The inverse functions are those usually denoted with a superscript -1 in math ie. It is one of the mathematical and trigonometric functions inbuilt into Excel to resolve the problem with radians. Math and Trigonometry Functions.
Round a value up.
See them all with a short. In the following an alphabetically sorted list of all Excel functions for the category Math. All the mathematical functions in excel are categorized under the Math Trigonometry function in excel. ACOT function is one of the Math and Trig functions in Microsoft Excel that returns the principal value of the arccotangent or inverse cotangent of a number.