Addition and Subtraction of Polynomials
(
-6
x
3
+
6
x
2
+
2
x
+
4
)
+
(
x
3
+
6
x
-
9
)
+
(
3
x
3
-
8
x
2
-
2
x
+
7
)
=
-6
x
3
+
6
x
2
+
2
x
+
4
+
x
3
+
6
x
-
9
+
3
x
3
-
8
x
2
-
2
x
+
7
=
(
-6
x
3
+
x
3
+
3
x
3
)
+
(
6
x
2
-
8
x
2
)
+
(
2
x
+
6
x
-
2
x
)
+
(
4
-
9
+
7
)
=
-2
x
3
-
2
x
2
+
6
x
+
2
Algebra
Analytic Geometry
Differential Calculus
Integral Calculus
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Copyright © Dayal D. Purohit, Ph.D.(Mathematics)