Re: DSE DOUBT

Posted by Sris on Jun 10, 2015; 10:03am
URL: http://discussion-forum.276.s1.nabble.com/DSE-DOUBT-tp7597587p7597611.html

suppose a real valued function f is defined for all real numbers except 0. it also satisfies the following condition...f(xy)= f(x)+f(y) for all x,y in d domain.consider the statements...

i)  f(1)=f(-1)=0

ii)    f(x)=f(-x) for every x

which of the following statements is true?


plz help...