1.
Find
A.
B.
C.
D.
Hint
2.
A.
B.
C.
[10 37]
D.
Hint
3.
Which of the following is true concerning matrix multiplication of three matrices
A
,
B
, and
C
?
A.
C
(
A
+
B
) =
CA
+
CB
B.
AB
=
BA
for no cases
C.
(
A
+
B
)
C
=
CA
+
CB
D.
AB
=
BA
for all cases
Hint
4.
Given that
and
use the fact that
to find
AB
+
AC
.
A.
B.
C.
D.
Hint
5.
Which of the following properties does not hold for matrices?
A.
associative property of multiplication
B.
left distributive property
C.
commutative property of multiplication
D.
right distributive property
Hint