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

Expert Teacher provides CBSE 12 Science Solutions for MCQ Maths Relations and Functions 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 * be the binary operation on N given by a * b = LCM of a and b. Find the identity of * in N? **

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

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

**Question 1** : A function is surjective if and only if , (View Answer Video)

**Question 2** : 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 3** : If and are onto, then is: (View Answer Video)

**Question 4** : The function, f(x) = 2x + 1 is, (View Answer Video)

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

**Question 1** :

Solve the equation:

**Question 2** : is equal to : (View Answer Video)

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

**Question 4** : Write the principal value of (View Answer Video)

**Question 5** : Evaluate :

(View Answer Video)

**Question 1** : Find the general solution of differential equation (View Answer Video)

**Question 2** : Write the differential equation formed from the equation y = mx + c, where m and c are arbitrary constants.

(View Answer Video)

**Question 3** : Write the degree of the differential equation (View Answer Video)

**Question 4** : Find the particular solution of the differential equation given that y = 1 when x = 0. (View Answer Video)

**Question 5** : Write the differential equation representing the family of curves y = mx, where m is an arbitrary constant. (View Answer Video)

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