How to define a set?

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Question:
How to define a set?

1.A collection of well-defined objects or element

2.A collection of unordered objects or element

3.Any random elements

4.A collection of special characters

Posted Date:-2022-05-15 08:51:48

More MCQS Questions and answers

  1. If 200 people like tea, 300 people like coffee and 250 people like both. Is the data correct?
  2. In a committee, if 50 people speak French, 20 people speak Spanish, 10 people speak both the languages, then how many people speak at least one of the two languages?
  3. In a family of 10 members, 7 of them like tea or coffee, 4 of them like tea and 5 of them like coffee. How many of them like only coffee?
  4. In a group of students, 100 students know Hindi, 50 know English and 25 know both. Each of the student knows either Hindi or English. How many students are there in the group?
  5. A group conducted a survey of 100 consumers and reported that 72 consumers like apples and 45 consumers like oranges, what is the least number that must have liked both products?
  6. A scalar quantity has only magnitude and no direction.
  7. A set can be a collection but a collection cannot be a set.
  8. A unit vector is a vector whose magnitude is unity.
  9. Cardinality of the set of even prime number under 10 is 4.
  10. Cardinality of the set of lower letter english alphabets is 26.
  11. Find the degree of the differential equation y”-12cosec y=0.
  12. Find the order and degree of the differential equation 7y’-3y=0.
  13. Find the order of the differential equation y’-20y+2=0.
  14. For two equal sets there ___________
  15. How is a set denoted?
  16. How many arbitrary constants will be there in the general solution of a second order differential equation?
  17. How to define a set?
  18. How to solve for x, if |x-1| ≥ 3?
  19. How will you define a set of all real numbers?
  20. How will you define Union of two sets A and B?
  21. If A is a subset of B and B is a subset of C, then cardinality of A U B U C is equal to ____________
  22. If A is a subset of B then _______
  23. If cardinality of (A U B) = cardinality of A+ cardinality of B. This means ____________
  24. If for sets A and B there exists an injective function but not bijective function from A to B then?
  25. If set A and B have 3 and 4 elements respectively then the number of subsets of set (A X B) is?
  26. If set A has 10 elements, set B has 20 elements, 5 elements are common to both then find the number of elements in X∪Y.
  27. If set A X B=B X A then which of the following sets may satisfy?
  28. If there is a bijection between two sets A and B then _______
  29. In a city of 1000 population, all people read newspaper. 600 people read Hindustan Times and 700 people read Times of India. How many people read both newspaper?
  30. In a city of 1000 population, all people read newspaper. 600 people read Hindustan Times and 700 people read Times of India. How many people read only Hindustan Times?
  31. In a city of 1000 population, all people read newspaper. 600 people read Hindustan Times and 700 people read Times of India. How many people read only Times of India?
  32. In a family of 10 members, 7 of them like tea or coffee, 4 of them like tea and 5 of them like coffee. How many of them like both tea and coffee?
  33. In a family of 10 members, 7 of them like tea or coffee, 4 of them like tea and 5 of them like coffee. How many of them like neither tea nor coffee?
  34. In a family of 10 members, 7 of them like tea or coffee, 4 of them like tea and 5 of them like coffee. How many of them like only tea?
  35. In a population of 1000 people, 700 people play football, 600 people play cricket, and 100 people play both. Is the data correct?
  36. Let a set E ={0,2,4,6,8….} of non-negative even numbers and O = {1, 3, 5, 7, 9,…..} of non-negative odd numbers then?
  37. The cardinality of the set A = {1, 2, 3, 4, 6} is?
  38. The number of arbitrary constants in a particular solution of a fourth order differential equation is __________________
  39. The vector whose initial and final points coincide is called ____________
  40. The vectors which start from the same initial point are called collinear vectors.
  41. Two vectors having the same initial points are called as ________________
  42. What is A ∪ B for two mutually exclusive sets A and B?
  43. What is the order of the differential equation of the family of circles with one diameter along the line y = x axis?
  44. What is the set of all x for which 1/(x – 1)(3 – x) ≤ 1?
  45. What will be the set of the interval (a, b]?
  46. Which of the following condition is true for equal vectors?
  47. Which of the following holds true for a vector quantity?
  48. Which of the following is not a vector quantity?
  49. Which of the following is the condition for two vectors to be Collinear?
  50. Which of the given qualities is a vector?
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