Question

Refer to the following matrices. A = 1 −8 7 −3 −18 6 5 8 6...

Refer to the following matrices.

A =
1 −8 7 −3
−18 6 5 8
6 0 5 8
3 4 8 −2
    B =
4 −7 4
0 1 4
9 5 3
−3 0 9
C =
1 0 3 2 8
    D =
1
9
−7
0

What is the size of each matrix?

A     ____× ____
B     _____× _____
C     ____× ____
D     ____× _____
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