2017 - 2018 Spring Semseter MATH 3050 Discrete Math
Section 101 (Barsamian) Exam 4 Information

• Exam is on Wednesday, April 11.
• The exam covers Epp Chapter 7 Sections 1,2,3 and Chapter 8 Sections 1,2,3
• Exam is 7 problems, 25 points each. (Any points scored over 150 will be considered extra credit points.)
1. Question about proving that a function is or is not one-to-one and/or onto. (7.2 concepts)
2. Question about proving that a function is or is not one-to-one and/or onto. (7.2 concepts)
3. Question about finding an inverse function for a function. (7.2 concepts)
4. Question about one-to-one, onto, inverse in a situation involving composition of functions (7.3 concepts)
5. Question about illustrating a relation and then proving that the relation is or is not reflexive, or symmetric, or transitive. (8.1, 8.2 concepts)
6. Question about illustrating a relation and then proving that the relation is or is not reflexive, or symmetric, or transitive. (8.1, 8.2 concepts)
7. Question about proving that a relation is or is not an equivalence relation. (8.3 concepts)
• All exam problems are based on the list of suggested exercises from the textbook.

Last updated April 5, 2018