Math Chapter Wise question with answer

Q01 A and B are two sets such that n(A)=4 and the number of non - empty relations from A to B is 4095. Then n(B) is equ... English · KVS PGT 2022 Q02 Consider the following two statements for four non-empty sets A, B, C and D I. (A∩ ∩ ∩B) × × × (C∩ ∩ ∩D) = (A× × ×C... English · UP PCS (Pre) 2007 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 A and B are two sets, then English · Bihar (TRE 2.0)-2023 Q05 If A and B are two sets with A∩ ∩ ∩B = φ, then English · Bihar (TRE 2.0)-2023 Q06 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