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Mathematics
Mathematics
Problem
Which of the following is equal to
A
(
B
+
C
)
+
A
(
D
−
C
)
A(B+C)+A(D-C)
A
(
B
+
C
)
+
A
(
D
−
C
)
for conformable matrices
A
,
B
,
C
,
D
A,\,B,\,C,\,D
A
,
B
,
C
,
D
? a)
(
B
+
D
)
A
(B+D)A
(
B
+
D
)
A
b)
A
B
+
A
C
+
A
D
+
A
C
AB + AC + AD + AC
A
B
+
A
C
+
A
D
+
A
C
c)
A
(
B
+
D
)
A(B+D)
A
(
B
+
D
)
d)
A
B
+
A
C
+
D
−
C
AB + AC + D - C
A
B
+
A
C
+
D
−
C
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