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

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

** Find the value of if the points with position vectors and are coplanar. **

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

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

**Question 1** : Write the value of for which the vectors and are parallel vectors. (View Answer Video)

**Question 2** : 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 3** : Write a vector in the direction of the vector that has magnitude 9 units. (View Answer Video)

**Question 4** : Find the value of if the points with position vectors and are coplanar. (View Answer Video)

**Question 5** : Find |x|, if for a unit vector a,(x - a).(x + a) = 12. (View Answer Video)

**Question 1** : If A is a square matrix of order 3 and |A| = 5 then |3A| = ? (View Answer Video)

**Question 2** : Which of the following is correct? (View Answer Video)

**Question 3** : The following system of equations has x + 3y + 3z = 2, x + 4y + 3z = 1, x + 3y + 4z = 2,

(View Answer Video)

**Question 4** : Evaluate the determinant: . (View Answer Video)

**Question 5** : Using the properties of determinants, evaluate . (View Answer Video)

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

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

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

**Question 4** : Find : (View Answer Video)

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

**Question 1** : If , then find "a". (View Answer Video)

**Question 2** : Find the value of X, if and . (View Answer Video)

**Question 3** : Compute: . (View Answer Video)

**Question 4** : Given, , find the value of y. (View Answer Video)

**Question 5** : Find the value of y, from the equation: . (View Answer Video)