1. Radicals Computing with Radicals Target Goals : Add, subtract, multiply, and divide radical expressions

2. “Like Radical Expressions”  Have the same radical and index with the same radicand.  “Square root of the same number”  Simplifying radical expressions:  Simplify each radical first  Combine the coefficients of like radicals

3. Ex 1a) Simplify:

4. Ex 1b) Simplify:

5. Ex 2a) Simplify: FOIL

6. Ex 2b) Simplify: FOIL

7. Ex 3a) Simplify (multiplying by the conjugate):

8. Ex 3b) Simplify (multiplying by the conjugate):

9. Directions  You will be presented with a problem to work on individually.  Try to not use your notes.  If you get the question correct, that will correspond to a homework problem that you will NOT be required to do.  Keep track of the homework problems you are NOT required to do.

10. 1. Simplify: 1234567891011121314151617181920 21222324252627282930 10 A. B. C. D.

11.  If you got #1 right, you don’t have to do #30 on your homework

12. 2. Simplify: 1234567891011121314151617181920 21222324252627282930 10 A. B. C. D.

13.  If you got #2 right, you don’t have to do #31 on your homework

14. 3. Simplify: 1234567891011121314151617181920 21222324252627282930 10 A. B. C. D.

15.  If you got #3 right, you don’t have to do #40 on your homework

16. 4. Simplify: 1234567891011121314151617181920 21222324252627282930 10 A. B. C. D.

17.  If you got #4 right, you don’t have to do #43 on your homework

18. 5. Simplify: 1234567891011121314151617181920 21222324252627282930 10 A. B. C. D.

19.  If you got #5 right, you don’t have to do #41 on your homework