CBSE Class 12 Math 2020 Outside Delhi Set 1 Solved Paper

Show Para  Hide Para 
Section - C

Q. Nos. 27 to 32 carry 4 marks each.
© examsnet.com
Question : 27
Total: 36
Prove that the relation R on Z, defined by R{(x,y):(xy) is divisible by 5} is an equivalence relation.
© examsnet.com
Go to Question: