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​Q18: Question – Paper 3 – June 2019

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Content:

• Part a) Triple Brackets
• Part b) Completing the Square – Finding the Roots
• Part b) Solving Quadratic Inequalities – Part 1
• Part b) Solving Quadratic Inequalities – Part 2​

Quizzes:

• Part a) Triple Brackets
• Part b) Completing the Square – Finding the Roots
• Part b) Solving Quadratic Inequalities

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Question

18) Show that

can be written in the form

where a, b, c and d are integers.

[3 marks]​​

​b) Solve

[3 marks]​​

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