Analysis and Approaches for IBDP Maths Ebook 2 | Page 82

Your Practice Set – Analysis and Approaches for IBDP Mathematics
Exercise 26
1. The function f is defined as
1 ��
�
f ( x) � cosec � ( x �1)
�
4 � 4 � , �3� x � 1.
(a) Sketch the graph of y � f ( x)
, showing clearly any asymptotes and any points of
intersection with the axes.
[3]
(b) Solve the equation 1 ��
cosec ( 1) 0
4 4 x �
� � � � x � .
� �
[2]
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