Math Chapter Wise question with answer

Q01 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 Q02 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 Q03 Let X be a non-empty set and P(X) be the power set of X, A binary composition * on P(X), is defined as ((())) ((())... English · TGT 2004 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 A preorder ≤ on a set is a binary relation that satisfies the properties of: English · OPSC PGT 2017 Q06 If W is a nonempty subset of real vector space 3 using the same operations, then W is a subspace of 3 if and only i... English · DSSSB 23 SEP 2018 (9 AM-11 AM)