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1.2 Algebra and Functions

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Question 47
83%
a.

Express x2+9x+3x^2 + 9x + 3x2+9x+3 in the form (x+a)2+b(x + a)^2 + b(x+a)2+b

[2]
b.

State the coordinates of the minimum point of the curve y=x2+9x+3y = x^2 + 9x + 3y=x2+9x+3

[2]
Markscheme

1.2 Algebra and Functions Questions

  1. A Level
  2. /Maths
  3. /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.

Question bank