**Learning objectives**

- Represent a linear transformation by a matrix with respect to a choice of bases of and

**Before class**

- Read Lay section 5.4
- Ponder Lay problems 5.4: 1, 5, 7, 9, 11, 13.
- Post to Piazza
- Write solutions to problems 5.1: 26, 32; 5.2: 8, 24; and 5.3:24, 32 to turn in at the beginning of class.

**In class**