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Mathematics
Problem
Find the value of
(
5
a
+
2
b
)
(
7
a
2
+
6
b
)
(5a + 2b)(7a^2 + 6b)
(
5
a
+
2
b
)
(
7
a
2
+
6
b
)
for
a
=
1
a = 1
a
=
1
and
b
=
−
1
b = -1
b
=
−
1
. (A) 3 (C) 4 (B) -3 (D) -9
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