The inequality x2+px+9<0x^2+px+9<0x2+px+9<0 has at least one real solution, where p p\,p is a constant.
Find the set of possible values of ppp.
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Markscheme
1.2.10 Quadratic inequalities Questions
8 exam-style questions on OCR (MEI) A Level Maths 1.2.10 Quadratic inequalities. Each one has a worked solution and a mark scheme showing where the marks go.