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solve-f-x-f-x-pi-2-




Question Number 126503 by benjo_mathlover last updated on 21/Dec/20
 solve f ′(x)=f(x+(π/2))
$$\:{solve}\:{f}\:'\left({x}\right)={f}\left({x}+\frac{\pi}{\mathrm{2}}\right)\: \\ $$
Commented by Dwaipayan Shikari last updated on 21/Dec/20
f(x)=cosx
$${f}\left({x}\right)={cosx} \\ $$

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