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For the function f(x) = x cosx 1/x, x g...

For the function `f(x) = x cosx 1/x, x ge 1`(A) for at least one x in the interval [1, c), f(x +2)-fx) 2 (B) lim f(x)= 1 (C) for all x in the interval [1, co), f(x +2)-f(x)> 2 (D) f (x) is strictly decreasing in the interval [1, co) lim fix )=

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