- #1
franz32
- 133
- 0
Hello everyone! Can anyone help me here in this theorems (prove)?
(Or solve)
1. Suppose that A and B are square matrices and AB = 0. (as in zero matrix) If B is nonsingular, find A.
2. Show that if A is nonsingular symmetric matrix, then A^-1
is symmetric.
I hope these won't bother...
(Or solve)
1. Suppose that A and B are square matrices and AB = 0. (as in zero matrix) If B is nonsingular, find A.
2. Show that if A is nonsingular symmetric matrix, then A^-1
is symmetric.
I hope these won't bother...