This preview shows pages 1–3. Sign up to view the full content.
RYERSON UNIVERSITY
DEPARTMENT OF MATHEMATICS
MTH314  DISCRETE MATHEMATICS FOR ENGINEERS  MIDTERM
TEST
March 2, 2007
INSTRUCTIONS
1. Duration: 2 hours item You are allowed
one
8
.
5”
×
11” formula sheet (twosided). The information
on the sheet must be handwritten, with your own handwriting.
2. Marks (out of ) are shown in brackets.
(a) All the answers on the test must be accompanied by a full explanation. Marks will not be
given solely on a short answer. Show all your work.
(b) Write your solutions in the space provided. If you need more space, use the back of the page.
Indicate this fact on the original page, making sure that your solution cannot be confused with
any rough work which may be there.
3. Do not separate the sheets.
4. Make sure that your test paper is complete; there are 7 questions on 8 pages.
5. Have your student card available on your desk.
Last Name (Print):
First Name (Print):
Student I.D.
Signature
Grade
/50
1
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document [8 marks]
(1)
Use the truthtable to determine whether the following argument is valid:
p
→
∼
q
∼
r
→
q
r
∧
∼
q
∴
∼
p
p
q
r
p
→
∼
q
∼
r
→
q
r
∧
∼
q
∼
p
T
T
T
F
T
F
F
T
T
F
F
T
F
F
T
F
T
T
T
T
F
T
F
F
T
F
F
F
F
T
T
T
T
F
T
F
T
F
T
T
F
T
F
F
T
T
T
T
T
F
F
F
T
F
This is the end of the preview. Sign up
to
access the rest of the document.
This note was uploaded on 04/17/2008 for the course MTH 314 taught by Professor Forgot during the Spring '08 term at Ryerson.
 Spring '08
 forgot
 Math

Click to edit the document details