Q53. The point closest to focus of the parabola (x sin a - y sin a)2 =4(x cos a + y sin a) is:Mathematics — Conic Sections — Question 53 of 272A. (cos a ,sin a)B. (а соs а, а sin а)C. (sin a,cos a)D. (0,0)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →