Sin 330=Sin(360-30)=-Sin 30=-1 / 2 Cos 300=Sin(360-60)=+Cos

Saluran Edukasion 2024-04-17T12:27:00

Sin 330=Sin(360-30)=-Sin 30=-1 / 2 Cos 300=Sin(360-60)=+Cos 60=+1 / 2
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Sin 330=Sin(360-30)=-Sin 30=-1 / 2 Cos 300=Sin(360-60)=+Cos 60=+1 / 2