Question

3) If n(A) = 15, (AUB) = 29, n(ANB) = 7 then n(B) = ?
4) Solve : x+y = 14 and x - y = 2​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

x+y=14

x-y=2

2x =16

x+y=14B+y=14

y=14-8=6

x=8

y=6