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Edexcel IGCSE Math A Higher 1.5 C Universal and Empty Sets Questions

Practise universal-and-empty-set questions by explaining what an empty intersection means in a list, Venn diagram or real context.

Syllabus
First assessment 2018
Course
Math A 4MA1
Level
Higher

Exam points

  • Interpret the empty set as showing that no members satisfy the stated condition.
  • Explain what an empty-set statement means in a context such as fish in a lake.

Edexcel IGCSE Math A Higher 1.5 C Universal and Empty Sets Questions question 1

[Maximum number: 1]

7E={23,24,25,26,27,28,29,30,31,32,33,34}7 \mathscr{E}=\{23,24,25,26,27,28,29,30,31,32,33,34\}A={A=\{ even numbers }\}B={23,29,31}B=\{23,29,31\}C={C=\{ multiples of 3}\}

Is it true that B∩C=∅B \cap C=\varnothing ?

Tick ( ✓ ) one of the boxes below.

Figure for Question Edexcel IGCSE Math A Higher 1.5 C Universal and Empty Sets Questions question 1 — Edexcel IGCSE Math A Higher

Give a reason for your answer.

The set D has 4 members and is such that D∩(A∪C)=∅D \cap(A \cup C)=\varnothing

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