tolong ya kak.... no.42
Matematika
AnzalnaLR
Pertanyaan
tolong ya kak.... no.42
2 Jawaban
-
1. Jawaban missdiyun
n(AuB) = (n(A) - n(AnB)) +(n(B) - n(AnB)) + n(AnB)
= (25-10) + (40-10) + 10
= 15+30+10
= 55 -
2. Jawaban KumisTebal
(25-10)+(40-10)+10=15+30+10=55