Whenever there is a negative under the radical sign, it comes out from underneath as i since the problem will contain a square root of -1. When simplifying these radical numbers in terms of i, follow the usual rules for simplifying radicals and treat the i with the rules for working with a variable. Examples:
The location of the Personal Macro Workbook is a little confusing, because older versions of Excel stored it in an XLSTART folder buried inside the Program Files folder. Even though you canât write any files to it, Excel 2007 and Excel 2010 also have XLSTART folders inside the Program Files directory.
On the Developer tab, in the Code group, click Record Macro. In the Record Macro dialog box, type a name for the macro in the Macro name box, such as BoldMe. Make sure you donât use any spaces in the name. In the Store macro in box, select Personal Macro Workbook.