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Back to Edexcel Maths Higher November 2018 Paper 3 Home
​Q9: Answers – Paper 3 – November 2018
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Content:
Part A
  • Expanding Triple Brackets​
Part B
  • Indices Multiplication
  • Indices Division
Part C
  • The Quadratic Formula: Finding Roots – Part 1
  • The Quadratic Formula: Finding Roots – Part 2​
Quizzes:
​Part A
  • Expanding Triple Brackets
Part B
  • Indices Multiplication
  • Indices Division
Part C
  • The Quadratic Formula

Mark Scheme
Picture

Working
a) Expand and simplify (x – 2)(2x + 3)(x + 1)
Picture
Picture
b) Find the value of n.
Picture

c) Solve 5x2 – 4x – 3 = 0

Give your solutions correct to 3 significant figures.

Picture

Question
9 a) Expand and simplify (x – 2)(2x + 3)(x + 1)
[3 marks]
​

Picture
b) Find the value of n.
[2 marks]
​

c) Solve 5x2 – 4x – 3 = 0

Give your solutions correct to 3 significant figures.

[3 marks]
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