Question: Prove that if a, bER and a < b, then |(a, b)| = |[a, b)| = |(a,b]| = b a. %3D %3D %3D

Prove that if a, bER and a < b, then |(a, b)| 

Prove that if a, bER and a < b, then |(a, b)| = |[a, b)| = |(a,b]| = b a. %3D %3D %3D

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