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

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

Expert Teacher provides 12 Science CBSE Solutions for MCQ Maths Relations and Functions through Video Solutions 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 Solution in a narrative video format.

Question:

Consider a binary operation * on N defined as Question. Choose the correct answer.

Solution Video in English:

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

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

Question 1 :  If f is the greatest integer function and g is the modulus function . Write the value of g o f(-1/3) – f o g ( -1/3 ) . (View Answer Video)

Question 2 : Let Question defined as f(x) = x be an identity function. Then, (View Answer Video)

Question 3 :  A function Question is surjective if and only if , (View Answer Video)

Question 4 : A function Question defined as f(x) = 5x is, (View Answer Video)

Question 5 : Let A ={1, 2, 3}. Then number of equivalence relations containing (1, 2) is: (View Answer Video)

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

Determinant

Question 1 : If A is a symmetric matrix, then Question? (View Answer Video)

Question 2 :  If A is a square matrix of order 3 and |A| = 5 then |3A| = ? (View Answer Video)

Question 3 : Let Question, where Question. THhen (View Answer Video)

Question 4 : Which of the following is correct? (View Answer Video)

Question 5 : Find the equation of the line joining (3, 1) and (9, 3) 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 : A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of number of successes. Hence, find the mean of the distribution.  (View Answer Video)

Question 3 : Three cards are drawn without replacement from a pack of 52 cards. Find the probability that the cards drawn are king, queen and jack respectively.
  (View Answer Video)

Question 4 : In a school, there are 1,000 students, out of which 380 are girls. Out of 380 girls, 10% of the girls scored highest in GS. What is the probability that a student chosen randomly scored highest in GS given that the chosen student is a girl?  (View Answer Video)

Question 5 : From a lot of 30 bulbs which includes 6 defectives, a sample of 4 bulbs is drawn at random one by one with replacement. Find the probability distribution of the number of defective bulbs. Hence find the mean of the distributions.   (View Answer Video)

Inverse Trigonometric Functions

Question 1 : Evaluate :
Question (View Answer Video)

Question 2 : Question is equal to :
  (View Answer Video)

Question 3 : Question is equal to :
  (View Answer Video)

Question 4 : Write the principal value of Question (View Answer Video)

Question 5 : Write the principal value of   Question (View Answer Video)