Help please PROVE THAT
A − B = A − (A ∩ B)
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Step-by-step explanation:
Let A = { 1, 2, 3 }
B = { 3, 4, 5}
L. H. S = A – B
= { 1, 2, 3 } – { 3, 4, 5 }
= { 1, 2 }
R. H. S = A – (A n B)
= { 1, 2, 3 } – [{1, 2, 3} n {3, 4, 5}]
= { 1, 2, 3 } – { 3 }
= { 1, 2 }
L. H. S = R. H. S ( Proved)
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hope this helps
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