Published by:
CGP EDU Academic Team
Published on: August 13, 2026
The urns A, B and C contain 4 red, 6 black; 4 red, 5 black and 
red, 5 black balls respectively. One of the urns is selected at random and a ball is drawn. If the ball drawn is red and the probability that it is drawn from urn C is 0.4 then the square of the length of the side of the largest equilateral triangle, inscribed in the parabola 
with one vertex at the vertex of the parabola is
Text Solution
Verified by ExpertsThe correct answer is:
432
(432)
So tangent which touches in first quadrant at T is
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