Matrix Inverses and Solving Systems Flashcards
1
Q
What is a Matrix Inverse?
A
The inverse of a matrix.
2
Q
What makes Matrices inverses?
A
If their products come to | 1 0 |
| 0 1 |
3
Q
How do you find the inverse of a Matrix?
A
You do: 1/detA
4
Q
How do you write a Matrix Equation for a System?
A
You fill in the x or y values using the first matrix and then solve.
5
Q
What is the formula for a Coded Matrix?
A
EM=C (Encoding*Message=Coded).
