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JEEMAIN and NEET
>>
JEEMAIN PAST PAPERS
>>
2010
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Q)
Consider the following relations : <br>
R
=
{
(
x
,
y
)
|
x
,
y
are real number and
x
=
w
y
for some rational number
w
}
; <br>
S
=
{
(
m
n
,
p
q
)
|
m
,
n
,
p
and
q
are integers such that
n
,
q
≠
0
and
q
m
=
p
n
}
. Then
( A ) neither
R
nor
S
is an equivalence relation
( B )
S
is an equivalence relation but
R
is not an equivalece relation
( C )
R
is an equivalence relation but
S
is not an equivalence relation
( D )
R
and
S
both are equivalence relations
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