- Represent functions of two variables with contour diagrams and tables of values
- Tell the story told by a contour diagram
- Recognize linear functions of 2 variables presented in numerical, algebraic, and graphical forms
- Read Hughes-Hallett 9.1 – 9.2.
- Ponder problems 9.1.1,2,4,12,16; 9.2.2,16,18,22,24.
- Consult the main points of the lesson.
- Find a cool contour diagram on the internet and post it on the Piazza forum.