24 views
Let $f$ be a real valued function on $\mathbb{R}$. If for all real $x$, $$f(x)+3 f(1-x)=5$$ holds, then show that $f$ is a constant function.

0 votes
0 answers
1
36 views
0 votes
1 answer
2
34 views
1 vote
0 answers
3
104 views
0 votes
0 answers
4
22 views