Multiplication of Polynomials
(
-8
x
2
+
7
x
-
6
)
(
-7
x
2
-
2
)
=
(
-8
x
2
)
(
-7
x
2
-
2
)
+
(
7
x
)
(
-7
x
2
-
2
)
+
(
-6
)
(
-7
x
2
-
2
)
=
(
-8
x
2
)
(
-7
x
2
)
+
(
-8
x
2
)
(
-2
)
+
(
7
x
)
(
-7
x
2
)
+
(
7
x
)
(
-2
)
+
(
-6
)
(
-7
x
2
)
+
(
-6
)
(
-2
)
=
56
x
4
+
16
x
2
-
49
x
3
-
14
x
+
42
x
2
+
12
=
(
56
x
4
)
+
(
-49
x
3
)
+
(
16
x
2
+
42
x
2
)
+
(
-14
x
)
+
(
12
)
=
56
x
4
-
49
x
3
+
58
x
2
-
14
x
+
12
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Copyright © Dayal D. Purohit, Ph.D.(Mathematics)