Posted by **janice123** on Sunday, June 16, 2013 at 6:55am.

Determine whether the relation R on the set of all real numbers is reflexive, symmetric or transitive? where (x,y) is an element of R Explain why and why not by proving and giving examples.

(a) x=1

(b) xy ≥ 0

(c) x-y is a rational number

(d)x+y = 0

I need help urgently!!!! pls reply asap!!! thanks so much!!

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