Analysis and Approaches for IBDP Maths Ebook 2 | Page 172

Your Practice Set – Analysis and Approaches for IBDP Mathematics
c
e 1 8
3. It is given that � dx
� . Find the value of c .
e
2
x(ln x) 9
[5]
4. By using the substitution u � x � x , find the value of k if
where x � 0 .
4 ( x �x )(1 � 2 x )
� d x � 16 ,
k
2 x
[7]
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