Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Find
lim
x
→
0
sin
(
4
x
)
−
4
x
cos
(
2
x
)
x
3
\displaystyle \lim_{x \to 0} \dfrac{\sin(4x) - 4x\cos(2x)}{x^{3}}
x
→
0
lim
x
3
sin
(
4
x
)
−
4
x
cos
(
2
x
)
. a)
0
0
0
b)
8
3
\dfrac{8}{3}
3
8
c)
−
8
3
-\dfrac{8}{3}
−
3
8
d)
8
8
8
Browse the problem library