Let H = {2a+2bi|a,b ∈ Z, A ≡ B (mod4)} Be A Set, Is H A Subgroup Of Group (C,+) ? Explain And Show

匿名用户 最后更新于 2021-12-01 19:09 数学类Mathematics

let H = {2a+2bi|a,b ∈ Z, a ≡ b (mod4)} be a set, is H a subgroupof group (C,+) ? explain and show

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