rozwiąż równanie x2-16/x-14=0
x²- 1
--------- =0
x -14
D: x-14 ≠ 0
x ≠14
x∈R \ {14}
x² - 1 = 0
x² = 1
x = ±1 ∈ D
odp:x=-1 ∨ x=1
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x²- 1
--------- =0
x -14
D: x-14 ≠ 0
x ≠14
x∈R \ {14}
x² - 1 = 0
x² = 1
x = ±1 ∈ D
odp:x=-1 ∨ x=1