Thread: Question 20
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Old 09-12-2012, 06:20 AM
victe victe is offline
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Join Date: Aug 2012
Posts: 5
Default Re: Question 11

Originally Posted by TonySuarez View Post

Couldn't resist (but in the end perhaps I'll have to swallow...)
In the end I was wrong.
I derived mathematically the true solution, and there is only one correct answer. Only, the statement should indicate some property on the functions to be met, but with the roles that are often used is understood.
Indeed, there are very simple counterexamples for all incorrect answers.
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