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