For which of the following functions is f(a+b)=f(a)+f(b) for allpositive numbers a and b?
f(x)=x^2
f(x)=x+1
f(x)=sqrt x
f(x)=2/x
f(x)=-3x
f(x)=x^2
f(x)=x+1
f(x)=sqrt x
f(x)=2/x
f(x)=-3x
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Request you to search the forum before you post! This Qs has been discussed some days back. However refer the link - https://www.beatthegmat.com/pleas-help-f ... t7327.html
