Math Chapter Wise question with answer

Q01 Which of the following ring is not an integral domain- English · Rajasthan TGT 2013 Q02 If cancellation laws hold in finite ring R with unity and ∀ ∀ ∀a, b ∈ R, (ab)2 = a2 b2, then R is- English · Rajasthan TGT 2013 Q03 Let A and B be two sets defined by: A = {(x, y): y2 = 3; x, y ∈ R} B = {(x, y): x2 = 2; x, y ∈ R} Then, the number... English · EMRS PGT-2023 Q04 If there are n elements in a set A, then the number of binary relations defined on the set A is English · Bihar (TRE 2.0)-2023 Q05 Two sets A and B contains 4 and 5 elements respectively. Number of one - one and onto mapping from A to B is/are: English · KVS PGT 2023 Q06 The number of elements in the power set of the set S = {a, {b, c}, d, {φ}} is: English · NVS PGT 2022