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f-f-x-10x-2-f-x-faind-f-x-




Question Number 160341 by mathlove last updated on 28/Nov/21
f(f(x))=10x^2 −f(x)      faind   f(x)
$${f}\left({f}\left({x}\right)\right)=\mathrm{10}{x}^{\mathrm{2}} −{f}\left({x}\right)\:\:\:\:\:\:{faind}\:\:\:{f}\left({x}\right) \\ $$
Commented by mathlove last updated on 28/Nov/21
help me  pleas
$${help}\:{me}\:\:{pleas} \\ $$
Commented by mathmax by abdo last updated on 28/Nov/21
i think this problem is not resoluble...!
$$\mathrm{i}\:\mathrm{think}\:\mathrm{this}\:\mathrm{problem}\:\mathrm{is}\:\mathrm{not}\:\mathrm{resoluble}…! \\ $$
Commented by Rasheed.Sindhi last updated on 29/Nov/21
I think so.
$${I}\:{think}\:{so}. \\ $$

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