1271practicemidterm1F09

# 1271practicemidterm1F09 - Name Signature Section and TA...

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Name: Signature: Section and TA: Math 1271. Lecture 030 Practice Midterm Exam I There are a total of 100 points on this 50 minute exam. To get full credit for a problem you must show the details of your work. Answers unsupported by an argument will get little credit. No books, notes, calculators, cell phones or other elecronic devices are allowed. Do all of your calculations on this test paper. Problem Score 1. 2. 3. 4. 5. Total: 1

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Problem 1 Compute the limits. It is important that you show your work. The answer alone is not suﬃcient. a. (4 points) lim x →- 1 q | x | + x b. (4 points) lim x →- 6 x + 6 x 2 - 36 c. (4 points) lim x π sin x x 2
d. (4 points) lim x →-∞ ± 1 - x - 2 - x ² e. (4 points) lim x + x cos x x + 3 cos x 3

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Problem 2 a. (15 points) Directly from the limit deﬁnition of the deriva- tive, compute f 0 ( a ) for any a > - 3 where f ( x ) = x + 3 - x 6 . b. (5 points)
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## This note was uploaded on 02/07/2012 for the course MATH 1271 taught by Professor Ming during the Fall '08 term at Minnesota.

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1271practicemidterm1F09 - Name Signature Section and TA...

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