15. Sendo A= 0,11,12,13,14 ,B= 11,12 ,C={ xvert x é número natural par compreendido entre 11 e19} ,D= xvert xacute {e)nacute (e)mero natural impar com- preendido entre 10 e 16)determine: a) Acap B d) Ccup D b) Acap C e) (Acup B)cup C c) Bcup C f) (Acap C)cap D

Question

Pergunta

Answer 1

a)

$A\cap B = \{11, 12\}$
b)

$A\cap C = \{12\}$
c)

$B\cup C = \{11, 12, 14, 15, 16, 17, 18\}$
d)

$C\cup D = \{11, 12, 13, 14, 15, 16, 17, 18\}$
e)

$(A\cup B)\cup C = \{0, 11, 12, 13, 14, 15, 16, 17, 18\}$
f)

$(A\cap C)\cap D = \{13\}$