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Mathematics
Mathematics
Problem
Let
f
(
x
)
=
x
f(x)=\sqrt{x}
f
(
x
)
=
x
and
g
(
x
)
=
ln
x
g(x)=\ln x
g
(
x
)
=
ln
x
. Identify the domain of
(
g
∘
f
)
(g\circ f)
(
g
∘
f
)
. a)
(
1
,
∞
)
(1,\infty)
(
1
,
∞
)
b)
(
0
,
∞
)
(0,\infty)
(
0
,
∞
)
c)
[
0
,
∞
)
[0,\infty)
[
0
,
∞
)
d)
(
0
,
1
]
(0,1]
(
0
,
1
]
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