Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If
f
(
x
)
=
x
2
tan
x
f(x)=x^{2}\tan x
f
(
x
)
=
x
2
tan
x
, determine
f
′
(
π
4
)
f'\!\left(\dfrac{\pi}{4}\right)
f
′
(
4
π
)
. a)
π
4
+
π
2
8
\dfrac{\pi}{4}+\dfrac{\pi^{2}}{8}
4
π
+
8
π
2
b)
π
2
8
\dfrac{\pi^{2}}{8}
8
π
2
c)
π
2
+
π
2
8
\dfrac{\pi}{2}+\dfrac{\pi^{2}}{8}
2
π
+
8
π
2
d)
π
2
+
π
2
16
\dfrac{\pi}{2}+\dfrac{\pi^{2}}{16}
2
π
+
16
π
2
Browse the problem library