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Saturday, 31 October

JEE Main 2024 · MathsMultiple choiceSingle correctMediumApplication

JEE Main 4 April 2024, Shift 2, Maths Q15

Question 15 of 90 in this shift, Maths question 15 of 30, Section A.

Let PQ be a chord of the parabola y2=12xy^2=12x and the midpoint of PQ be at (4,1)(4,1). Then, which of the following point lies on the line passing through the points P and Q?
  1. (1)(3,−3)(3,-3)
  2. (2)(2,−9)(2,-9)
  3. (3)(32,−16)\left(\frac{3}{2},-16\right)
  4. (4)(12,−20)\left(\frac{1}{2},-20\right)Official answer

Official answer

Option 4

NTA final key.

Same idea in other shifts

Asked 7× in all
  1. 2 Apr 2026, Shift 2 · Q11Let OO be the origin, and PP and QQ be two points on the rectangular hyperbola xy=12xy = 12 such that the midpoint of the line segment…MediumSingle correct
  2. 4 Apr 2026, Shift 1 · Q13Suppose that two chords, drawn from the point (1,2)(1,2) on the circle x2+y2+x−3y=0x^2+y^2+x-3y=0 are bisected by the yy-axis. If the other ends of…HardSingle correct
  3. 6 Apr 2026, Shift 2 · Q12Let x=9x=9 be a directrix of an ellipse E, whose centre is at the origin and eccentricity is 13\frac{1}{3}. Let P (α,0)(\alpha,0), α>0\alpha>0,…MediumSingle correct
  4. 9 Apr 2024, Shift 2 · Q27Consider the circle C:x2+y2=4C: x^2+y^2=4 and the parabola P:y2=8xP: y^2=8x. If the set of all values of α\alpha, for which three chords of the…HardNumerical value
  5. 27 Jan 2024, Shift 1 · Q16The length of the chord of the ellipse x225+y216=1\dfrac{x^2}{25}+\dfrac{y^2}{16}=1, whose mid point is (1,25)\left(1, \dfrac{2}{5}\right), is equal to :HardSingle correct
  6. 26 Aug 2021, Shift 2 · Q73The locus of the mid points of the chords of the hyperbola x2−y2=4x^2-y^2=4, which touch the parabola y2=8xy^2=8x, is :HardSingle 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.