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ISL functional equation problem
Mhremath   3
N 40 minutes ago by pco
2. (ISL 01/A4) Find all functions $f: \mathbb{R} \to \mathbb{R}$ satisfying
\[
f(xy)f(x)-f(y) = (x-y)f(x)f(y)
\]for all $x,y$.
3 replies
Mhremath
Yesterday at 5:59 PM
pco
40 minutes ago
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