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

Expert Teacher provides CBSE MCQ Answers for Maths 12 Science Application of Derivatives 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 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 Answer in a narrative video format.

** Question:**

** The slope of the normal to the curve at x = 0 is :
**

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

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

**Question 1** : The maximum value of is, (View Answer Video)

**Question 2** : The maximum value of is, (View Answer Video)

**Question 3** : If, then the approximate value of f(3.02) is _________. (View Answer Video)

**Question 4** : Find the approximate change in volume V of a cube of side x meters caused by increasing the side by 1%. (View Answer Video)

**Question 5** : The length x of a rectangle is decreasing at the rate of 5cm/minute. and width y is increasing at the rate of 4cm/minute. When x=8cm and y=6 cm, find the rate of changes of:

(a) the area of the rectangle. (View Answer Video)

**Question 1** : Find the values of x, if . (View Answer Video)

**Question 2** : If A is a square matrix of order 3 and |A| = 5 then |3A| = ? (View Answer Video)

**Question 3** : Transpose of a column matrix is, (View Answer Video)

**Question 4** : Which of the following is correct? (View Answer Video)

**Question 5** : Let A be the non- singular square matrix of order , then |adj A| is equal to, (View Answer Video)

**Question 1** : Find the distance of the point (3, 4, 5) from the plane x + y + z = 2 measured parallel to the line 2x = y = z. (View Answer Video)

**Question 2** : Find the co-ordinates of the point where the line through the points A (3, 4, 1) and B (5, 1, 6) crosses the XY-plane. (View Answer Video)

**Question 3** : Find the vector equation of the plane which is at a distance of 5 units from the origin and normal to the plane is (View Answer Video)

**Question 4** : Write the sum of intercepts cut off by the plane on the three axes. (View Answer Video)

**Question 5** : Find the direction cosines of the line (View Answer Video)

**Question 1** : If then find x. (View Answer Video)

**Question 2** : Evaluate :

(View Answer Video)

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

**Question 4** : Solve for

(View Answer Video)

**Question 5** : Write in the simplest form:

(View Answer Video)