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  • 25-02-2017
  • Mathematics
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What is the value of N(N(30))?
N(x) is the no. of primes numbers less than x.

a) 3  b) 4  c) 23   d) 29

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Аноним Аноним
  • 25-02-2017
N(x) is the no. of primes numbers less than x.

N(30) = 10
N(N(30)) = N(10) = 4

Answer is (b)
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