Question

If n(A)=70, n(B)=90, n(AnB)=25 then n(AuB)=? *​

Answer 1

Answer:

$17 \times 56 + \div 6 \geqslant 6 - 6 - + 25888 \div 6 = |5333333333|$

Answer 2

Answer: n(a u b) =135