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.
Make the Developer tab visible in Excel 2007. Click the Microsoft Office Button, and then click Excel Options. Click Popular, and then select the Show Developer tab in the Ribbon check box. Click OK. Now youâre ready to record a macro and save it in the Personal Macro Workbook.In this example, you will create a simple macro by using the Macro Recorder. This macro will format the text in the current cell as bold.ake the Developer tab visible in Excel 2007. Click the Microsoft Office Button, and then click Excel Options. Click Popular, and then select the Show Developer tab in the Ribbon check box. Click OK. Now youâre ready to record a macro and save it in the Personal Macro Workbook.