ile to będzie (2 pierwiastki z 7) do potęgi 2 - 9 do kwadratu
(2√7)² - 9² = 4*7 - 81 = 28 - 81 = -53
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Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)
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(2√7)² - 9² = 4*7 - 81 = 28 - 81 = -53
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Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)