January 2014
Beginner
288 pages
4h 31m
English
CHAPTER13
Square and Cube Roots
In This Chapter
![]()
Seeing the square root symbol on a page can inspire nervousness. In some cases, it can be a guessing game, just trying to multiply a number by itself to see if it’s even close. And then there’s the old standby—the calculator. But finding square or even cube roots doesn’t have to be so frustrating.
In this chapter, you learn some ways to painlessly find the square and cube roots of numbers.
Square Roots of Perfect Squares
To begin the discussion of roots, let me show you ...