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