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OpenStudy (anonymous):
How many subscribers belong to the set J U (~T ∩ R)? (see picture)
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OpenStudy (anonymous):
OpenStudy (anonymous):
275 101 301 21 + 84 ----- total in the defined set
OpenStudy (amistre64):
how many are "R" but not T? to start with
OpenStudy (anonymous):
376
OpenStudy (amistre64):
275+101 = 376 is correct now how many are left in J to add to that, remember to not include ANY T parts of J as well?
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OpenStudy (anonymous):
yup
OpenStudy (anonymous):
301
OpenStudy (amistre64):
i have to make sure im not being bad ....
OpenStudy (amistre64):
all of J; unioned with that set
OpenStudy (anonymous):
677 ?
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OpenStudy (amistre64):
|dw:1344446575024:dw|
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