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Functional practice (Posted on 2020-12-05) Difficulty: 3 of 5
Determine all functions f:R->R such that
f(x4-y4)+4f(xy)2=f(x4+y4)

No Solution Yet Submitted by Danish Ahmed Khan    
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Dear... Comment 6 of 6 |
The functions that satisfy the given functional equation are of the form \( f(x) = cx \), where \( c \) is any real number. This gives us a whole family of solutions!





  Posted by Hanna Lury on 2024-11-20 19:58:46
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