Examples-of-functions-such-that-f-x-y-f-x-f-y-for-all-x-y-R-

Question Number 119800 by Ar Brandon last updated on 27/Oct/20

Examples of functions such that

f (x + y) = f (x) + f (y) for all x, y \in R

Commented by mr W last updated on 27/Oct/20

f (x) = a x

Commented by Ar Brandon last updated on 27/Oct/20

OK, thank you Sir.