Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Let
a
(
≠
0
)
a\,(\neq 0)
a
(
=
0
)
be a constant. Find
lim
x
→
a
x
5
−
a
5
x
2
−
a
2
\displaystyle\lim_{x\to a}\frac{x^{5}-a^{5}}{x^{2}-a^{2}}
x
→
a
lim
x
2
−
a
2
x
5
−
a
5
. a)
5
a
4
2
\dfrac{5a^{4}}{2}
2
5
a
4
b)
5
a
3
5a^{3}
5
a
3
c)
5
a
3
2
\dfrac{5a^{3}}{2}
2
5
a
3
d)
2
5
a
3
\dfrac{2}{5a^{3}}
5
a
3
2
Browse the problem library