Mathematics, 17.10.2019 17:00 ayowazzzgood

Sets and numeration (ch 2) 2. true or false? a. {7} & {6,{7},8,{9}} t b. {7,8} = {6,{7},8,{9}} f c. ø e {2,3} d. ø s {2,3} e. {1,2,3} = {2,1,3}

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Sets and numeration (ch 2) 2. true or false? a. {7} & {6,{7},8,{9}} t b. {7,8} = {6,{7},8,{9}}...