Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
A point
P
(
2
,
4
)
P(2, 4)
P
(
2
,
4
)
lies on the graph of the function
f
(
x
)
=
2
x
f(x) = 2^{x}
f
(
x
)
=
2
x
. Let
Q
Q
Q
be the corresponding point on the graph of
g
(
x
)
g(x)
g
(
x
)
, where
g
(
x
)
g(x)
g
(
x
)
is the inverse function of
f
(
x
)
f(x)
f
(
x
)
. Calculate the length of the line segment
P
Q
PQ
P
Q
.
Browse the problem library