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# Lesson 4 Feb 11 2010

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### Lesson 4 Feb 11 2010

1. 1. Solve for x:
2. 2. A movie theatre records these sales on a Wednesday night.  Children Students  Adults Seniors Avatar 0 55 145 20 Meatballs 128 42 62 0 0 0 225 79 When in Rome Create a 3 x 4 matrix to represent the theatre's sales.
3. 3. The theatre charges \$5 for children, \$6 for students, \$8 for  adults, and \$6 for seniors.  Create a column matrix, A, to represent admission prices.  Determine the total sales (\$) for Wednesday night.
4. 4. Matrix Multiplication
5. 5. Exercise 4 Booklet Questions 1 ­ 4
6. 6. HOMEWORK Find the product. If the product is not defined, state the reason. = = = = = = = =
7. 7. Attachments multiplication Video Source