Lesson 12.2 Notes: Adding and Subtracting Radicals

[Pages:2]Lesson 12.2 Notes: Adding and Subtracting Radicals

Review: Simplify each expression.

1)

2)

3)

Rules for Adding and Subtracting Radicals: You can only add like radicals. Like radicals are the radicals that have the same ____________. When adding or subtracting radicals, you only add/subtract the numbers in front of the like radicals. Do not change the radicand!

Examples: Simplify each expression. 4)

5)

6)

7)

8)

9)

10)

11)

Now You Try: Simplify each expression. Show your work.

12)

13)

14)

15)

16)

17)

Multiple Choice Practice: 18) Which quadrants contain the solution to this system of inequalities?

A. quadrants I and III B. quadrants I and II C. quadrants II and III D. quadrants I and IV

19) A. B. C. D.

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