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Omni-MATH / Find all differentiable functions f:(0,∞)→R such that f(b)-f(a)=(b-a) f^prime(sqrta b) quad text for all quad a, b>0. · Discussion

Discussing Find all differentiable functions f:(0,∞)→R such that f(b)-f(a)=(b-a) f^{prime}(sqrt{a b}) quad text { for all } quad a, b>0. · Omni-MATH

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