Re: Query

Posted by Asd1995 on Jun 26, 2017; 1:15pm
URL: http://discussion-forum.276.s1.nabble.com/Query-tp7606339p7606345.html

(a), because inverse of a function is basically its mirror image in the line y=x. So only way mirror images coincide is if they are at 0 distance from the mirror i.e they lie on y=x