​Q.2

​Q.2 its defil* nn-ll ber ber numbcr ALLEN I Rt f : A • B such that A = {1, 2,-3i 4, 5) and B = {1, 2, 3). Column-I Column-II (A) The probability that mapping is one-one ) The probability that element 3 in set B has exactly (Q) accnd,'kf (R) - two pre-image in set A 'i (C) The probability that mapping is onto (D) The probability