JEE Mains 24-Jan-2023 Shift 2 Solved Paper

Section: Mathematics

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Question : 71 of 90

Marks: +1, -0

If (‌30C1)2+2(‌30C2)2+3(‌30C3)2+.......+30(‌30C30)2 =‌

α60!

(30!)2

, then α is equal to

[24-Jan-2023 Shift 2]

30
60
15
10

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