The sets D and E are defined as follows D= {z I z ≥3} E= {z l z <5}?
write D ∩ E and D U E using interval notation. If the set is empty write ∅
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write D ∩ E and D U E using interval notation. If the set is empty write ∅
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Answers & Comments
D intersect E = those numbers greater or 3 but also less than 5, which are the numbers from z =3 up to 5
[3,5)
D U E = allnumbers of both sets united, graphing on number line you will cover the entire line in both directions so the union is(-infinity, infinity)