Published by:
CGP EDU Academic Team
Published on: August 12, 2026
6 n C 2 k − 1 ( − 3) k is equal to :
Text Solution
Verified by ExpertsThe correct answer is:
0
(0)
S = 
⇒ S = 6n C 1 (– 3) + 6n C 3 (– 3) 2 + .......+ 6n C 6n – 1 (– 3) 3n
⇒ S = 
⇒ S = 
= 0
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