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:**

** For all values of x, the minimum value of is : **

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

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

**Question 1** : Find two positive numbers x and y such that x+y=60 and is maximum. (View Answer Video)

**Question 2** : The points on the curve , where the normal to the curve makes equal intercepts with the axes are, (View Answer Video)

**Question 3** : Find the approximate value of f(5.001) where. (View Answer Video)

**Question 4** : For all real values of x, the minimum value of is (View Answer Video)

**Question 5** : Find two positive numbers x and y such that x+y=60 and is maximum. (View Answer Video)

**Question 1** : Find the vector and cartesian equations of the plane passing through the point (-1, 3, 2) and perpendicular to each of the planes x + 2y +3z = 5 and

3x + 3y + z = 0. (View Answer Video)

**Question 2** : Find the vector and cartesian forms of the equation of the plane passing through the point (1, 2, -4) and parallel to the lines and Also, find the distance of the point (9, -8, -10) from the plane thus obtained. (View Answer Video)

**Question 3** : Find the equation of plane passing through the line of intersection of the planes and and passing through the point (3, -2, -1). Also, find the angle between the two given planes. (View Answer Video)

**Question 4** : Find the angle between the lines whose direction ratios are a, b, c and b - c, c - a, a - b. (View Answer Video)

**Question 5** : If the equation of a line AB is then, find the direction cosines of a line parallel to AB. (View Answer Video)

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

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

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

**Question 4** : Let A be square matrix of order 3 * 3, then |kA|is equal to (View Answer Video)

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

**Question 1** : Write a vector in the direction of the vector that has magnitude 9 units. (View Answer Video)

**Question 2** : Find the vector quantities :

(i) Work (ii) Force

(iii) Velocity (iv) Displacement. (View Answer Video)

**Question 3** : If and denote the position vectors of points A and B respectively and C is a point on AB such that AC = 2 CB, then write the position vector of C. (View Answer Video)

**Question 4** : 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 5** : Find the position vector of c which divides the line segment joining A & B whose position vectors are and internally in the ratio

2 : 3. (View Answer Video)