Let f(x) = [x], where [x] denotes the gr...

Let `f(x) = [x]`, where `[x]` denotes the greatest integer less than or equal to `x`. If `a = sqrt(2011^(2) + 2012)`, then the value of `f(a)` is

A

2010

B

2011

C

2012

D

2013

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The correct Answer is:

B

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