It's 2014!

Level pending

Let f be a function where f(a+b) = f(ab).

If f(2) = 2, find f(2014).


The answer is 2.

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1 solution

Alex Li
May 8, 2015

Note that , by substituting a = 0 a=0 , f ( b ) = f ( 0 ) f(b)=f(0) for all real numbers b b , so f f is a constant function. Thus, f ( 2014 ) = 2 f(2014)=\boxed{2} .

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