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2 Unit 2: Applied Mathematics A

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Question 107

The displacement of a particle P P\,P from the origin at time t t\,t seconds is s=t2(t+k)s = t^2(t + k)s=t2(t+k) metres, where k k\,k is a constant.

P P\,P is instantaneously at rest when t=4t = 4t=4.

a.

Show that k=−6k = -6k=−6.

[3]
b.

Find the acceleration of P P\,P when t=10t = 10t=10.

[3]
Markscheme

2 Unit 2: Applied Mathematics A Questions

  1. A Level
  2. /Maths
  3. /2 Unit 2: Applied Mathematics A

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