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UPSC 2016 CDS I Math Paper

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Question : 36

Total: 100

Consider the following statements :
1. There exists a positive real number m such that cosx=2m+1.
2. mn ≥ m + n for all m, n belonging to set of natural numbers.
Which of the above statements is/are correct?

1 only
2 only
Both 1 and 2
Neither 1 nor 2

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