Question 17458
That all depends upon what you want to do with a square root problem!  Maybe you should go to my website (click on my tutor name "rapaljer" anywhere in algebra.com, and then look for "Basic Algebra", then look for a page called "Samples from Basic Algebra: One Step at a Time,"  then look for Chapter 5.  Then you will find a whole explanation from the beginning to as far as you probably need to go in your first algebra level.  Look for sections 5.01, 5.02, 5.03, and 5.04.  


R^2 at SCC