Simplify the expression given.
(
m
+
4
)
2
−
(
m
−
4
)
2
=
\displaystyle {\left({m}+{4}\right)}^{{2}}-{\left({m}-{4}\right)}^{{2}}=
(
m
+
4
)
2
−
(
m
−
4
)
2
=
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