12 Science Maths CBSE Relations and Functions Answers for MCQ in English

12 Science Maths CBSE Relations and Functions Answers for MCQ in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides 12 Science Maths CBSE Relations and Functions Answers for MCQ through Video Answers in English language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Relations and Functions not only to explain the proper method of answering question, but deriving right answer too.

Please find the question below and view the Answer in a narrative video format.

Question:

Let A = {1, 2, 3}. Then, number of equivalence relations containing (1, 2) are,

Answer Video in English:

You can select video Answers from other languages also. Please check Answers in ( Hindi )

Similar Questions from CBSE, 12th Science, Maths, Relations and Functions

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Questions from Other Chapters of CBSE, 12th Science, Maths

Continuity and Differentiability

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Determinant

Question 1 :  Evaluate the determinants:Question. (View Answer Video)

Question 2 : If a, b, c are in AP, then determinant Question. (View Answer Video)

Question 3 : Let A be the non- singular square matrix of order Question, then |adj A| is equal to, (View Answer Video)

Question 4 : The solution of the following system of equation is 2x + 3y = 5, 5x – 2y = 3. (View Answer Video)

Question 5 : IfQuestion=QuestionandQuestionis Cofactor ofQuestion , then the value of Questionis given by (View Answer Video)

Probability

Question 1 : An urn contains 4 balls. Two balls are drawn at random from the urn (without replacement) and are found to be white. What is the probability that all the four balls in the urn are white?  (View Answer Video)

Question 2 : One card is drawn from a pack of 52 cards. Find the probability of getting a red card:
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Question 3 : A speaks truth in 75% of the cases, while B in 90% of the cases. In what percent of cases are they likely to contradict each other in stating the same fact? Do you think that statement of B is always true?     (View Answer Video)

Question 4 : A bag contain 2 red, 6 black and 8 green balls. A ball is drawn at random from the bag. Find the probability of black balls:
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Question 5 : A and B throw a pair of dice alternately. A wins the game if he gets a total of 9 and B wins if he gets a total of 7. If A starts the game, find the probability of winning the game by B.   (View Answer Video)