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1.2 Algebra and Functions

1.2 Algebra and Functions

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Question 107

The variables y y\,y and x x\,x are such that y y\,y is inversely proportional to x2x^2x2.

When x=3x = 3x=3, y=2y = 2y=2.

a.

Find an equation for y y\,y in terms of xxx.

[2]
b.

Sketch the graph of y y\,y against x x\,x for x>0x > 0x>0, stating the equations of the asymptotes.

[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