Last Updated:2024/06/26

三角関数の一つである余弦を計算するための公式を覚えていますか?

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Do you remember the formula to calculate the cosine, which is one of the trigonometric functions?

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Do you remember the formula to calculate the cosine, which is one of the trigonometric functions?

Chinese (Simplified) Translation

你还记得用于计算余弦(一种三角函数)的公式吗?

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