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f-x-x-4-x-3-x-2-3x-6-price-range-E-f-




Question Number 211700 by hardmath last updated on 16/Sep/24
f(x) = x^4 −x^3  + x^2  + 3x−6  price range: E(f) = ?
$$\mathrm{f}\left(\mathrm{x}\right)\:=\:\mathrm{x}^{\mathrm{4}} −\mathrm{x}^{\mathrm{3}} \:+\:\mathrm{x}^{\mathrm{2}} \:+\:\mathrm{3x}−\mathrm{6} \\ $$$$\mathrm{price}\:\mathrm{range}:\:\mathrm{E}\left(\mathrm{f}\right)\:=\:? \\ $$
Commented by Frix last updated on 16/Sep/24
What do “price range” and “E(f)” mean?  Can you give an example?
$$\mathrm{What}\:\mathrm{do}\:“\mathrm{price}\:\mathrm{range}''\:\mathrm{and}\:“{E}\left({f}\right)''\:\mathrm{mean}? \\ $$$$\mathrm{Can}\:\mathrm{you}\:\mathrm{give}\:\mathrm{an}\:\mathrm{example}? \\ $$

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