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Math 181A Exam 1 Practice Questions
- Course
- MATH 181A
- Institution
- Rochester Institute Of Technology
Detailed practice questions on Exam 1 for Math 181A. An Essential Study Resource!!
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Math 181A: Calculus IPractice Exam 1
September 25th, 2019
Name (please print legibly):
• Calculators, cell phones, and any other electronics are not allowed on this exam.
• Please show all your work to receive full credit. You may use the backs of pages if
necessary. Please label and circle your final answers.
• You are responsible for checking that this exam has all 9 pages. Please tell us imme-
diately if your exam is missing a page. Missing pages will not contribute to your total
score.
Question Points Score
1 20
2 10
3 10
4 10
5 30
6 5
7 5
8 5
9 5
Total: 100
, Math 181A (Calculus I) Practice Exam 1 September 25th, 2019
1. (20 points) Determine the best answer to the following problems:
(a) Solve the inequality x2 − 6x + 8 ≤ 0 is
A. x ∈ (−∞, 2) ∪ (4, ∞)
B. x ∈ (−∞, 2] ∪ [4, ∞)
C. x ∈ (2, 4)
D. x ∈ [2, 4]
E. x ∈ (−∞, 2) ∪ (2, 4) ∪ (4, ∞)
93
(b) is
3−5
A. 314
B. 311
C. 38
D. 3
E. 3−2
(c) Starting with the graph of y = ex , write the equation of the graph that results from
reflecting about the x-axis and then shifting down 2 units:
A. y = ex−2
B. y = −ex−2
C. y = −ex − 2
D. y = −e−x − 2
E. y = e−x − 2
π
(d) Find cos
4
A. 0
1
B. 2
√
2
C. 2
√
3
D. 2
E. 1
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