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Mathematics
Mathematics
Problem
Which of the following statements is ALWAYS true for all conformable matrices
A
,
B
,
C
A,B,C
A
,
B
,
C
? a)
C
(
A
+
B
)
=
A
C
+
B
C
C(A+B)=AC+BC
C
(
A
+
B
)
=
A
C
+
B
C
b)
(
A
+
B
)
C
=
A
C
+
C
B
(A+B)C=AC+CB
(
A
+
B
)
C
=
A
C
+
C
B
c)
(
A
+
B
)
C
=
A
C
+
B
C
(A+B)C=AC+BC
(
A
+
B
)
C
=
A
C
+
B
C
d)
C
(
A
+
B
)
=
C
A
+
B
C
C(A+B)=CA+BC
C
(
A
+
B
)
=
C
A
+
B
C
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