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

Expert Teacher provides 12 Science Maths CBSE Answers for MCQ Vector Algebra 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 Vector Algebra 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:**

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

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

**Question 1** : Find the scalar components of the vector with initial point A (2, 1) and terminal point B (-5, 7). (View Answer Video)

**Question 2** : Find the unit vector in the direction of if and (View Answer Video)

**Question 3** : Find a unit vector parallel to the sum of vectors and (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 area of the triangle with vertices A(1, 1, 2), B(2, 3, 5) and C(1, 5, 5). (View Answer Video)

**Question 1** : Solve for

(View Answer Video)

**Question 2** : Evaluate :

(View Answer Video)

**Question 3** : Write the value of the following:

(View Answer Video)

**Question 4** : Evaluate :

(View Answer Video)

**Question 5** : Write the value of (View Answer Video)

**Question 1** : Find the second order derivative of the function . (View Answer Video)

**Question 2** : Differentiate the function with respect to x. (View Answer Video)

**Question 3** : Differentiate the function with respect to x. (View Answer Video)

**Question 4** : If x and y are connected parametrically by the equation , without eliminating the parameter, find . (View Answer Video)

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

**Question 1** : Which of the following is correct? (View Answer Video)

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

**Question 3** : If A =, find | A |. (View Answer Video)

**Question 4** : Using the properties of determinants, evaluate . (View Answer Video)

**Question 5** : If A is an invertible matrix of order 2, then is equal to, (View Answer Video)