Anand Mehta
13/9/2015 10:43:07 am
SPOILER ALERT * * * * *
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Hare Ram Agarwal
13/9/2015 12:04:34 pm
Sqrt(a+1) - sqrt(a) = 1/( Sqrt(a+1)+sqrt(a) ) which tends to zero as ‘a’ tends to infinity. Therefore the answer is A.
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sk
14/9/2015 03:58:11 pm
Looking at the graph of sqrt(x), we can see that the answer is A.
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Simon Geard
8/11/2015 02:14:59 pm
All the numbers are modulus 1 so that (a - b*sqrt(c)) == 1/(a+b*sqrt(c))
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