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I need help writing a formula which is basically the inverse of another formula.

Solved by G. F. in 21 mins

=ATAN((COSB2*PI()/180)/(TANA3*PI()/180)) Can you tell me why this formulae that I have put into XL is showing the result #NAME? I want to calculate the value of inverse tan of the cosine of cell B2 divided by the Tan of cell A3. I need the answer in degrees not radians. I have a range of cells that I need to do this operation on Can you spot the syntax error I am making? Cheers, John

Solved by K. Y. in 29 mins

I am trying to complete a normal inverse function but it is not allowing me

Solved by V. U. in 23 mins

I was working with an expert yesterday to create the inverse of an existing function.

Solved by Z. W. in 12 mins

I need to delete additive inverse of numbers in a huge data file.!

Solved by K. Q. in 26 mins