# Mathematics for Multimedia Applications

**19. Session**
Thursday 28. April 2011

Auditorium 216

### Program

- 09:00-10:20
- Lecture on the remaining parts of Section 1.3 and Section 1.4 in SIF,
page 41-52, Gaussian Elimination and
The Row Reduction Algorithm.
- 10:20-10:45
- Introduction to the exercises.
- 10:45-12:30
- Exercises in groups.

### Hand-in Exercises 19. Session

- Solve the following system of linear equations:
- x
_{1} - 3x_{3} = 8
- 2x
_{1} + 2x_{2} + 9x_{3} = 7
- x
_{2} + 5x_{3} = −2

### Exercises (not for hand-in)

- SIF Section 1.3, page 38
- Problems no. 1, 3, 5, 7, 9, 11, 23, 25, 81

Latest update 24. April 2011 by Iver Ottosen