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x-sgn-x-3-x-x-2-4-9-




Question Number 140939 by iloveisrael last updated on 14/May/21
 x^(sgn (x^3 −x))  = x^2  − (4/9)
$$\:{x}^{\mathrm{sgn}\:\left({x}^{\mathrm{3}} −{x}\right)} \:=\:{x}^{\mathrm{2}} \:−\:\frac{\mathrm{4}}{\mathrm{9}}\: \\ $$
Answered by john_santu last updated on 14/May/21
 x = −(1/3) ∧ x=(4/3)
$$\:{x}\:=\:−\frac{\mathrm{1}}{\mathrm{3}}\:\wedge\:{x}=\frac{\mathrm{4}}{\mathrm{3}} \\ $$

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