Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Let
f
(
x
)
=
9
−
x
2
f(x)=\sqrt{9-x^{2}}
f
(
x
)
=
9
−
x
2
. Which of the following is the domain of
f
′
f'
f
′
? a)
(
−
3
,
3
]
(-3,\,3]
(
−
3
,
3
]
b)
(
−
3
,
3
)
(-3,\,3)
(
−
3
,
3
)
c)
(
0
,
3
)
(0,\,3)
(
0
,
3
)
d)
[
−
3
,
3
]
[-3,\,3]
[
−
3
,
3
]
Browse the problem library