Factorize :
16
2
x
-
1
2
-
25
z
2
Matching exercise
Match the items on the right to the items on the left.
Check
OK
Step 1
Step 2
Step 3
Step 4
16
2
x
-
1
2
-
25
z
2
=
4
(
2
x
-
1
)
2
-
5
z
2
=
4
(
2
x
-
1
)
-
5
z
4
(
2
x
-
1
)
+
5
z
=
(
8
x
-
4
-
5
z
)
(
8
x
-
4
+
5
z
)
=
(
8
x
-
5
z
-
4
)
(
8
x
+
5
z
-
4
)