Ex 11.2, 1 - y2 = 12x, find focus, axis, directrix, latus - Parabola - Basic Questions

Ex 11.2,  1 - Chapter 11 Class 11 Conic Sections - Part 2
Ex 11.2,  1 - Chapter 11 Class 11 Conic Sections - Part 3

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Transcript

Ex 10.2, 1 Find the coordinates of the focus, axis of the parabola, the equation of directrix and the length of the latus rectum for y2 = 12x Given y2 = 12x Since the above equation is involves y2 Its axis is x-axis Also coefficient of x is positive (+12) Hence we use equation y2 = 4ax Latus Rectum is 4a = 4 × 3 = 12

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.