Page 12 - 1300 Math Formulas
P. 12
CHAPTER 1. NUMBER SETS
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Figure 1.
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6. `çããìí~íáîáíó=
^ ∪ _ = _∪ ^ =
=
7. ^ëëçÅá~íáîáíó=
( ^ ∪ )_∪ ( ` = _ ∪ `=
)^ ∪
=
8. fåíÉêëÉÅíáçå=çÑ=pÉíë=
` = ^ ∪ _ = { ∈ ^ ~åÇ ñ∈ _ = =
} ñ ö ñ
=
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Figure 2.
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9. `çããìí~íáîáíó=
^ ∩ _ = _∩ ^ =
=
10. ^ëëçÅá~íáîáíó=
( ^ ∩ )_∩ ( ` = _ ∩ `=
)^ ∩
=
2