1] If A = {x : x # 3; x ! N}, B = {x : 1 < x # 5; x ! N} &

C = {x : x is an even positive integer less than 10} then prove

that A + (B – C) = (A + B) – (A + C)

asked by guest
on Nov 22, 2024 at 11:56 am



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