Tunjukkan bahwa:a) 1 - sin^2 45 = cos^2 45 b) 1 + tan^2 60

Saluran Edukasion 2024-05-02T03:21:43

Tunjukkan bahwa:a) 1 - sin^2 45 = cos^2 45 b) 1 + tan^2 60 = sec^2 60 c) sin^2 60 + cos^2 60 = 1
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Tunjukkan bahwa:a) 1 - sin^2 45 = cos^2 45 b) 1 + tan^2 60 = sec^2 60 c) sin^2 60 + cos^2 60 = 1