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# A9-1087 - worker can pick 5 bushels per hour and is paid \$1...

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Assignment 9 Due Friday, November 21, 2:30 Instructions: You must attach the Assignment Coverpage that is posted in the Math 151 Webct container in the PAPER ASSIGNMENTS folder. You submit assignments in a box marked with the course number, MATH 151, outside the Calculus Workshop. Marked homework is returned in boxes located inside the workshop. You need to do both the questions from the textbook and Instructor’s Questions. Questions: 1. Questions from the textbook Calculus: Early Transcendentals 6th Edi- tion by James Stewart Section 4.7: 6, 14, 18, 30, 36 Section 3.10: 12, 16, 22, 24, 34, 40 Section 4.8: 6, 12, 18, 34 2. Instructor’s Questions: 3. A farmer wants to hire workers to pick 900 bushels of beans. Each
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Unformatted text preview: worker can pick 5 bushels per hour and is paid \$1 . 00 per bushel. The farmer must also pay a supervisor \$10 per hour while the picking is in progress, and he has additional miscellaneous expenses of \$8 per worker. How many workers should he hire to minimize the total cost? What will be the cost per bushel picked? 4. Let f ( x ) = x 3 + 3 x + 1. (a) Show that f has at least one root in the interval (-1 2 , 0). Explain. (b) Use Newton’s method to approximate the root that lies in the interval (-1 2 , 0). Stop when the next iteration agrees with the previous one at two decimal places. 1...
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