Addition and Subtraction of Polynomials
(
2
x
3
+
8
x
-
3
)
-
(
4
x
3
-
7
x
2
-
7
x
+
7
)
+
(
-9
x
3
-
3
x
2
-
7
x
-
2
)
=
2
x
3
+
8
x
-
3
-
4
x
3
+
7
x
2
+
7
x
-
7
-
9
x
3
-
3
x
2
-
7
x
-
2
=
(
2
x
3
-
4
x
3
-
9
x
3
)
+
(
7
x
2
-
3
x
2
)
+
(
8
x
+
7
x
-
7
x
)
+
(
-3
-
7
-
2
)
=
-11
x
3
+
4
x
2
+
8
x
-
12
Algebra
Analytic Geometry
Differential Calculus
Integral Calculus
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Copyright © Dayal D. Purohit, Ph.D.(Mathematics)