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

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

Expert Teacher provides Answers for MCQ CBSE 12 Science Maths Relations and Functions 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:

Number of binary sets on the set Question is,

Answer Video in English:

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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) is: (View Answer Video)

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

Question 3 :  * is a binary operation on Z such that: a * b = a + b + ab. The solution of (3* 4) *x = – 1 is,
  (View Answer Video)

Question 4 : Let R be the relation on the set N given by R ={(a, b): a = b - 2, b > 6}. Choose the correct answer. (View Answer Video)

Question 5 : The identity element for the binary operation * defined by a * b = Question  , where a, b are the elements of a set of non-zero rational numbers, is, (View Answer Video)

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

Continuity and Differentiability

Question 1 : Differentiate w.r.t.x the function Question, for some fixed a > 0 and x > 0. (View Answer Video)

Question 2 : Differentiate the function Question with respect to x. (View Answer Video)

Question 3 : Differentiate the function w.r.t.x Question. (View Answer Video)

Question 4 : Differentiate the function Question with respect to x. (View Answer Video)

Question 5 : Find Question for the function Question. (View Answer Video)

Vector Algebra

Question 1 : Find the scalar and vector components of the vector with initial point (2, 1) and terminal point (-5, 7). (View Answer Video)

Question 2 : if a, b, c are unit vectors such that a + b + c = 0, then find the value of a.b + b.c + c.a. (View Answer Video)

Question 3 : If the vertices A, B, C of a triangle ABC have position vectors (1, 2, 3), (-1, 0, 0), (0, 1, 2) respectively then find <ABC (<ABC is the angle between the vectors BA and BC). (View Answer Video)

Question 4 : Find the vector quantities from the following:
(i) Time period          (ii) Distance          (iii) Force
(iv) Velocity               (v) Work done          
  (View Answer Video)

Question 5 : Find the value of Questionif the points with position vectors Question and Questionare coplanar.  (View Answer Video)

Three Dimensional Geometry

Question 1 : If a line makes angleQuestionandQuestionwith the coordinate axis, then find the value of Question (View Answer Video)

Question 2 : Find the co-ordinates of the point where the line through the points A(3, 4, 1) and B(5, 1, 6) crosses the XY-plane. Also find angle which this line makes with the XZ-plane. (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 : Find the distance between the point (5, 4, -6) and its image in xy-plane. (View Answer Video)

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