सत्य - असत्य `(A cup B)' ne A' cap B'`

(A cup B)' cup (A' cap B)=......

A cup B = A cap B then……………

if A and B are two sets, then prove that, (A cup B)' cup (A' cap B) = A' .

Draw appropriate Venn diagram for each of the following: i. (A cup B)' ii. A' cap B' iii. (A cap B)' iv. A' cup B'

Prove (A cap B)'=(A' cup B')

Prove (A cap B)'=(A' cup B')

If A and B are two sets, then (A cup B')' cap (A' cup B)' is

Draw the Venn diagram for each of the following : (i) (A cap B)' (ii) (A cup B)' (iii) A' cup B' (iv) A' cap B' .

Show that for any sets A and B, A=(A cap B) cup (A cap B') since A-B=A cap B'