x^2+1/x^2 если x+1/x=3. Created by khomenko06vika. matematika-ru

x=3...

July 2022 1 7 Report

x^2+1/x^2 если x+1/x=3

kirichekov

Ответ:

= 0,3125

Пошаговое объяснение:

$\frac{x + 1}{x} = 3 | \times x\\ x + 1 = 3x \\ 2x = 1 \\ x = 0.5$

$\frac{ {x}^{2} + 1}{ {x}^{2} } = \frac{ {0.5}^{2} + 1}{ {0.5}^{2}} = \frac{1.25}{0.25} = 0.3125$

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