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:

 Let R be the relation on the set {1, 2, 3, 4} given by R = {(1, 2), (2, 2), (1, 1), (4, 4), (1, 3), (3,3), (3,2)}. then R is,

Answer Video in English:

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

Question 1 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 20 * 16. (View Answer Video)

Question 2 :  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)

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

Three Dimensional Geometry

Question 1 : Find the vector equation of the plane which contains the line of intersection of the planes Question and Question and which is perpendicular to the plane 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. (View Answer Video)

Question 3 : If a line has direction ratios 2, -1, -2, then what are its direction cosines? (View Answer Video)

Question 4 : If a line has the direction ratios -18, 12, -4, then what are its direction cosines? (View Answer Video)

Question 5 : Find the vector and cartesian equations of the plane passing through the point (-1, 3, 2) and perpendicular to each of the planes x + 2y +3z = 5 and
3x + 3y + z = 0. (View Answer Video)

Determinant

Question 1 : If the area of a triangle is 35 sq units with vertices (2, -6), (5, 4) and (k, 4). Then k is: (View Answer Video)

Question 2 : If A =Question, find | A |. (View Answer Video)

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

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

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

Inverse Trigonometric Functions

Question 1 : Write the principal value of Question (View Answer Video)

Question 2 : If   Question  then find the value of x. (View Answer Video)

Question 3 : Solve for
 Question (View Answer Video)

Question 4 : Write in the simplest form:
Question (View Answer Video)

Question 5 : Solve for
Question (View Answer Video)