51问答网 > cot⼀sec⼀csc ⼀这些数学符号代表什么?

cot⼀sec⼀csc ⼀这些数学符号代表什么?

cot/sec/csc /这些数学符号代表什么?
2025-03-15 00:01:25
推荐回答（1个）
回答1：

cot表示余切＝cos/sin,也有用ctg表示的
sec表示正割＝1/cos
csc表示余隔＝1/sin

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