Tentukan nilai dari cos 210°-sin 300°=​

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Tentukan nilai dari cos 210°-sin 300°=​

tentukan nilai dari cos 210°-sin 300°= 0

= = = = = = = = = = = = = = =

cos 210°-sin 300° =

= – √3/2 – sin 300°

= – √3/2 – ( – √3/2 )

= – √3/2 + √3/2

= 0

Answer By : Mamasandhika30

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