JEE Mains 28-July-2022 Shift 1 Solved Paper
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Question : 19 of 90
Marks:
+1,
-0
Consider the sequence a 1 , a 2 , a 3 , . . . such that a 1 − 1 , a 2 − 2 and a n + 2 =
+ a − n for n − 1 , 2 , 3 , . . . If (
) â‹… (
) â‹… (
) . . . (
) = 2 α ( 61 C 31 ) , then α is equal to :
[28-Jul-2022-Shift-1]
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