" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
n(B)=25
n(AuB)=49
dit:n(AnB)
penyelesaian:
n(AuB)=n(A)+n(B)-n(AnB)
49 = 24 + 25 -n(AnB)
49 = 49 - n(AnB)
n(AnB)=49-49=0
maaf yaaa klw salah