$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?

$A\cap B = \varphi , n\left(A\right) = 3$ এবং  $n (A\cup B) = 10$ হলে n (B) = ?