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

Expert Teacher provides MCQ Vector Algebra Solutions for CBSE Maths 12 Science through Video Solutions in Hindi 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 Solution in a narrative video format.

** Question:**

** Find a vector in the direction of that has magnitude 7 units. **

** Solution Video in** **Hindi****:**

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

**Question 1** : Find the sum of the vectors : (View Answer Video)

**Question 2** : If and are two equal vectors, then write the value of (View Answer Video)

**Question 3** : Find a unit vector in the direction of (View Answer Video)

**Question 4** : Find a vector in the direction of vector which has magnitude 21 units. (View Answer Video)

**Question 5** : Find a vector in the direction of that has magnitude 7 units. (View Answer Video)

**Question 1** : If E and F are two events such that,

, Find P(not E and not F). (View Answer Video)

**Question 2** : Compute P(A/B) if P(B) =0.5 and P(AB)=0.32. (View Answer Video)

**Question 3** : If P(A)=, P(B)= and =, find . (View Answer Video)

**Question 4** : If P(A)=0.8, P(B)=0.5 and =0.4, find . (View Answer Video)

**Question 1** : What type of function is the sine function in R? (View Answer Video)

**Question 2** : Let * be the binary operation on N given by a * b = LCM of a and b. Find 5 * 7. (View Answer Video)

**Question 3** : Functions are defined respectively, by , find . (View Answer Video)

**Question 4** : Consider given by f(x) = 4x + 3. Find the inverse of f. (View Answer Video)

**Question 5** : Let be defined as f(x) = 3x. Choose the correct answer. (View Answer Video)

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

**Question 2** : Find the inverse of the matrix . (View Answer Video)

**Question 3** : Find the equation of the line joining (3, 1) and (9, 3) using determinants. (View Answer Video)

**Question 4** : Transpose of a column matrix is, (View Answer Video)

**Question 5** : The following system of equations has x + 3y + 3z = 2, x + 4y + 3z = 1, x + 3y + 4z = 2,

(View Answer Video)