Factorize :
a
4
-
8
a
2
b
2
+
16
b
4
-
256
Matching exercise
Match the items on the right to the items on the left.
Check
OK
Step 1
Step 2
Step 3
a
4
-
8
a
2
b
2
+
16
b
4
-
256
=
a
2
2
-
2
×
a
2
×
4
b
2
+
4
b
2
2
-
16
2
=
a
2
-
4
b
2
2
-
16
2
=
a
2
-
4
b
2
+
16
a
2
-
4
b
2
-
16