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2.4 Inverse Functions

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Question 4
f(x)=2x+5x−3x≥5 f(x) = \frac{2x+5}{x-3} \quad x \geq 5 f(x)=x−32x+5​x≥5
a.

Find ff(5)ff(5)ff(5)

[2]
b.

State the range of fff.

[1]
c.

Find f−1(x)f^{-1}(x)f−1(x) and state its domain

[3]

2.4 Inverse Functions Questions

  1. A Level
  2. /Maths
  3. /2.4 Inverse Functions

Practise Edexcel A Level Maths 2.4 Inverse Functions with exam-style questions for A Level Maths. 41 questions, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank