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Quadratics

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Question 114
a.

Express x2+8x+1x^2 + 8x + 1x2+8x+1 in the form (x+a)2+b(x + a)^2 + b(x+a)2+b

[2]
b.

State the coordinates of the minimum point of the curve y=x2+8x+1y = x^2 + 8x + 1y=x2+8x+1

[2]
Markscheme

Quadratics Questions

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

322 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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