Binomial Theorem Part 3

Section: Mathematics
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Question : 3 of 45
 
Marks: +1, -0
Let S=‌
1
25!
+‌
1
3!23!
+‌
1
5!21!
+...
up to 13 terms. If 13S=‌
2k
n!
,k∈N
, then n+k is equal to
[24 jan 2026 Shift 1]
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