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Binomial Theorem
Binomial Theorem
Medium
Question
If (1 + x + x
2
)25 = a
0
+ a
1
x + a
2
x
2
+ ..... + a
50
. x
50
then a
0
+ a
2
+ a
4
+ ..... + a
50
is -
Options
A.
even
B.
odd & of the form 3n
C.
odd & of the form (3n - 1)
D.
odd & of the form (3n + 1)
Solution
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Binomial Theorem
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