The locus of the centre of all circles passing through (2, 4) and cutting `x^2 + y^2 = 1`
Channel: Doubtnut
Date: 12/04/2020

The locus of the centre of all circles passing through (2, 4) and cutting `x^2 + y^2 = 1` orthogonally is : (A) `4x+8y = 11` (B) `4x+8y=21` (C) `8x+4y=21` (D) `4x-8y=21`