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2 marksDeriving Inverse Functions

CSEC Mathematics · January 2017 · Paper 2 · Question 4(a)(iii)

Given functions f(x) = 4x - 7 and g(x) = (3x + 1)/2.

Determine the values of: f⁻¹(1)

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Other parts of this question

  1. 4(a)(i)Determine the values of: g(0) + g(5)[2 marks]
  2. 4(a)(ii)Determine the values of: fg(5)[2 marks]
  3. 4(b)(i)Determine the gradient of PQ[2 marks]
  4. 4(b)(ii)Determine the coordinates of the midpoint of PQ[2 marks]
  5. 4(b)(iii)Determine the equation of the perpendicular bisector of PQ.[2 marks]

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