\(f: R\to R\) njM㣺
\(f({{x+1}\over {-3x+1}})+ f({{x-1}\over {3x+1}}) =x\)\(x\neq \pm{1/3}\)
\(f\)
\(f({{x+1}\over {-3x+1}})+ f({{x-1}\over {3x+1}}) =x\)\(x\neq \pm{1/3}\)
\(f\)
���༭ʱ��: 2021-06-27 23:20:41
½âº¯”µ·½³Ì£º2021-06-27 23:19:39 [点击:1570]
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