Math Chapter Wise question with answer

Q01 The set (1, –1, i, –i) is a multiplicative finite group of order: English · UP PCS (Pre) 2002 Q02 If Q0 is the set all non-zero rational numbers then and *the function is defined * 3 ab a b = where ab is a normal... English · PGT 2013 Q03 A market research group conducted a survey of 1000 consumers and reported that 720 consumers liked product A and 45... English · UKPSC Lecturer (Mains) 2020 Q04 In a group of 70 persons, 37 like coffee, 52 like tea and each person likes at least one of the two drinks. How man... English · NVS PGT 10-06-2019 Q05 In the additive group of integers the order of every element except zero is English · UP PGT-2016 (02-02-2019) Q06 Given that the set Z of integers forms a group under the binary operation *, defined by a*b= a+b+1; a, b∈Z The inve... English · LT 2018/ TGT 2011