Maths-
General
Easy
Question
Let
and
be two equivalence relations on a set
Then,
is an equivalence relation on
is an equivalence relation on
is an equivalence relation on
- None of these
The correct answer is: None of these
Related Questions to study
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Let
be a fixed positive integer. Define a relation
on the set
of integers by,
Then,
is not
Let
be a fixed positive integer. Define a relation
on the set
of integers by,
Then,
is not
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In the set
a relation
is defined by
Then,
is
In the set
a relation
is defined by
Then,
is
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Let
be a set of compartments in a train. Then the relation
defined on
as
iff
and
have the link between them”, then which of the following is true for 
Let
be a set of compartments in a train. Then the relation
defined on
as
iff
and
have the link between them”, then which of the following is true for 
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If
is a finite set having
elements, then
has
If
is a finite set having
elements, then
has
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If
then the power set of
is
If
then the power set of
is
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If
is the set of squares and
is the set of rectangles, then
is
If
is the set of squares and
is the set of rectangles, then
is
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Let
and
be two sets, then
is equal to
Let
and
be two sets, then
is equal to
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If
and
is the universal set, then
is
If
and
is the universal set, then
is
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From 50 students taking examinations in Mathematics, Physics and Chemistry, 37 passed Mathematics, 24 Physics and 43 Chemistry. At most 19 passed Mathematics and Physics, at most 29 passed Mathematics and Chemistry and at most 20 passed Physics and Chemistry. The largest possible number that could have passed all three examinations is
From 50 students taking examinations in Mathematics, Physics and Chemistry, 37 passed Mathematics, 24 Physics and 43 Chemistry. At most 19 passed Mathematics and Physics, at most 29 passed Mathematics and Chemistry and at most 20 passed Physics and Chemistry. The largest possible number that could have passed all three examinations is
Maths-General
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If
is a relation defined on a set
then
is
If
is a relation defined on a set
then
is
Maths-General
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A survey shows that 63% of the Americans like cheese whereas 76% like apples. If
% of the Americans like both cheese and apples, then
A survey shows that 63% of the Americans like cheese whereas 76% like apples. If
% of the Americans like both cheese and apples, then
Maths-General
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For real numbers
and
we write
is an irrational number. Then, the relation
is
For real numbers
and
we write
is an irrational number. Then, the relation
is
Maths-General
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If
and
, then
If
and
, then
Maths-General
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If
and
then
If
and
then
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Let
and
have 3 and 6 elements respectively. What can be the minimum number of elements in
?
Let
and
have 3 and 6 elements respectively. What can be the minimum number of elements in
?
Maths-General