12 Science CBSE Maths Answers for MCQ Continuity and Differentiability in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides 12 Science CBSE Maths Answers for MCQ Continuity and Differentiability 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 Continuity and Differentiability 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:**

** Find the second order derivative of the function . **

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

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

**Question 1** : Find for the function . (View Answer Video)

**Question 2** : Find the second order derivative of the function . (View Answer Video)

**Question 3** : Find for the function . (View Answer Video)

**Question 4** : Using the fact that and the differentiation, obtain the sum formula for cosines. (View Answer Video)

**Question 5** : Find for the function . (View Answer Video)

**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** : It is given that at x=1, the function attains its maximum value on the interval[0,2]. Find the value of a? (View Answer Video)

**Question 3** : Find the equation of the normal to a curve which passes through the point (1,2). (View Answer Video)

**Question 4** : It is given that at x=1, the function attains its maximum value on the interval[0,2]. Find the value of a? (View Answer Video)

**Question 5** : Find two positive numbers whose sum is 16 and the sum of whose cubes is minimum. (View Answer Video)

**Question 1** : Find the equation of the plane that contains the point (1, -1, 2) and is perpendicular to both the planes 2x + 3y - 2z = 5 and x + 2y - 3z = 8. Hence find the distance of point P(-2, 5, 5) from the plane obtained above. (View Answer Video)

**Question 2** : If a line makes angles with the positive direction of co-ordinate axes, then write the value of (View Answer Video)

**Question 3** : Find the distance of the plane : 3x - 4y + 12z = 3 from the origin. (View Answer Video)

**Question 4** : If a lines makes angle and with the positive directions of x-axis and z-axis respectively, then find the angle that it makes with the y-axis. (View Answer Video)

**Question 5** : The equation of a line AB is Write the direction cosines of a line parallel to the above line. (View Answer Video)

**Question 1** : Find the area of the region bounded by the curve and . (View Answer Video)

**Question 2** : Find the area of the region bounded by the curve and the line x = 3. (View Answer Video)

**Question 3** : Using integration find the area of the triangular region whose sides have the equations y = 2x + 1, y = 3x + 1 and x = 4. (View Answer Video)

**Question 4** : Area lying in the first quadrant and bounded by the circle and the lines x =0 and x = 2 is (View Answer Video)

**Question 5** : Find the area enclosed by the parabola and the line x - y = 4. (View Answer Video)