armon2982 armon2982

25-05-2023
Mathematics

contestada

Let X be any set, AC X. Determine
a) x A ({3})
b) {x € X : XA(x) < 5}
c) { x € X : XA(x) > 3}
d) XA ([1,2])
e) XA ((-[infinity]0))
f) XA ((-[infinity]0, 3])

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