Analysis and Approaches for IBDP Maths Ebook 1 | Page 208

Your Practice Set – Analysis and Approaches for IBDP Mathematics
70
Paper 2 Section A – Graphs in kinematics
Example
The velocity of a particle in
1
ms �
is given by
cost
v �e � 1, for 0 t 4
� � .
(a) On the grid below, sketch the graph of v .
[3]
(b)
Find the total distance travelled by the particle in the first four seconds.
[4]
Solution
(a) For approximately correct shape A1
For approximately correct x -intercept between 1
and 2
A1
For approximately correct endpoints and minimum
point A1 N3
[3]
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