Express x2+9x+3x^2+9x+3x2+9x+3 in the form (x+a)2+b(x+a)^2+b(x+a)2+b.
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b.
State the coordinates of the minimum point of the curve y=x2+9x+3y=x^2+9x+3y=x2+9x+3.
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Markscheme
2.2 Completing the Square Questions
6 exam-style questions on Edexcel AS Level Maths 2.2 Completing the Square. Each one has a worked solution and a mark scheme showing where the marks go.