February 2019 0 18 Report
Witam, dziś mam dla Was dwa zadania, a więc.
Zadanie 1
Rozwiąż równanie
2sin²x + 3cosx - 3= 0
Zadanie 2
a) sin x > √2/2 i x ∈ (0;2π)
b)2cos < √3 i x ∈ (0;2π)
Za dobrze zrobione zadania dam naj. Powodzenia!
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