Apps. and Interpretation for IBDP Maths Ebook 1 | Page 55

Exercise 14
1. The mapping diagram below represents the function
2
f ( x)
ax bx
� � .
(a) Write down two equations in terms of a and b .
(b) Find the values of a and b .
(c) Find the equation of the axis of symmetry of f .
[2]
[2]
[2]
6
2. The mapping diagram below represents the function
3
f ( x)
ax b
� � .
(a) Find the values of a and b .
(b) Hence, find the value of c .
[4]
[2]
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