That's not a question, it's an imperative. That means the sentence is telling someone to do something rather than asking. (This site is for asking questions)
It's obviously from a homework assignment. Why don't you try out using a spreadsheet or read whatever it is you were supposed to read? If you have no interest in spreadsheets, why are you taking this course, whatever it is?
Anyways, here is an explanation of what a spreadsheet is, if you're still interested.
http://simple.wikipedia.org/wiki/Spreadsheet
Answered Dec 31, 2010
Edited Dec 31, 2010