CBSE MCQ in Hindi Solutions for Maths 12 Science Application of Derivatives to enable students to get Solutions in a narrative video format for the specific question.

Expert Teacher provides CBSE MCQ Solutions for Maths 12 Science Application of Derivatives through Video Solutions in Hindi 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 Application of Derivatives 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:**

** Find the maximum profit that a company can make if the profit function is. **

** Solution Video in** **Hindi****:**

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

**Question 1** : The rate of change of the area of a circle with respect to its radius r at r=6cm is:

**Question 3** : The line y=mx+1 is a tangent to the curve if the value of m is ________.

**Question 4** : The normal at the point (1, 1) on the curve is:

**Question 5** : The normal to the curve passing (1, 2) is :

**Question 1** : Find a unit vector in the direction of

**Question 2** : Write a vector in the direction of the vector that has magnitude 9 units.

**Question 3** : Find the sum of the vectors and

**Question 4** : Find a vector in the direction of that has magnitude 7 units.

**Question 5** : Write the position vector of the point which divides the join of points with position vectors and in the ratio 2:1.

**Question 1** : Write the sum of the order and degree of the differential equation

**Question 2** : Find the general solution of differential equation

**Question 3** : Write the degree of the differential equation

**Question 4** : Write the degree of the differential equation

**Question 5** : Solve the differential equation