Let S be the focus of the parabola y^2 = 8x and let PQ be the common chord of the circle x^2 + y^2 - 2x - 4y = 0 and the given parabola. The area of the triangle PQS is

JEE Advanced 2012 Mathematics question

Let S be the focus of the parabola and let PQ be the common chord of the circle and the given parabola. The area of the triangle PQS is

Answer: 4

Focus of : S(2, 0). Points of the parabola on the circle: $ + - - 16t = 0 ⇒ + 3t - 4) = 0 ⇒ 4t(t - + t +

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-026063