Quelpr

Other parts of this question

  1. 2(a)Show that f is one to one.[7 marks]
  2. 2(b)(i)Find[1 mark]
  3. 2(b)(i)a)f⁻¹(x) and g⁻¹(x)[4 marks]
  4. 2(b)(i)b)f [g(x)] (or f∘g(x)).[1 mark]
  5. 2(b)(ii)Show that (f∘g)⁻¹ (x) = g⁻¹ (x) ∘ f⁻¹ (x).[5 marks]
  6. 2(c)Solve the following:[1 mark]
  7. 2(c)(ii)|x + 2| = 3x + 5[4 marks]

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