factorize this 9-16x^4
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Answer:
Since both terms are perfect squares, factor using the difference of squares formula,
a
2
−
b
2
=
(
a
+
b
)
(
a
−
b
)
where
a
=
3
and
b
=
4
x
.
(
3
+
4
x
)
(
3
−
4
x
)
Step-by-step explanation:
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