If A={a,b,c,d} and B={1,2,3}, then ...
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If A={a,b,c,d} and B={1,2,3}, then which of the following is a relation from A to B?
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If ( A={a, b, c, d} ) and ( B={1,2,3}, ) then which of the following is a relation from A to
( B ? )
(A) ( quad mathrm{R}_{1}={(mathrm{a}, 1),(2, mathrm{b}),(mathrm{c}, 3)} )
( (mathrm{B}) quad mathrm{R}_{2}={(mathrm{a}, 1),(mathrm{d}, 3),(mathrm{b}, 2),(mathrm{b}, 3)} )
(C) ( quad mathrm{R}_{3}={(1, mathrm{a}),(2, mathrm{b}),(3, mathrm{c})} )
(D) ( mathrm{R}_{4}={(mathrm{a}, 1),(mathrm{b}, 2),(mathrm{c}, 3),(3, mathrm{d})} )

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If A={a,b,c,d} and B={1,2,3}, then which of the following is a relation from A to B?
Fullscreen

A selation R is de tined as the 

( sinh alpha t circ t quad A times B )
( H )
[
begin{array}{l}
A={9,0, d}
B={1,2,3}
end{array}
]
A) ( R_{1}={(a, 1),(2, b),(c, 3)} )
Not a Relation : ( (2,6) in ln A times B )
( (B) quad R_{2}={(q, 1),(0,3),(0,2),(3,3)} )
Hhis is a Rela tich
all ellments of Ra velongs 10 A x B.

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