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4MA1/1HR Jan 2022, Question 1: Linear Inequalities

Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1HR (Higher) · Calculator · 3 marks

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The question, in short

For integer n, list every value satisfying −2 ≤ n < 3, then show y ≤ 1 on the given number line marked −3 to 3.

Summarised in our own words. Use the official paper for the exact wording and the diagram.

Part (a) · 2 marks

Give every integer n that is at least −2 and also below 3.

  1. 1List integers starting from −2 up to but not including 3
  2. 2−2, −1, 0, 1, 2

Answer−2, −1, 0, 1, 2

Part (b) · 1 mark

Draw the set of y values no greater than 1 on the number line.

  1. 1Draw a number line
  2. 2Place a closed circle at 1
  3. 3Draw a line extending to the left from 1 with an arrow

AnswerClosed circle at x = 1 and a line with an arrow to the left

Stuck on a step? Read the free lesson: Linear Inequalities

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