Question

If $A=\{1,2,3,4\}$ and $B=\left\{1\right\}$, find $A\setminus B$.

Answer 1

Given that:

$A=\{1,2,3,4\}$ and $B=\left\{1\right\}$

To find:

$A\setminus B=?$

Solution:

$A\setminus B=\{2,3,4\}$