CSEC Mathematics · January 2009 · Paper 2 · Question 10(a)(i)
Two functions are defined as follows: f: x -> x - 3 and g: x -> x² - 1.
Calculate f(6).
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Practise this questionOther parts of this question
- 10(a)(ii)Find f⁻¹(x).[1 mark]
- 10(a)(iii)Show that fg(2) = fg(-2) = 0.[3 marks]
- 10(b)(i)For how many minutes was the train at rest at B?[1 mark]
- 10(b)(ii)Determine the average speed of the train, in km/h, on its journey from A to B.[3 marks]
- 10(b)(iii)Calculate the time, in minutes, taken for the train to travel from B to C.[3 marks]
- 10(b)(iv)On your answer sheet, draw the line segment which describes the journey of the train from B to C.[3 marks]
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