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formula of a ^ b
hi everyone!
I read a blog write about formula of a^b = a'b + ab' and i dont know a', b', x + x = x,.... in blog. Someone can explain it for me pls :((
(sorry i'm poor E).
link: https://www.homeworklib.com/qaa/1383353/2prove-that-a-xor-b-a-xor-c-a-xor-b-b-xor
