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3 marksInterpreting Function Graphs

CSEC Mathematics · Question 8(c)

A speed-time graph, not drawn to scale, shows a three-stage journey of a car over 40 seconds.

Determine the acceleration of the car for EACH of the following stages of the journey: Stage 2, Stage 3.

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Other parts of this question

  1. 8(a)Solve the pair of simultaneous equations: y^2 + 2y + 11 = x and x = 5 - 3y.[4 marks]
  2. 8(b)(i)Express f(x) in the form a(x + h)^2 + k, where a, h and k are constants.[3 marks]
  3. 8(b)(ii)State the minimum value of f(x).[1 mark]
  4. 8(b)(iii)Determine the equation of the axis of symmetry.[1 mark]

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