AP Calculus BC Quiz
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ANALYTICAL APPLICATIONS OF DIFFERENTIATION
Question 1
of 20
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The graph of
f
′
(
x
)
f'(x)
f
′
(
x
)
is zero at
x
=
0
x=0
x
=
0
and positive on both sides; what can be concluded about
f
f
f
at
x
=
0
x=0
x
=
0
?
A
f
f
f
has a local maximum at
x
=
0
x=0
x
=
0
.
B
f
f
f
has a local minimum at
x
=
0
x=0
x
=
0
.
C
f
f
f
has no local extremum at
x
=
0
x=0
x
=
0
.
D
f
f
f
is concave down at
x
=
0
x=0
x
=
0
.
E
f
f
f
has an inflection point at
x
=
0
x=0
x
=
0
.
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