問題詳情

Question 3. [Maximum mark: 9] A functionf (x)is defined by f(x)=arccos

 x ∈ 

and a functiong (x)is defined byg(x)=arccos

x ∈ 

,x≥0.
【題組】 (a) Find the equation of the horizontal asymptote to the graph of y=f(x).

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