1. Today in Precalculus You do not need a calculator Go over homework
Notes: Limits (there is a handout)
Two-sided Limits
Piecewise defined functions
Homework

2. Two-Sided Limits Left hand limit:
“The limit of f as x approaches c from the left.”
Right hand limit:
“The limit of f as x approaches c from the right.”

3. Example 3 1

4. One-side and Two-sided Limit Theorem

5. Example
DNE 2 -1 4

6. Example 1 -1 1
DNE
DNE

7. Piecewise Defined Functions3 3 3 9 7

8. Piecewise defined functions3 1
DNE 1 17

9. Homework
Page 822: 27-32, 37-40(b&c only)