KEAM 2022 Math Solved Paper

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Question : 69 of 120

Marks: +1, -0

Let tn=‌

1

n

‌

n

∑

k=1

(‌

k

n

)2 for n=1,2,3,.... Then t10 is equal to

‌
7
600
‌
231
100
‌
209
600
‌
11
200
‌
77
200

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