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Unformatted text preview: (v) tests positive (vi) tests negative MTH U115 Exercises to Prepare for the Midterm, Spring 2008 2 6. Section 9.2: #s 26, 31, 33 (a), 42, 55, 56, 62, 68 7. Section 9.3: #s 7 19, 28 30 8. On a recent trip to Egypt eight Northeastern students and two professors met with three local politicians. After the meeting everyone lined up in a single row to have a picture taken. How many dierent ways could the people line up? (a) if there are no restrictions on how people line up? (b) if the students are grouped together; the professors are grouped together, and the local politicians are grouped together? 9. Pepes Pizza Parlor has eleven dierent toppings that can be added to their basic cheese pizza. (a) How many dierent pizza orders are possible by choosing exactly three of the top-pings? (b) How many dierent pizza orders are possible by choosing some, all, or none of the toppings?...
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This note was uploaded on 03/30/2008 for the course MTHU 115 taught by Professor Banerjee during the Spring '08 term at Northeastern.
- Spring '08