Arc cosine


Trigonometry. the angle, measured in radians, that has a cosine equal to a given number. Symbol: cos −1.
Abbreviation: arc cos;
arc cosine
The inverse of the cosine function.

Read Also:

  • Arc cotangent

    the angle, measured in radians, that has a cotangent equal to a given number. Symbol: cot −1. Abbreviation: arc cot. arc cotangent The inverse of the cotangent function.

  • Arc cos

    . arc cosine

  • Arc cot

    . arc cotangent

  • Arc csc

    . arc cosecant

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