Study Guides (238,073)
York University (9,812)
MATH 1025 (8)
Midterm

# Test 1 Review.pdf

6 Pages
258 Views

School
York University
Department
Mathematics and Statistics
Course
MATH 1025
Professor
Hans Joshi
Semester
Fall

Description
York University Faculty of Arts, Faculty of Science Math 1025 Class Test 1 NAME (print): (Family) (Given) SIGNATURE: STUDENT NUMBER: Instructions: Question Points Marks 1. Time allowed: 50 minutes 1 13 2 7 2. There are 5 questions on 5 pages. 3 7 3. Answer all questions. 4 7 5 6 4. Your work must justify the answer you give. Total 40 5. No calculators or other aids permitted. Page 1 MATH 1025 Test 1 January 24, 2005 1. (a) (8 points) Find all solutions to x 1 3x −22x + 3x 4 = 4 2x 1 6x −23x + 32x 4 = 9 3x 1 9x −27x + 33x 4 = 11 . (b) (2 points) Is there a solution with2x = 1 and x4= 0? Find one or explain why not. (c) (3 points) Is there a solution with3x = 0 and x4= 1? Find one or explain why not. Page 2 MATH 1025 Test 1 January 24, 2005 2. (a) (4 points) Find the row echelon form of   1 3 2 3  2 1 5 1  5 5 12 k. (b) (3 points) For which v
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