Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Let
H
(
x
)
=
∫
0
x
cos
(
3
t
)
d
t
H(x)=\displaystyle\int_{0}^{x} \cos(3t)\,dt
H
(
x
)
=
∫
0
x
cos
(
3
t
)
d
t
. Calculate
H
′
(
π
6
)
H'\!\left(\dfrac{\pi}{6}\right)
H
′
(
6
π
)
.
Browse the problem library