4MA1/2H Jan 2019, Question 4: Venn Diagrams
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2H (Higher) · Calculator · 4 marks
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The question, in short
Given the universal set 1 to 12, A as odd numbers, and the intersection and union of A and B, draw a Venn diagram showing all elements.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 4 marks
- 1A = {1, 3, 5, 7, 9, 11}; put 1 and 3 in the overlap
- 2A only: 5, 7, 9, 11
- 3B only (in A ∪ B but not in A): 2, 4, 6, 12
- 4Outside A and B: 8, 10
AnswerA only: 5, 7, 9, 11; A and B: 1, 3; B only: 2, 4, 6, 12; outside both: 8, 10
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