Math Chapter Wise question with answer

Q01 Which one of the following is NOT a topology on X = {a, b, c}? English · UPPSC GDC 2021 Q02 Let X={a,b,c} and T={ } φ,{a},{b,c},X is topology on 'X', then which of the following in incorrect? English · UPPSC Polytechnic Lecturer 2021 (I) Q03 Which of the following statements is/are true? I: Union of two topologies on X is always a topology on X. II: Inter... English · UPPSC GDC 2021 Q04 Which of the following is a measure of central tendency? English · Bihar (TRE 2.0)-2023 Q05 Which of the following sets is countable? English · Bihar (TRE 1.0) -2023 Q06 For α ∈ R, let |α| denotes the greatest integer smaller than or equal to α. Define d: R × R → → [0, ∞ ∞ ∞) by d (x,... English · Bihar (TRE 1.0) -2023