Given ()=2+1
g
(
x
)
=
2
x
+
1
()=2+1
g
(
x
)
=
2
x
+
1
and
()=−7
f
(
x
)
=
x
−
7
()=−7
f
(
x
)
=
x
−
7
, find
(⋅)()
(
g
⋅
f
)
(
x
)
(⋅)()
(
g
⋅
f
)
(
x
)
.
Group of answer choices

(⋅)()=22−7
(
g
⋅
f
)
(
x
)
=
2
x
2
−
7
(⋅)()=22−7
(
g
⋅
f
)
(
x
)
=
2
x
2
−
7

(⋅)()=22−13−7
(
g
⋅
f
)
(
x
)
=
2
x
2
−
13
x
−
7
(⋅)()=22−13−7
(
g
⋅
f
)
(
x
)
=
2
x
2
−
13
x
−
7

(⋅)()=22+15−7
(
g
⋅
f
)
(
x
)
=
2
x
2
+
15
x
−
7
(⋅)()=22+15−7
(
g
⋅
f
)
(
x
)
=
2
x
2
+
15
x
−
7

(⋅)()=3−6