Binomial Coefficient Ratio (Jee Mains) | ExamDuo
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Terms of Binomial Expansion
Medium
Binomial Coefficient Ratio
If the coefficients of three consecutive terms in the expansion of
(
1
+
x
)
n
are in the ratio
1
:
5
:
20
, then the coefficient of the fourth term is
SELECT ONE OPTION
A
5481
B
3654
C
2436
D
1817
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