Question

Q. let R be a relation on Q defined by R={(a,b) : for all a,b belongs to Q, a-b beongs to Q }show that1) (a,a) belongs to R for all a belongs to Q

2) (a,b) belongs to R implies (b,a)) belongs to R



3) (a,b) belomgs to R and (b,c) belongs to R implies (a,c) belongs to Rplease answer this by method

Answer 1

sorry I am 9 th class student only so I can't solve this question.
Please give me thanks and make my answer the brainliest answer.