PHP acosh() FunctionThe acosh() is predefine trigonometry PHP function. It is used to find the inverse hyperbolic of a number. It returns a floating point number. Syntax:
Example 1Output: Your number is : 7 By using 'acosh()' function your number is :2.6339157938496 Example 2Output: Your number is : 2.45 By using 'acosh()' function your number is :1.5447131178707 Example 3Output: Your number is : 56 By using 'acosh()' function your number is :4.7184191423729
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