mrlakshya77 mrlakshya77

10-06-2022
Mathematics

contestada

If A=(-1, 3] and B = [0, 4) then B-A

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LammettHash LammettHash

10-06-2022

I assume B - A means "the complement of A in B", or all the elements of B not belonging to A.

Then B - A = (3, 4), since A ∩ B is the interval [0, 3] and we omit this from the parent interval B = [0, 4).

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