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1 Unit 1: Pure Mathematics A

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

[3]

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

[2]

1 Unit 1: Pure Mathematics A Questions

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

[3]

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

[2]