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OpenStudy (anonymous):
What is the solution set of {x | x < -3} ∩ {x | x > 5}? A.all numbers except -3 and 5 B.the numbers between -3 and 5 C.the empty set D.all real numbers
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OpenStudy (welshfella):
just take integers firstly you have -5,-6, -7.... to -INFINITY secondy 6,7,8.... to +Infinity
OpenStudy (welshfella):
is there any intersection between these 2 sets of numbers/
OpenStudy (welshfella):
∩ - I expect you now that this means intersect
OpenStudy (anonymous):
yea
OpenStudy (welshfella):
well do these sets of numbers have any numbers in them that are in both sets?
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OpenStudy (anonymous):
no
OpenStudy (welshfella):
|dw:1428674410369:dw|
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