Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
A twice-differentiable function
f
f
f
has second derivative
f
′
′
(
x
)
=
x
2
(
x
−
5
)
f''(x)=x^{2}(x-5)
f
′′
(
x
)
=
x
2
(
x
−
5
)
. Explain why
x
=
0
x=0
x
=
0
is not a point of inflection of
f
f
f
.
Browse the problem library