What must be true in order to ADD two matrices?
They must be square.
They must be in the same size.
The determinant can't equal 0.
The column of the 1st must equal the row of the 2nd.
Perform the indicated operation
A + B + C
What are the dimensions of this matrix?
4x3
3x4
3
4
Perform the indicated operation
not possible
Perform the following operation
not possible
Perform the indicated operation
not possible
Perform the operations to solve.
A
B
C
D
Find 2A-3B
-3 1
7 -1
1 0
1 -4
-4 0
6 -1
-14 -5
11 -3
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