CBSE Maths 12 Science Application of Derivatives Solutions for MCQ in English to enable students to get Solutions in a narrative video format for the specific question.
Expert Teacher provides CBSE Application of Derivatives Maths 12 Science Solutions for MCQ 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.
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Question 1 : Find the approximate change in the surface area of a cube of side x meters caused by decreasing the side by 1%. (View Answer Video)
Question 2 : A balloon, which always remains spherical on inflation, is being inflated by pumping in 900 cubic centimetres of gas per second. Find the rate at which the radius of the balloon increases when the radius is 15 cm. (View Answer Video)
Question 3 : For all real values of x the minimum value of. (View Answer Video)
Question 4 : The volume of a cube is increasing at the rate of 9 cubic centimetres per second. How fast is the surface area increasing when the length of an edge is 10 centimetres? (View Answer Video)
Question 5 : Find the equation of the tangent to the curve at the points, where it cuts the x axis. (View Answer Video)
Question 1 : Write the vector equation of the plane passing through the point (a, b, c) and parallel to the plane (View Answer Video)
Question 2 : Find the distance of the point (-1, -5, -10) from the point of intersection of the line and plane (View Answer Video)
Question 3 : If lines and intersect, then find the value of k and hence find the equation of plane containing these lines. (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 : Find the distance of the point (2, 12, 5) from the point of intersection of the lines and the plane (View Answer Video)
Question 1 : if a, b, c are unit vectors such that a + b + c = 0, then find the value of a.b + b.c + c.a. (View Answer Video)
Question 2 : Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1) directed from B to A. (View Answer Video)
Question 3 : Find the value of if the points with position vectors and are coplanar. (View Answer Video)
Question 4 : Find a unit vector in the direction of (View Answer Video)
Question 5 : Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1), directed from A to B. (View Answer Video)
Question 1 : Write in the simplest form:
(View Answer Video)
Question 2 : then find the value of x. (View Answer Video)
Question 3 : Evaluate :
(View Answer Video)
Question 4 : Using principal values, write the value of
(View Answer Video)
Question 5 : Write the principal value of (View Answer Video)