sin对cos说，今天我们是tan呢？还是cot？啥意思 | Dami

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sin对cos说，今天我们是tan呢？还是cot？啥意思

朋友说的一个笑话，没看懂！请高手指教

11 years, 7 months ago

Easter

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Easter 11 years, 7 months ago

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就是个上下的问题，分析如下：

tan=sin/cos

也就是sin压在cos上

cot=cos/sin

也就是cos压在sin上

answered 10 years, 4 months ago

雪ノ下・雪乃

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雪ノ下・雪乃 answered 10 years, 4 months ago

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