Sin x = ½
Sin 30° = ½
x = 30°
= Sin (3 × 30°)
= Sin 90°
= 1
Tysm!
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Sin x = ½
Sin 30° = ½
x = 30°
Sin 3x
= Sin (3 × 30°)
= Sin 90°
= 1
Penyelesaian soal :
Tysm!