Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Evaluate
d
d
x
[
e
x
tan
x
]
\dfrac{d}{dx}\bigl[e^{x}\tan x\bigr]
d
x
d
[
e
x
tan
x
]
at
x
=
π
4
x=\dfrac{\pi}{4}
x
=
4
π
. a)
(
1
+
2
)
e
π
/
4
(1+\sqrt2)e^{\pi/4}
(
1
+
2
)
e
π
/4
b)
3
e
π
/
4
3e^{\pi/4}
3
e
π
/4
c)
2
e
π
/
4
2e^{\pi/4}
2
e
π
/4
d)
(
1
+
2
2
)
e
π
/
4
(1+2\sqrt2)e^{\pi/4}
(
1
+
2
2
)
e
π
/4
Browse the problem library