Exam 1, Math 203, Spring Semester 2000
Information on Exam 1, Math 203
The exam will be during class (50 minutes) on Friday, Feb 25, 2000.
The four problems will be as follows:
- Solve a system with three unknowns and three equations using
the LDU Decomposition of the matrix.
- Given two explicit matrices A (2 by 2) and B (2 by 3),
find the transpose of B, the inverse of A, the product of A and B,
and so on.
- Decide whether two given sets are subspaces.
- Find the four fundamental subspaces of a given matrix, as well as
bases for them and their dimensions.
Each problem is worth 25 points. Altogether, 100 points are available.