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Quadratics

Quadratics

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Question 8

Find, giving your answer in exact form, the set of values of a a\,a for which the equation ax2+9x+2=0ax^2 + 9x + 2 = 0ax2+9x+2=0 has no real roots.

[3]
Markscheme

Quadratics Questions

  1. A Level
  2. /Maths
  3. /Quadratics

211 exam-style questions on Edexcel A Level Maths Quadratics, covering 2.1 Solving Quadratics, 2.2 Completing the Square, 2.3 Sketching Quadratic Graphs, 2.4 The Discriminant, and 2.5 Modelling with Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.

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