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MC4 Problem 2 Clarification

 
 
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Re: MC4 Problem 2 Clarification
ProfessorAreteem 发表于 2018年12月26日 Wednesday 16:47
 

$k$ is a fixed number;

$|f(x)|=k$ is a mistake.  It should be $f(X)|=k$, meaning the range of $f$ has size $k$.  I will fix this together with the other one.