Maths Relations and Functions CBSE 12 Science MCQ in English Answers

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

Expert Teacher provides Maths Relations and Functions CBSE 12 Science MCQ English Answers. 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 * be any binary operation on the set R defined by a * b = a + b – ab, then the binary operation * is,

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

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

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

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

Question 4 : Number of binary sets on the set Question is, (View Answer Video)

Question 5 : If Question is a relation on N, write the range of R. (View Answer Video)

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

Matrices

Question 1 : Compute: Question. (View Answer Video)

Question 2 : Let Question Find A + B. (View Answer Video)

Question 3 : Compute: Question. (View Answer Video)

Question 4 : Compute: Question. (View Answer Video)

Question 5 : Find the value of x, if Question. (View Answer Video)

Probability

Question 1 : Three cards are drawn without replacement from a pack of 52 cards. Find the probability that the cards drawn are king, queen and jack.
   (View Answer Video)

Question 2 : An insurance company insured 2,000 cyclists, 4,000 scooter drivers and 6,000 motorbike drivers. The probability of an accident involving a cyclist, scooter driver and a motorbike driver are 0.01, 0.03, and 0.15 respectively. One of the insured persons meets with an accident. What is the probability that he is a scooter driver?     (View Answer Video)

Question 3 :  A die is rolled. If E= (1, 3, 5), F(2, 3) and G= {2, 3, 4, 5}, find  (a) Question.  (View Answer Video)

Question 4 :  A card from a pack of 52 playing card is lost. From the remaining cards of the pack, three cards are drawn at random (without replacement) and are found to be all spades. Find the probability of the lost card being a spade.   (View Answer Video)

Question 5 :  Bag I contains 3 red and 4 black balls and Bag II contains 4 red and 5 black balls. Two balls are transferred at random from Bag I to Bag II and then a ball is drawn from Bag II.  The ball so drawn is found to be red in colour. Find the probability that the transferred balls were both black.   (View Answer Video)

Three Dimensional Geometry

Question 1 : Find the vector equation of the plane with intercepts 3, -4 and 2 on x, y and z-axis respectively. (View Answer Video)

Question 2 : Find the distance between the point (7, 2, 4) and the plane determined by the points A(2, 5, -3), B(-2, -3, 5) and C(5, 3, -3). (View Answer Video)

Question 3 : Find the equation of plane passing through the line of intersection of the planes Questionand Question and passing through the point (3, -2, -1). Also, find the angle between the two given planes. (View Answer Video)

Question 4 : Write the sum of intercepts cut off by the plane  Question  on the three axes.  (View Answer Video)

Question 5 : What is the distance of the point (p, q, r) from the x-axis ? (View Answer Video)