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.
If you use an Excel macro frequently, you can add it to the Quick Access Toolbar. This way you can quickly access your macro. First, we record an empty macro. 1. On the Developer tab, click Record Macro. 2. Name the macro MyName. Choose to store the macro in Personal Macro Workbook. This way the macro will be available to all your workbooks (Excel files).