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

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

Expert Teacher provides Maths 12 Science Relations and Functions CBSE 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:

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

Question 1 : If is a relation on N, write the range of R. (View Answer Video)

Question 2 : Functions are defined respectively, by , find (View Answer Video)

Question 3 : If and are onto, then is: (View Answer Video)

Question 4 : A function defined as is, (View Answer Video)

Question 5 : A function defined as f(x) = 5x is, (View Answer Video)

### Determinant

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

Question 3 : Evaluate the determinant: . (View Answer Video)

Question 4 : Evaluate the determinant: . (View Answer Video)

Question 5 : Find the equation of the line joining (1, 2) and (3, 6) using determinants. (View Answer Video)

### Probability

Question 1 : Out of a group of 30 honest people, 20 always speak the truth. Two persons are selected at random from the group. Find the probability distribution of the number of selected persons who speak the truth. Also find the mean of the distribution. What values are described in this question?     (View Answer Video)

Question 2 : If each element of a second-order determinant is either zero or one, what is the probability that the value of the determinant is positive?  (View Answer Video)

Question 3 : The probabilities of two students A and B coming to the school in time are and respectively. Assuming that the events ' A coming in time ' and
' B coming in time ' are independent. Find the probability of only one. Write of them come in time atleast one advantage of coming to school in time.   (View Answer Video)

Question 4 : A bag contains (2n+1) coins. It is known that (n-1) of these coins have a head on both sides, whereas the rest of the coins are fair. A coin is picked up at random from the bag and is tossed. If the probability that the toss results in a head is , determine the value of n. (View Answer Video)

Question 5 : A die is thrown 6 times. If 'getting an odd number' is a 'success', what is the probability of obtaining:
exactly 5 successes?
Question 1 : The slope of the normal to the curve at x = 0 is: (View Answer Video)
Question 3 : If , then the approximate value of f (3.02) is  (View Answer Video)
Question 4 : The normal at the point (1, 1) on the curve is: (View Answer Video)