Tunjukkan bahwa a. sin(2 alpha)=2 sin alpha cos alpha b.

Saluran Edukasion 2024-01-08T09:52:00

Tunjukkan bahwa a. sin(2 alpha)=2 sin alpha cos alpha b. sin alpha=2 sin(1/2 alpha).cos(1/2 alpha)
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Tunjukkan bahwa a. sin(2 alpha)=2 sin alpha cos alpha b. sin alpha=2 sin(1/2 alpha).cos(1/2 alpha)