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3.5 Quadratic Inequalities

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Question 25

Solve the inequality

x(x+1)≤k x(x + 1) \leq k x(x+1)≤k

where k k\,k is a positive integer such that 4k+14k+14k+1 is a square number. Give your answer in terms of kkk.

[3]
Markscheme

3.5 Quadratic Inequalities Questions

  1. A Level
  2. /Maths
  3. /3.5 Quadratic Inequalities

38 exam-style questions on Edexcel A Level Maths 3.5 Quadratic Inequalities. Each one has a worked solution and a mark scheme showing where the marks go.

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