Buktikan identitas berikut. (1+tan A)(1 + tan B) = 2 jika

Saluran Edukasion 2023-12-12T20:06:43

Buktikan identitas berikut. (1+tan A)(1 + tan B) = 2 jika A+ B = 45
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Buktikan identitas berikut. (1+tan A)(1 + tan B) = 2 jika A+ B = 45