Math Chapter Wise question with answer

Q01 If A and B are two sets such that A×B = φ, then which of the following must be true? English · DSE TGT 2022 Q02 Which of the following statement is/are true? I: If B is countable subset of an uncountable set A, then A – B is co... English · UPPSC GDC 2021 Q03 If,,, a b c d are positive real number such that a + b + c + d = 2, then M = (a + b) (c + d) satisfies the followin... English · PGT 2004 Q04 If P, Q, R are three sets, then which of the following who is right? English · TGT 2013 Q05 If A and B are to sets, then which of the following correct? English · TGT 2009 Q06 Let A = {p, q, r, s} B= {1, 2, 3}. Then which of the following relations from A to B is not a function? English · JDD-75-PGT TIER II-X-15 28.06.2015