Consider the following statements:1. The function f(x) = x2 + 2 cos x is increasing in the interval (0, π)2. The function \({\rm{f}}\left( {\rm{x}} \right) = {\rm{In\;}}\left( {\sqrt {1 + {{\rm{x}}^2}} - {\rm{x}}} \right)\) is decreasing in the interval (-∞, ∞)Which of the above statements is/are correct?

Consider the following statements:1. The function f(x) = x2 + 2 cos x

1.	Consider the following statements:1. The function f(x) = x2 + 2 cos x is increasing in the interval (0, π)2. The function \({\rm{f}}\left( {\rm{x}} \right) = {\rm{In\;}}\left( {\sqrt {1 + {{\rm{x}}^2}} - {\rm{x}}} \right)\) is decreasing in the interval (-∞, ∞)Which of the above statements is/are correct?
A.	1 only
B.	2 only
C.	Both 1 and 2
D.	Neither 1 nor 2
Answer» D. Neither 1 nor 2

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