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Saturday, 10 October

JEE Main 2025 · MathsMultiple choiceSingle correctMediumMulti-step

JEE Main 7 April 2025, Shift 2, Maths Q18

Question 18 of 75 in this shift, Maths question 18 of 25, Section A.

Let f:R→Rf:\mathbf{R}\to\mathbf{R} be a polynomial function of degree four having extreme values at x=4x=4 and x=5x=5. If lim⁡x→0f(x)x2=5\lim_{x\to 0}\frac{f(x)}{x^2}=5, then f(2)f(2) is equal to :
  1. (1)8
  2. (2)10Official answer
  3. (3)12
  4. (4)14

Official answer

Option 2

NTA final key.

Same idea in other shifts

Asked 2× in all
  1. 2 Sep 2020, Shift 1 · Q61If p(x)p(x) be a polynomial of degree three that has a local maximum value 8 at x=1x=1 and a local minimum value 4 at x=2x=2; then p(0)p(0) is…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 42 of the 174 JEE Main shifts held from 2017 to 2026.