Write the set {x: x is a positive integer and 'x^(2) = 40'} in the roster form.

Write the relation R={(x,x^3): x is a prime number less than 10} in roster form.

Write the relation R={(x,x^3) , x is a prime number less than 10}, in roster form.

Let A={1,2,3,4,5} and B={4,6,9} be two sets.Define a relation R from A to B by R={(x,y):x-y is a positive integer} . Find A xxB and hence write R in the Roaster form.

Write the set 'A={ x: x in Z, x^2 < 20}' in the roster form.

Find the set of the equation x^2 +x -2= 0 in roster form.

Let A = {x: x is an integar 1/2ltxlt7/2 } and B = {2,3,4} Write A in the roster form.

Represent A={x:x is an integer, x^2le4 } in roaster form.

Consider the set {x : x= 2^n ,n is a natural number, n le5 } Write this set in roster form.

Consider sets U,A and B given by U={x:x is a natural number A={x:x is a prime number Write U,A and B in the roaster form.

Consider the sets A = {x:x is an integer and -3 le x lt 1 ) and B = {x:x is a letter in the word INDIA} Write A and B in Roster form