The equation  and a similar equation for  are referred to as De Morgan’s Laws in honor of...

The equation  and a similar equation for  are referred to as De Morgan’s Laws in honor of the famous British mathematician who first discovered them.

a. Use Venn diagrams to show that .

b. Discover an equation similar to the one in part (a)involving , and . Use Venn diagrams to show that the equation holds.

c. Verify the equations in (a) and (b) for specific sets.