Tunjukkanlah bahwa: sin22,5cos22,5-cos^2(22,5)=-1/2

Saluran Edukasion 2024-04-08T02:41:43

Tunjukkanlah bahwa: sin22,5cos22,5-cos^2(22,5)=-1/2
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Tunjukkanlah bahwa: sin22,5cos22,5-cos^2(22,5)=-1/2