I have two questions:-

simplify the expression

cos(tan inverse(x))

evaluate the limit

lim(as x>infinty) (xe^(1/x)-x)

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- February 3rd 2009, 08:04 PMSally_MathLimit and inverse function
I have two questions:-

simplify the expression

cos(tan inverse(x))

evaluate the limit

lim(as x>infinty) (xe^(1/x)-x) - February 3rd 2009, 10:26 PMjavax