In r, the family of trajectories orthogonal to the family of asteroids x+ y= a is given by- (b) x y4 = c40 (a) x+ y4" = c#o (c) x3 ys0= cs3 (d) x y29= c23 a b c

In R, the family of trajectories orthogonal to the family of asteroids x+ y= a is given by- (B) x y4 = c40 (A) x+ y4" = c#o (C) x3 ys0= cs3 (D) x y29= c23 A B C D