ISI 2011 PEA MATH

Posted by saumya singha on May 04, 2015; 5:30pm
URL: http://discussion-forum.276.s1.nabble.com/ISI-2011-PEA-MATH-tp7596584.html

Q-
The number of continuous functions f satisfying
X F(Y) + Y F(X)= (X+Y)F(X) F(Y) , where x and y are any real
numbers, is

A.1
B.2
C.3
D.NONE

HOW DO WE SOLVE THIS?