526\frac{5\sqrt{2}}{6}

Official answer

Option 3

NTA final key (2022 Session 1).

Same idea in other shifts

Asked 12× 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. 31 Jan 2024, Shift 2 · Q11The area of the region enclosed by the parabolas y=4x−x2y=4x-x^2 and 3y=(x−4)23y=(x-4)^2 is equal toMediumSingle correct
  8. 3 Aug 2021, Shift 2 · Q85If the area (in sq. units) bounded by the parabolas 5x2−y=05x^2 - y = 0 and 2x2−y+b=02x^2 - y + b = 0 (b>0)(b > 0) is 12312\sqrt{3}, then 'bb' is equal…MediumNumerical value

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 42 of the 174 JEE Main shifts held from 2017 to 2026.