Published by:
CGP EDU Academic Team
Published on: August 12, 2026
If |x| < 1, then the value of 1 + n 
+ 
+ ........ ∞ will be -
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
(1+x) n = n C 0 + n C 1 x + n C 2 x 2 ....+ n C n x n +.....)
If x is replaced by – 
and n is – n.
Hence 
=1+(–n) 
= 
= 1 +n 
+ 
+....
or 
= 1 + n 
+ 
+ ..
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems