Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
24. Show that the ratio of the sum of first
n
n
n
terms of a G.P. to the sum of terms from
(
n
+
1
)
th
(n+1)^{\text {th }}
(
n
+
1
)
th
to
(
2
n
)
th
(2 n)^{\text {th }}
(
2
n
)
th
term is
1
r
n
\frac{1}{r^{n}}
r
n
1
.
Browse the problem library