Analysis and Approaches for IBDP Maths Ebook 1 | Page 50

Your Practice Set – Analysis and Approaches for IBDP Mathematics
Exercise 15
1. Let
2
7x
� 2
e x
f( x)
� , for 0�x
� 8.
(a) Find the x -intercept of the graph of f .
(b)
The graph of f has a maximum at the point A . Write down the
coordinates of A .
(c) On the following grid, sketch the graph of f .
[2]
[2]
[3]
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