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# CBSE Maths 12 Science MCQ Application of Derivatives Answers in English

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

Expert Teacher provides CBSE Maths 12 Science MCQ Application of Derivatives Answers 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.

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## Similar Questions from CBSE, 12th Science, Maths, Application of Derivatives

Question 2 : The slope of the normal to the curve  at x = 0 is :

Question 3 : For the curve, y= if x increases at the rate of 2 units/sec, then how fast is the slope of curve changing when x=3? (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 : If the radius of a sphere is measured as 9 m with an error of 0.03 m, then find the approximate error in calculating its surface area. (View Answer Video)

### Vector Algebra

Question 1 :  Find the scalar quantities from the following:
(i) 10 kg          (ii) 2 m north-west          (iii)

Question 2 : For given vectors,and find the unit vector in the direction of the vector a + b. (View Answer Video)

Question 3 :  Write the value of for which the vectors and are parallel vectors.  (View Answer Video)

Question 4 : Write the position vector of the point which divides the join of points with position vectors and in the ratio 2:1.  (View Answer Video)

Question 5 : Find the magnitude of two vectors a and b having the same magnitude and such that the angle between them is and their scalar product is 1/2. (View Answer Video)

### Differential Equations

Question 1 : If x cos(a + y) = cos y, then prove that

Question 2 : Write the differential equation representing the curve where a is an arbitrary constant. (View Answer Video)

Question 3 : Write the differential equation formed from the equation y = mx + c, where m and c are arbitrary constants.

### Inverse Trigonometric Functions

Question 1 :  is equal to :