Question Number 78827 by jagoll last updated on 21/Jan/20
$$\mathrm{what}\:\mathrm{is}\:\mathrm{inverse}\:\:\mathrm{function} \\ $$$$\mathrm{of}\:\mathrm{y}=\:\frac{\mathrm{5x}^{\mathrm{5}} −\mathrm{3x}^{\mathrm{3}} +\mathrm{x}}{\mathrm{4x}^{\mathrm{4}} −\mathrm{2x}^{\mathrm{2}} +\mathrm{1}} \\ $$
Commented by mr W last updated on 21/Jan/20
$${i}\:{don}'{t}\:{think}\:\:{it}'{s}\:{possible}\:{to}\:{get}\:{the} \\ $$$${formula}. \\ $$
Commented by jagoll last updated on 21/Jan/20
$$\mathrm{yes}\:\mathrm{sir}.\:\mathrm{i}\:\mathrm{think}\:\mathrm{it}\:\mathrm{impossible} \\ $$$$ \\ $$