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

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

** Let defined as f(x) = x be an identity function. Then, **

** Solution Video in** **English****:**

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

**Question 1** : Let R be the relation in the set N given by :

R = {(a, b) : a = b - 2, b > 6}.

Choose the correct answer : (View Answer Video)

**Question 2** : The function, f(x) = 2x + 1 is, (View Answer Video)

**Question 3** : Number of binary operations on the set { a, b} are: (View Answer Video)

**Question 4** : The number of binary operations which can be defined on the set is, (View Answer Video)

**Question 5** : A function is bijective if and only if, (View Answer Video)

**Question 1** : Given, , find the value of y. (View Answer Video)

**Question 2** : If for any square matrix A, then write the value of |A|. (View Answer Video)

**Question 3** : Find the value of x from the equation: . (View Answer Video)

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

**Question 5** : Find the value of X, if and . (View Answer Video)

**Question 1** : Find : (View Answer Video)

**Question 2** : Find . (View Answer Video)

**Question 3** : Write the value of: (View Answer Video)

**Question 4** : Evaluate : (View Answer Video)

**Question 5** : (View Answer Video)

**Question 1** : Using integration find the area of the triangular region whose sides have the equations y = 2x + 1, y = 3x + 1 and x = 4. (View Answer Video)

**Question 2** : Find the area of the region lying in the first quadrant and bounded by and y = 4. (View Answer Video)

**Question 3** : Using the method of integration, find the area of the region bounded by the lines 3x - 2y + 1 = 0, 2x + 3y -21 = 0 and x - 5y + 9 = 0. (View Answer Video)

**Question 4** : Using integration find the area of region bounded by the triangle whose vertices are (-1, 0), (1, 3) and (3, 2). (View Answer Video)

**Question 5** : Using integration, find the area of the triangle ABC, where A is (2,3), B is (4,7) and C is (6,2). (View Answer Video)