Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
In the expansion of
(
x
2
+
2
x
)
5
(x^{2}+\dfrac{2}{x})^{5}
(
x
2
+
x
2
)
5
, which value of
r
r
r
(using
T
r
+
1
T_{r+1}
T
r
+
1
) gives the term containing
x
x
x
? a) 4 b) 2 c) 3 d) 5
Browse the problem library