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.
Editing a macro in Excel 2010 and 2007. You can turn on the âDeveloperâ tab by clicking on the Office button located at the top left corner of the Excel workbook. Click on the âExcel Optionsâ button and then turn on âShow developer tab in the Ribbonâ checkbox the under the âPopularâ menu option.ow to record a macro in Excel 2007 and Excel 2010. In Excel 2007 (and Excel 2010), the âRecord Marcoâ menu option is under the âViewâ ribbon. Click on the âMacrosâ button towards at the right end of the ribbon and then click âRecord Macroâ.