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OpenStudy (anonymous):
please help - College Math Set theory for this question : a) Write a set expression that corresponds to the shaded (black) region in the diagram. b) Write an equivalent expression that includes all four set operations: union, intersection, complement, and difference. PIC posted below!!
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OpenStudy (anonymous):
OpenStudy (lgbasallote):
first of all... do you know what this is? |dw:1349746131484:dw|(imagine both circles are shaded)
OpenStudy (anonymous):
AUB?
OpenStudy (lgbasallote):
right
OpenStudy (lgbasallote):
what about this: |dw:1349746278840:dw|
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OpenStudy (anonymous):
A (upside down U) B
OpenStudy (lgbasallote):
right. can you see that |dw:1349746341378:dw| is just |dw:1349746406752:dw| minus
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