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

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

** Functions are defined respectively, by , find . **

** Answer Video in** **English****:**

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

**Question 1** : If f and g two functions such that they are one-one then g o f is: (View Answer Video)

**Question 2** : The number of binary operations which can be defined on the set is, (View Answer Video)

**Question 3** : If is a relation on N, write the range of R. (View Answer Video)

**Question 4** : What type of function is the sine function in R? (View Answer Video)

**Question 5** : Consider given by f(x) = 4x + 3. Find the inverse of f. (View Answer Video)

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

**Question 2** : Solve for

(View Answer Video)

**Question 3** : Solve for

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**Question 4** : Solve for

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**Question 5** : If then value of y lies between.....? (View Answer Video)

**Question 1** : Find the co-ordinates of the point where the line through the points (3, -4, -5) and (2, -3, 1) crosses the plane

2x + y + z = 7. (View Answer Video)

**Question 2** : Find the angle between the lines and (View Answer Video)

**Question 3** : A plane makes intercepts -6, 3, 4 respectively on the co-ordinte axes. Find the length of the perpendicular from the origin on it. (View Answer Video)

**Question 4** : If lines and intersect, then find the value of k and hence find the equation of plane containing these lines. (View Answer Video)

**Question 5** : Find the equation of the plane passing through the line of intersection of the plane and which is at a unit distance from the origin. (View Answer Video)

**Question 1** : The objective function is maximum or minimum, which lies on the boundary of the feasible region. (View Answer Video)