INTRODUCTION TO SETS AND VENN DIAGRAMS

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SETS AND VENN DIAGRAMS

• IGCSE 2020

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WHAT ARE WE LEARNING TODAY? WALT USE OF SET
NOTATION HOW TO DRAW VENN DIAGRAMS MATCHING A
REGION WITH A SET
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WAYS IN WHICH WE CAN WRITE A SET

• IN CURLY BRACKETS IN WORDS
• IN CURLY BRACKETS AS A LIST
• ON VENN DIAGRAMS
• ON A NUMBER LINE
• IN INTERVAL NOTATION
• WRITE THE EXAMPLES ON THE BOARD TO USE AS POINTS
  OF REFERENCE

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DEFINE EIGHT SETS YOU KNOW
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REPRESENT THESE ON THE DIAGRAM
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WHAT NOTATION WILL ONE USE TO REPRESENT THE TWO
REGIONS GIVEN ABOVE? USE YOUR VENN DIAGRAM IN THE
PREVIOUS SLIDE TO LIST An B LIST A ? B
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WHAT IS THE SYMBOL TO SHOW SUBSETS WHAT IS THE
SYMBOL TO SHOW SOMETHING IS A MEMBER OF WHAT
IS THE SYMBOL TO SHOW IS NOT A SUBSET WHAT IS
THE SYMBOL TO SHOW SOMETHING IS A IS NOT A
MEMBER OF
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HOMEWORK EX 1 PAGE 281