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

Expert Teacher provides CBSE Maths 12 Science MCQ Application of Derivatives Solutions 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 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:**

** On which of the following intervals in the function strictly decreasing? **

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

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

**Question 1** : The function f is a differentiable function and satisfies the functional equation f(x) + f(y) = f(x + y) – xy – 1for every pair x, y of real numbers. If f(1) = 1, then the number of integers n ≠ 1 for which f(n) = n is_______________. (View Answer Video)

**Question 2** : Find approximate value of. (View Answer Video)

**Question 3** : Which of the following functions are strictly decreasing on (View Answer Video)

**Question 4** : A balloon, which always remains spherical has a variable radius. Find the rate at which its volume is increasing with the radius when the later is 10 cm. (View Answer Video)

**Question 5** : The maximum value of is, (View Answer Video)

**Question 1** : Differentiate the function w.r.t.x . (View Answer Video)

**Question 2** : If x and y are connected parametrically by the equation , without eliminating the parameter, find . (View Answer Video)

**Question 3** : Differentiate the function with respect to x. (View Answer Video)

**Question 4** : Find for the function . (View Answer Video)

**Question 5** : Find the second order derivative of the function . (View Answer Video)

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

**Question 2** : Evaluate : (View Answer Video)

**Question 3** : Find:

(View Answer Video)

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

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

**Question 1** : If=andis Cofactor of , then the value of is given by (View Answer Video)

**Question 2** : Evaluate the determinants in :. (View Answer Video)

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

**Question 4** : Evaluate the determinants:. (View Answer Video)

**Question 5** : Find the values of x, if. (View Answer Video)