Trinomial Factoring
3
x
2
-
12
x
+
9
=
3
(
x
2
-
4
x
+
3
)
=
3
(
x
2
-
3
x
-
x
+
3
)
=
3
[
x
(
x
-
3
)
-
1
(
x
-
3
)
]
=
3
(
x
-
3
)
(
x
-
1
)
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Analytic Geometry
Differential Calculus
Integral Calculus
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Copyright © Dayal D. Purohit, Ph.D.(Mathematics)