Analysis and Approaches for IBDP Maths Ebook 1 | Page 29
Front Page
Exercise 8
1. The following diagram shows the graph of a function f .
3
(a)
Find
f �1 ( � 2) .
(b) Find ( f f )(5) .
(c) On the same diagram, sketch the graph of y �� f ( x)
.
2. The following diagram shows the graph of a function f .
[2]
[3]
[2]
(a)
Find
f � 1 (2) .
(b) Find ( f f )(4) .
(c) On the same diagram, sketch the graph of y � f ( � x)
.
[2]
[3]
[2]
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