Calculation is not work correctly.
I have use scientific calculator of my PC as follows step by step:
1. Open Calculator of your PC
2. Select Scientific Calculator from View menu
3. Type 119/120
4. Click = button
5. Show result: 0.99166666666666666
6. Enable Inv check box
7. Click tan button
8. Show result: 44.76
We need this result in use Microsoft Excel
Best regards,
Nishadul
http://www.pcreview.co.uk/forums/(EMail Removed)

Quote:
Originally Posted by Niek Otten
=1/TAN(A1)
=TAN(A1)^(1)

Kind regards,
Niek Otten
"MiddleEarthNet" wrote in message
news:(EMail Removed)...
>I know how to use the tan function in Excel 2003, but I need the inverse of
> tan written as 1/tan or tan^1) for a set of equations I'm doing. I've
> tried
> various combinations of writing it with brackets to separate terms but it
> still says there is an error.
