Published by:
CGP EDU Academic Team
Published on: August 12, 2026
If 
, then 
equals
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
We have, 
on multiplying both expansions, we get
The various sigma are the coefficient of 
in L.H.S. 
or coefficient of 
in the expansion of 
which occur in 
and are
etc.
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