Verify that: 12:18 = 8:12

Let U ={3,6,9,12,15,18,21,24 } be the universal set and let A = {6,12,18,24} be its subset. Verify that A nn A = A

Let U ={3,6,9,12,15,18,21,24 } be the universal set and let A = {6,12,18,24} be its subset. Verify that A uu A ' = U

Let U ={3,6,9,12,15,18,21,24 } be the universal set and let A = {6,12,18,24} be its subset. Verify that A nn A' = phi

Let U ={3,6,9,12,15,18,21,24 } be the universal set and let A = {6,12,18,24} be its subset. Verify that (A')' =A

Let U ={3,6,9,12,15,18,21,24 } be the universal set and let A = {6,12,18,24} be its subset. Verify that A uu A =A

Verify that -(-x)=x for x=(-12)/(11)

Let A ={2,4,6,8,10}, B={4,8,12,16} and C={ 6,12 ,18, 24} . Using Venn diagrams, verify that: (i) (Acup B) cup C=A cup (B cup C) (ii) (A cap B) cap C =A cap (Bcap C)

Verify that (3,4,5),(5,12,13),(8,15,17),(24,25,7) are the Pythagorean triplets

Verify that (3,4,5),(5,12,13),(8,15,17),(24,25,7) are the Pythagorean triplets

2. LetA 12, 4, 6, 8, 10), B f4, 8, 12, 16) and C 16, 12, 18, 24) Using Venn diagrams, verify that (i) (A u B) u C Au (B u C)