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

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, condomain and range.

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The correct Answer is:
R={(1,3),(2,6),(3,9),(4,12)}
Domain of R ={1,2,3,4}
Range of R={3,6,9,12}
Co domain of R={1,2,....14}
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Knowledge Check

  • Let A={1,2,3,4,5} and a relation on it is R={(x,y)//x,y in A" and "x+y=5} then R is

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    C
    {1}
    D
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