A
=
-
3x2
+
2x4
-
8
-
x3
+
1
/
2
x
B
=
-
5x4
-
10
+
3x
+
7x3
____________________
-
____________________
-
____________________
+
____________________
/
____________________
____________________
-
____________________
+
-
____________________
+
____________________
+
____________________
+
____________________
-
____________________
________________________
=
-
____________________
+
____________________
-
____________________
+
____________________
/
____________________
____________________
-
____________________
