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Published on: August 13, 2026
Coefficient of t 24 in (1 + t 2 ) 12 (1 + t 12 ) (1 + t 24 ) is:
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Verified by ExpertsThe correct answer is:
D
(1 + t 2 ) 12 (1 + t 12 + t 24 + t 36 ) = (1 + t 12 + t 24 ) (1 + t 2 ) 12
coefficient of t 24 = 12 C 12 + 12 C 6 + 12 C 0 = 12 C 6 + 2
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