Factorize :
x
2
-
5
x
-
36
Matching exercise
Match the items on the right to the items on the left.
Check
OK
Step 1
Step 2
Step 3
Step 4
x
2
-
5
x
-
36
=
x
2
+
9
x
-
4
x
-
36
=
(
x
2
+
9
x
)
-
(
4
x
+
36
)
=
x
(
x
+
9
)
-
4
(
x
+
9
)
=
(
x
+
9
)
(
x
-
4
)