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CSEC Additional Mathematics · May/June 2008 · Paper 2 · Question 7(i)

A diagram shows part of the curve y = 4√2 / x². The point P(x, y) lies on this curve.

Write down an expression, in terms of x, for (OP)².

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Other parts of this question

  1. 7(ii)Denoting (OP)² by S, find an expression for dS/dx.[2 marks]
  2. 7(iii)Find the value of x for which S has a stationary value and the corresponding value of OP.[3 marks]

More practice: the rest of this paper · more Equation of a Straight Line questions · all CSEC Additional Mathematics past papers