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Basic Math Examples
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Basic Math
Factor (a^2-4)(3a-7)
(
a
2
−
4
)
(
3
a
−
7
)
(
a
2
-
4
)
(
3
a
-
7
)
Step 1
Rewrite
4
4
as
2
2
2
2
.
(
a
2
−
2
2
)
(
3
a
−
7
)
(
a
2
-
2
2
)
(
3
a
-
7
)
Step 2
Since both
terms
are
perfect squares
,
factor
using the
difference of squares
formula
,
a
2
−
b
2
=
(
a
+
b
)
(
a
−
b
)
a
2
-
b
2
=
(
a
+
b
)
(
a
-
b
)
where
a
=
a
a
=
a
and
b
=
2
b
=
2
.
(
a
+
2
)
(
a
−
2
)
(
3
a
−
7
)
(
a
+
2
)
(
a
-
2
)
(
3
a
-
7
)
⎡
⎢
⎣
x
2
1
2
√
π
∫
x
d
x
⎤
⎥
⎦
[
x
2
1
2
π
∫
x
d
x
]
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