Groups and FieldsEasyGroups and the Group Axioms ShareGroups and the Group Axioms · Easy problemIn (Z8,+)(\mathbb Z_8,+)(Z8,+), how many elements aaa satisfy a+a≡0(mod8)a+a\equiv0\pmod8a+a≡0(mod8), i.e. are their own additive inverse?Check Show answer Walk through it step by step Practice more like this Review this concept