What will be the set of the interval (a, b]?
(a) {x: a < x < b}
(b) {x: a ≤ x ≤ b}
(c) {x: a < x ≤ b}
(d) {x: a ≤ x < b}
I got this question in semester exam.
Origin of the question is Sets and their Representations in division Sets of Mathematics – Class 11