November 2023 1 3 Report
Rozwiąż równanie.

[tex]{ \sin }^{2} 2x - { \cos }^{2} 2x = 1 - 2 { \sin }^{2} x[/tex]
[tex]{ \sin }^{2} 2x + 6 { \sin }^{2} x = 6[/tex]
[tex]\sin x - \frac{1}{ \cos x } = tg x - 1[/tex]

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