IB MAI HL Functions Topic 2.3 Properties of Functions (id: a8899f6ce)

本题目来源于试卷: IB MAI HL Functions Topic 2.3 Properties of Functions，类别为 IB数学

[问答题]
The radius of a cylindr 3r8xg dxmhk05ical cont (bxjk: ) :q+fwm+amplainer with height x cm is
r(x)=$\frac{56}{x}$​,4≤x≤16​1.Find the range of r.
The function $r^{−1}$ is the inverse function of r.
2.(1)Find $r^{−1}(8).
(2)Interpret the answer to part (b) (i) in context.
(3)Find the range of $r^{−1}$.

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