" 5.Prove that the collection "A={1,{1,3},25,phi,8}" is not a set."

Prove that the points '(1,3),(2,5)' '(3,7)' are on the same line.

Prove that for a null set phi, n{P(P(phi))}=2 .

Prove that sin^(2)phi(1+cot^(2)phi)=1

Prove that the following sets are equivalent {1, 2, 3, 4, 5, 6.....}, (2, 4, 6, 8, 10,...) (1,3,5, 7, 9,...), {1, 4, 9, 16, 25...)

Power set of the set A={phi,{phi}} is

Find Power set of the set A={phi,{phi}} .

Find Power set of the set A={phi,{phi}} .

Power set of the set A = {phi, {phi}} is

Power set of the set A = {phi, {phi}} is

Power set of the set A = {phi, {phi}} is