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1.Let A={1,2,3,...,14} .Define a relatio...

1.Let `A={1,2,3,...,14}` .Define a relation R from A to A by `R={(x,y):3x-y=0,`where`` x,y in A`}`.Write down its domain,codomain and range.

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Given relation R from set A to itself is `R={(x,y):x=3y, " where " x,y in A} `
` :. R={(3,1),(6,2),(9,3),(12,4)}`
Domain of R is `{3,6,9,12}` and range of R is `{1,2,3,4}` Codomain of R is set A.
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