Respuesta :

[tex]x^{2} =2\\x=\sqrt{2} \\x^{3} =(2)^{\frac{1}{2}*3 } \\=2\sqrt{2}[/tex]

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Answer:

Step-by-step explanation:

if X is a positive real number and x^2=2 then x^3=​

x² = 2

x = ±√2

(±√2)³ = 2.828427

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