factorise the following a²-2a+ab-2b
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Answered by
0
Step-by-step explanation:
It is
a
2
+
2
a
+
a
b
+
2
b
=
a
⋅
(
a
+
b
)
+
2
⋅
(
a
+
b
)
=
(
a
+
2
)
⋅
(
a
+
b
)
Answered by
0
Step-by-step explanation:
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