Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Calculate
d
d
x
(
x
+
tan
x
)
∣
x
=
0
\displaystyle \left.\dfrac{d}{dx}\bigl(x+\tan x\bigr)\right|_{x=0}
d
x
d
(
x
+
tan
x
)
x
=
0
. a)
1
1
1
b)
0
0
0
c)
2
2
2
d)
3
3
3
Browse the problem library