1. Quiz April 21 2005 Sections 1.6,1.7,1.8

2. Quiz: Apr. 21 ’05: 3.30-3.45 pm 1. Consider the following sets: Provide the following sets using set-builder notation: a. b. c. d. e. f. 2. We define a function a. Is this function onto? b. One-to-one? c. A bijection? d. Provide the inverse function. We now define the function: f. Provide the composite function:

3. Answers: Apr. 21 ’05: 3.30-3.45 pm 1. Consider the following sets: Provide the following sets using set-builder notation: a. b. c. d. e. f. 2. We define a function a. Is this function onto? yes b. One-to-one? yes c. A bijection? yes d. Provide the inverse function. e. We now define the function: Provide the composite function: