Diketahui :
A={X|X>5,X bilanga asli}
B={X|3
Matematika
akashi21
Pertanyaan
Diketahui :
A={X|X>5,X bilanga asli}
B={X|3<X<8,X bilangan asli}
C={X|5<X<10,X bilangan asli}
Dengan
Cara Mendaftarkan Anggota Tentukan : A. (A Irisan B) U (B
Irisan C) B
. (A U
C) Irisan (A U B) C
. (B U
C) Irisan (A
U C)
1 Jawaban
-
1. Jawaban Ridafahmi
A = {1,2,3,4}
B = {4,5,6,7}
C = {6,7,8,9}
a) (AnB) U (BnC) = {4} U {6,7} = {4,6,7}
b) (AUC) n (AUB) = {1,2,3,4,6,7,8,9} n {1,2,3,4,5,6,7} = {1,2,3,4,6,7}
c) (BUC) n (AUC) = {4,5,6,7,8,9} n {1,2,3,4,6,7,8,9} = {4,6,7,8,9}