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If p={(x,y) in A X A:x=sqrty} be a relat...

If p=`{(x,y) in A X A:x=sqrty}` be a relation on a set `A={x in N :2lexle16}` then the domain of p is

A

{2,9,16)

B

{2,3,4}

C

{4,9,16}

D

{2,9}

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The correct Answer is:
B
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PATHFINDER-SETS AND RELATIONS-QUESTION BANK
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  9. If R={(1,-1),(2,0),(3,1),(5,3)} is a relation then R^(-1) is

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  10. If S={1,2,3,4,….10} be a universal set and A={1,2,5} and B={6,7} then ...

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