hw9-7 - f (4). (b) Check you answer by plugging x = 4 into...

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Math 170-007 Homework 9/7 Fall 2010 NOTE: You MAY NOT use any techniques of diFerentiation that you might know from other classes. Every derivative must be computed using the method of: Compute many secant slopes. Use this information to determine tangent slope. 1. ±rom Schaum’s Outline , Chapter 9: Problem 23. 2. ±rom Schaum’s Outline , Chapter 9: Problem 18. Suggestion: Each of these problems asks you to compute f at location x . If you have trouble, consider this instead: (a) Compute
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Unformatted text preview: f (4). (b) Check you answer by plugging x = 4 into Schaums answer. (c) Now try f ( x ). 3. rom the Online Textbook, Section 2.4: Problems 1, 2 and 4. 4. Refer to Schaums Outline , Chapter 9: Problem 23. or each position function, locate all times when the velocity is 1 ft/sec. Hints and Answers 4. (a) t =-1 sec. (b) Approximately t = 2 . 15 sec and t =-. 15 sec. (Exact values are 1 2 / 3.) (c) t =-1 . 75 sec. 1...
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