Jika 13 sin^2 x - 6 akar(13) sin x+9=0 dan -1/2pi<=x<=1/2pi
Saluran Edukasion 2024-04-04T21:02:00
Jika 13 sin^2 x - 6 akar(13) sin x+9=0 dan -1/2pi<=x<=1/2pi maka cos x = ...
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