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"A dream doesn't become reality through magic; it takes sweat, determination and hardwork"
GRADE 7 MATHEMATICS QUARTER I
Objectives:
Objectives:
describe the notation given by the shaded region in the Venn Diagram; and
illustrate set notation by shading;
solve problems using Venn Diagram.
VIDEO LESSON FOR BETTER UNDERSTANDING:
WORDS THAT ARE USED WHEN SOLVING PROBLEMS USING VENN DIAGRAM
WORDS THAT ARE USED WHEN SOLVING PROBLEMS USING VENN DIAGRAM
INTERSECTION
INTERSECTION
"and"
"all three"
UNION
UNION
"or"
COMPLEMENT
COMPLEMENT
"neither nor"
"neither"
"but not"
DIFFERENCE
DIFFERENCE
"but not"
EXAMPLE:
EXAMPLE 1:
EXAMPLE 1:
Apple and Banana
A ∩ B
NOTATION: n(A ∩ B)
EXAMPLE 2:
EXAMPLE 2:
Apple or Banana
A ∪ B
NOTATION: n(A ∪ B)
EXAMPLE 3:
EXAMPLE 3:
Apple only
A - B
NOTATION: n(A - B)
EXAMPLE 4:
EXAMPLE 4:
Apple and banana but not orange
A ∩ B - O
NOTATION: n(A ∩ B) - O
EXAMPLE 5:
EXAMPLE 5:
Neither of the three
' A ∪ B ∪ O
NOTATION: n(A ∪ B ∪ O)'
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