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Solving Quadratics

Solving Quadratics

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Question 3
a.

Verify that a2+3a−40=(a+8)(a−5)a^2 + 3a - 40 = (a+8)(a-5)a2+3a−40=(a+8)(a−5)

[2]
b.

Verify that a=5a=5a=5 and a=−8a=-8a=−8 solve a2+3a−40=0a^2 + 3a - 40 = 0a2+3a−40=0

[1]
Markscheme

Solving Quadratics Questions

  1. GCSE
  2. /Maths
  3. /Solving Quadratics

203 exam-style questions on CCEA GCSE Maths Solving Quadratics. Each one has a worked solution and a mark scheme showing where the marks go.

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