Math Chapter Wise question with answer

Q01 If a finite set S has n elements, then the total number of binary operations which are possible over it will be? English · PGT 2004 Q02 If solution of the equation 7 cos x + 5 sin x = 2k + 1 is possible, then the number of integral values of k is English · PGT 2004 Q03 A function f from the set of natural numbers to integers defined by n -1, when n is odd 2 is: n -, when n is even 2... English · EMRS PGT-2023 Q04 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 Q05 The number of students who study only L1 is: English · EMRS PGT-2023 Q06 Number of students who study atleast one of the three languages is: English · EMRS PGT-2023