Analysis and Approaches for IBDP Maths Ebook 1 | Página 211

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4. The velocity of a particle in ms �
2
is given by v � 2t cos( t ) , for 0�t
� 3. The
displacement of the particle is 1 m when t � 0.
(a)
Find the expression of s , the displacement of the particle.
(b) On the grid below, sketch the graph of s .
[5]
[3]
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