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3.2 Algebra and Functions (A-level only)

3.2 Algebra and Functions (A-level only)

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Question 29
53%
a.

Sketch the graph of y=∣x∣+3y = |x| + 3y=∣x∣+3

[1]
b.

Explain why ∣x∣+3≥∣x+3∣|x| + 3 \geq |x+3|∣x∣+3≥∣x+3∣ for all real values of xxx.

[2]
Markscheme

3.2 Algebra and Functions (A-level only) Questions

  1. A Level
  2. /Maths
  3. /3.2 Algebra and Functions (A-level only)

216 exam-style questions on WJEC A Level Maths 3.2 Algebra and Functions (A-level only), covering 3.2.1 Algebra and Functions (A-level only), 3.2.2 Algebra and Functions (A-level only), 3.2.3 Algebra and Functions (A-level only), 3.2.4 Algebra and Functions (A-level only), 3.2.5 Algebra and Functions (A-level only), 3.2.6 Algebra and Functions (A-level only), and 3.2 Algebra and Functions (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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