If
f
(
x
)
=
8
(
x
+
0
)
2
−
9
\displaystyle {f{{\left({x}\right)}}}={8}{\left({x}+{0}\right)}^{{2}}-{9}
f
(
x
)
=
8
(
x
+
0
)
2
−
9
Find
f
(
−
7
)
\displaystyle {f{{\left(-{7}\right)}}}
f
(
−
7
)
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