Answer :

i) {(x, x2) : x is a prime number less than 10}.


Roster form: R = {(1, 1), (2, 4), (3, 9), (5, 25), (7, 49)}


ii) The domain of R is the set of first co-ordinates of R


Dom(R) = {1, 2, 3, 5, 7}


The range of R is the set of second co-ordinates of R


Range(R) = {1, 4, 9, 25, 49}


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