Uprościć wyrażenie
x² + 1/x (x³ + 1) / x x³ + 1 x² - x + 1 (x + 1)(x² - x + 1) x
------------ =---------------- =-------- : ------------ = -------------------- x ---------------- =
x + 1/x - 1 (x² + 1 - x) / x x x x x² - x + 1
x + 1
--------- = x + 1
1
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x² + 1/x (x³ + 1) / x x³ + 1 x² - x + 1 (x + 1)(x² - x + 1) x
------------ =---------------- =-------- : ------------ = -------------------- x ---------------- =
x + 1/x - 1 (x² + 1 - x) / x x x x x² - x + 1
x + 1
--------- = x + 1
1