| 释义 |
Definition of arc cosine in English: arc cosine(also arcos) nounˌɑːk ˈkəʊsʌɪn A mathematical function that is the inverse of the cosine function. 〔数〕反余弦 Example sentencesExamples - The arc cosine is the angle whose cosine is the specified number.
- These functions compute the hyperbolic sine, cosine, tangent, arc sine, arc cosine, and arc tangent functions, which are mathematically defined for an argument x as given in the next figure.
- The inverse functions of the sine and the cosine are called the arc sine arcsin and the arc cosine arccos, respectively.
- The following example returns the arc cosine of the value in radians.
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