Properties of Functions (id: cd097a742)

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

[问答题]
The following diagram shows t x wph-el;+us.he graph of y=f3 ;* +g0xh,neh / qmglug6gj 3gael/avcl0.xp (x) , for $-1 \leq x \leq 2 $.



1. Write down the value of:
1. $f(1)$ ;
2. $f^{-1}(-2)$ .
2. Find $(f \circ f)(1)$ .
3. Sketch the graph of y=f(-x) on the same grid above.

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