Question: Suppose R and S are binary relations on { a , b , c , d } depicted below R: S: a . S @

Suppose R and S are binary relations on {a,b,c,d} depicted below
R:
S:
a.S@R={(a,c),(b,a),(d,b),(d,d)}
b.S@R={(a,a),(a,d),(d,c)}
c. Symmetric closure of R-S is a proper subset of symmetric closure of R
d. Transitive closure of S is S{(b,a),(d,c)}
e.R2={(a,a),(a,c),(b,c),(c,c),(d,b)}
Suppose R and S are binary relations on { a , b ,

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