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6 marksSolving Mixed Systems of Equations

CSEC Mathematics · May/June 2005 · Paper 2 · Question 10(a)

This question asks to solve simultaneous equations and interpret a velocity-time graph.

Find the values of (x, y) for which y = 2x + 5 and xy - 3y = 21.

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Other parts of this question

  1. 10(b)(i)State the interval of time when the velocity was constant.[1 mark]
  2. 10(b)(ii)a)Calculate the acceleration of the aircraft during the first 10 seconds.[4 marks]
  3. 10(b)(ii)b)Calculate the acceleration of the aircraft when t = 50 seconds.[4 marks]
  4. 10(b)(iii)Calculate the total distance travelled over the period of 60 seconds.[4 marks]

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