Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If
f
(
x
)
=
2
x
3
−
4
x
2
f(x)=2x^{3}-\dfrac{4}{x^{2}}
f
(
x
)
=
2
x
3
−
x
2
4
, then
f
′
(
x
)
f'(x)
f
′
(
x
)
equals a)
6
x
2
−
8
x
3
6x^{2}-\dfrac{8}{x^{3}}
6
x
2
−
x
3
8
b)
6
x
2
+
8
x
2
6x^{2}+\dfrac{8}{x^{2}}
6
x
2
+
x
2
8
c)
6
x
2
+
8
x
3
6x^{2}+\dfrac{8}{x^{3}}
6
x
2
+
x
3
8
d)
6
x
2
+
4
x
3
6x^{2}+\dfrac{4}{x^{3}}
6
x
2
+
x
3
4
Browse the problem library