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What will be the set of the interval (a, b]?

Posted: Wed Jul 13, 2022 8:09 pm
by answerhappygod
a) {x: a < x < b}
b) {x: a ≤ x ≤ b}
c) {x: a < x ≤ b}
d) {x: a ≤ x < b}