Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If
f
(
x
)
=
x
3
−
3
x
+
1
f(x) = x^3 - 3x + 1
f
(
x
)
=
x
3
−
3
x
+
1
, then find the number of real roots of the equation
P
(
P
(
x
)
)
=
0
P(P(x)) = 0
P
(
P
(
x
))
=
0
.
Browse the problem library