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Home > A2C > Chapter 4 > Lesson 4.1.2 > Problem 4-31

4-31.
  1. Simplify each expression without using a calculator. Remember that to simplify expressions with radicals, you can remove perfect square factors. Part (a) below is provided as an example. Homework Help ✎

What square number is a factor of 50?

Use the same method as in parts (a) and (b).

To simplify completely you need to find the largest square number that is a factor of 72.

Use the same method as in parts (a) and (b).