Math, asked by vanshikavashuraj1267, 3 months ago

it n (A-B) =12,n(AnB)= 5 find n(A)​

Answers

Answered by Sankalp050
6

Answer:

सत्यमेव जयते नानृतम सत्येन पंथा विततो देवयानः। येनाक्रमंत्यृषयो ह्याप्तकामो यत्र तत् सत्यस्य परमम् निधानम्॥

Answered by Anonymous
30

Step-by-step explanation:

n(A − B) = n(A) − n(A ∩ B)

12 = n(A) - 5

n(A) = 12 + 5

n(A) = 17

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