Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
A differentiable function
w
w
w
has derivative satisfying
w
′
(
x
)
>
0
w'(x)>0
w
′
(
x
)
>
0
for
x
<
1
x<1
x
<
1
,
w
′
(
1
)
w'(1)
w
′
(
1
)
is undefined, and
w
′
(
x
)
<
0
w'(x)<0
w
′
(
x
)
<
0
for
x
>
1
x>1
x
>
1
. Classify the critical point of
w
w
w
at
x
=
1
x=1
x
=
1
(relative maximum, relative minimum, or neither).
Browse the problem library