Mathematics, 08.08.2019 00:30, rachel2005smith

Let u = {a, b, c, d, e, f, g, h, i}
a = {b, c, e, g}
b = {a, b, c, d, g, i}
c = {c, d, f}
d = {a, c, e, g, h}
find
a u b, a u c, a u d, a ∩ b, a ∩ c, a ∩ d, a ∩ b ∩ c ∩ d, a - d, c - d

Answers: 2

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Let u = {a, b, c, d, e, f, g, h, i}
a = {b, c, e, g}
b = {a, b, c, d, g, i}
c = {c...