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1.2 Algebra and Functions

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Question 14

By completing the square, find, in terms of the constant $p$ , the roots of the equation $x^2 + px + 4 = 0$

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Hence find the set of values of $p\,$ for which the equation has no real roots.

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Markscheme

1.2 Algebra and Functions Questions

A Level
Maths
1.2 Algebra and Functions

302 exam-style questions on WJEC A Level Maths 1.2 Algebra and Functions, covering 1.2.1 Algebra and Functions, 1.2.2 Algebra and Functions, 1.2.3 Algebra and Functions, 1.2.4 Algebra and Functions, 1.2.5 Algebra and Functions, 1.2.6 Algebra and Functions, 1.2.7 Algebra and Functions, 1.2.8 Algebra and Functions, 1.2.9 Algebra and Functions, 1.2.10 Algebra and Functions, 1.2.11 Algebra and Functions, and 1.2.12 Algebra and Functions. Each one has a worked solution and a mark scheme showing where the marks go.

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