Respuesta :

ANSWER

A = {2, 6, 8, 12}

EXPLANATION

U = {2, 6, 8, 12, 14, 18, 20, 23, 27}

A n B = {8, 12}

But set A = {2, 6, 8, 12}

Hence, set A = {2, 6, 8, 12}