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Midterm

# Fall 2014 Exam 1Exam

Department
Mathematics
Course Code
MATH 210
Professor
All
Study Guide
Midterm

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Math 210 – Fall 2014 Name:
Midterm Exam 1
Duration: 2 hours
Total: 100 points
The following rules apply:
You are expected to abide by the University’s rules concerning
You may not use your books, notes, or any electronic device
including cell phones.
You must show all of your work. An answer, right or wrong,
without the proper justiﬁcation will receive little to no credit.
You must complete your work in the space provided.
Kobotis
Slutskyy
Dai
Xie @ 11am
Xie @ noon
Heard
Steenbergen @ noon
Steenbergen @ 2pm
Woolf
Cheskidov
Shvydkoy
Problem Points Score
1 6
2 9
3 10
4 10
5 15
6 5
7 15
8 10
9 10
10 10
Total 100
1

Only pages 1-3 are available for preview. Some parts have been intentionally blurred.

Math 210 – Fall 2014 Name:
(6 pts) 1. Two vectors are given by u=h1,1i,v=h−1,2i. Draw the vectors on a coordinate grid.
Find coordinates of the vectors u+v,uvand plot this couple of vectors on the same grid.
2

Only pages 1-3 are available for preview. Some parts have been intentionally blurred.

Math 210 – Fall 2014 Name:
(9 pts) 2. For each of the couples below determine whether the angle between the vectors is acute,
obtuse, or right?
(a) u=h3,1,2i,v=h−1,0,1i.
(b) u= 4i2j,v=j+k.
(c) u=h−1
2,3i,v=h2,1
3i.
3