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1.2.5 Completing the square

1.2.5 Completing the square

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Question 3

Prove that, for all real values of xxx, x2+4x+12>x+3x^2 + 4x + 12 > x + 3x2+4x+12>x+3

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Markscheme

1.2.5 Completing the square Questions

  1. A Level
  2. /Maths
  3. /1.2.5 Completing the square

8 exam-style questions on OCR A Level Maths 1.2.5 Completing the square. Each one has a worked solution and a mark scheme showing where the marks go.

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