Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Let a be a positive real number and `lim_(n->oo)((n+1)^a+(n+2)^a+.......(n+n)^a)/(1^a+2^a+.....+n^a)=15` ,then the value of a is- - Sarthaks eConnect
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Let a be a positive real number and `lim_(n->oo)  ((n+1)^a+(n+2)^a+.......(n+n)^a)/(1^a+2^a+.....+n^a)=15` ,then the value of a is-

A.

1

B.

2

C.

3

D.

4