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General
Easy
Question
If and are two sets, then is equal to
The correct answer is:
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Related Questions to study
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A class has 175 students. The following data shows the number of students opting one or more subjects. Mathematics 100; Physics 70; Chemistry 40; Mathematics and Physics 30; Mathematics and Chemistry 28; Physics and Chemistry 23; Mathematics, Physics and Chemistry 18. Hoe many students have offered Mathematics alone?
A class has 175 students. The following data shows the number of students opting one or more subjects. Mathematics 100; Physics 70; Chemistry 40; Mathematics and Physics 30; Mathematics and Chemistry 28; Physics and Chemistry 23; Mathematics, Physics and Chemistry 18. Hoe many students have offered Mathematics alone?
Maths-General
Maths-
Let be 100 sets such that and then contains… elements
Let be 100 sets such that and then contains… elements
Maths-General
Maths-
Let and be two non-empty subsets of a set such that is not a subset of Then,
Let and be two non-empty subsets of a set such that is not a subset of Then,
Maths-General
Maths-
In a class of 30 pupils 12 take needls work, 16 take physics and 18 take history. If all the 30 students take at least one subject and no one takes all three, then the number of pupils taking 2 subjects is
In a class of 30 pupils 12 take needls work, 16 take physics and 18 take history. If all the 30 students take at least one subject and no one takes all three, then the number of pupils taking 2 subjects is
Maths-General
Maths-
If and are two sets, then equals
If and are two sets, then equals
Maths-General
Maths-
In a class of 175 students the following data shows the number of students opting one or more subjects. Mathematics 100; Physics 70; Chemistry 40; Mathematics and Physics 30; Mathematics and Chemistry 28; Physics and Chemistry 23; Mathematics, Physics and Chemistry 18. How many students have offered Mathematics alone?
In a class of 175 students the following data shows the number of students opting one or more subjects. Mathematics 100; Physics 70; Chemistry 40; Mathematics and Physics 30; Mathematics and Chemistry 28; Physics and Chemistry 23; Mathematics, Physics and Chemistry 18. How many students have offered Mathematics alone?
Maths-General
Maths-
equals
equals
Maths-General
Maths-
Let . Then, the number of sets such that is
Let . Then, the number of sets such that is
Maths-General
Maths-
If and where are relatively prime, then
If and where are relatively prime, then
Maths-General
Maths-
Consider the following statements:
i) Every reflexive relation is antisymmetric
ii) Every symmetric relation is antisymmetricWhich one among (i) and (ii) is true?
Consider the following statements:
i) Every reflexive relation is antisymmetric
ii) Every symmetric relation is antisymmetricWhich one among (i) and (ii) is true?
Maths-General
Maths-
In a city 20% of the population travels by car, 50% travels by bus and 10% travels by both car and bus. Then, persons travelling by car or bus is
In a city 20% of the population travels by car, 50% travels by bus and 10% travels by both car and bus. Then, persons travelling by car or bus is
Maths-General
Maths-
Let and be two relations on a set Then, which one of the following is not true?
Let and be two relations on a set Then, which one of the following is not true?
Maths-General
Maths-
If then the relation
is
If then the relation
is
Maths-General
Maths-
The number of elements in the set , where is the set of all integers, is
The number of elements in the set , where is the set of all integers, is
Maths-General
Maths-
The relation defined in as is divisible by is
The relation defined in as is divisible by is
Maths-General