Fewpal
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Write the following as intervals: 

(i) {x: x ∈ R, –4 < x ≤ 6} 

(ii) {x: x ∈ R, –12 < x < –10} 

(iii) {x: x ∈ R, 0 ≤ x < 7} 

(iv) {x: x ∈ R, 3 ≤ x ≤ 4} 

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(i) {x: x ∈ R, –4 < x ≤ 6} = (–4, 6] 

(ii) {x: x ∈ R, –12 < x < –10} = (–12, –10)  

(iii) {x: x ∈ R, 0 ≤ x < 7} = [0, 7) 

(iv) {x: x ∈ R, 3 ≤ x ≤ 4} = [3, 4] 

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