Let f and g be non-decreasing real-valued functions defined on the positive integers, with f(n) and g(n) at least 1 for all n ³ >= 1. Assume that f(n) = O(g(n)), and let c be a positive constant. Is f(n) · log2(f(n)c) = O(g(n) · log2(g(n)))?  A.  Yes, for all such f, g, and c    B.  Never, not matter what f, g, and c are    C.  Sometimes yes, sometimes no, depending on the constant c    D.  Sometimes yes, so

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Let f and g be non-decreasing real-valued functions defined on the positive integers, with f(n) and g(n) at least 1 for all n ³ >= 1. Assume that f(n) = O(g(n)), and let c be a positive constant. Is f(n) · log2(f(n)c) = O(g(n) · log2(g(n)))?

 A. 

Yes, for all such fg, and c

 
 B. 

Never, not matter what fg, and c are

 
 C. 

Sometimes yes, sometimes no, depending on the constant c

 
 D. 

Sometimes yes, sometimes no, depending on the functions f and g

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