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

Expert Teacher provides Solutions for MCQ CBSE 12 Science Maths Determinant 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 Determinant 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 the inverse of the matrix . **

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

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

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

**Question 2** : If area of a triangle is 35 sq unit with vertices (2, -6), (5, 4) and (k, 4), then k is, (View Answer Video)

**Question 3** : The solution of the following system of equation is 2x + 3y = 5, 5x – 2y = 3. (View Answer Video)

**Question 4** : If A is an invertible matrix of order 2, then is equal to, (View Answer Video)

**Question 5** : Let A be a non-singular square matrix of order 3 * 3. Then | adj A | is equal to: (View Answer Video)

**Question 1** : Let * be the binary operation on N given by a * b = LCM of a and b. Find the identity of * in N. (View Answer Video)

**Question 2** : Let be defined as f(x) = 3x. Choose the correct answer. (View Answer Video)

**Question 3** : A function is bijective if and only if, (View Answer Video)

**Question 4** : What type of function is the sine function in R? (View Answer Video)

**Question 5** : Functions are defined respectively, by , find . (View Answer Video)

**Question 1** : Compute P(A/B) if P(B) =0.5 and P(AB)=0.32. (View Answer Video)

**Question 2** : If P(A)=, P(B)= and =, find . (View Answer Video)

**Question 3** : If P(A)=0.8, P(B)=0.5 and =0.4, find . (View Answer Video)

**Question 4** : If E and F are two events such that,

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

**Question 1** : is equal to :

(View Answer Video)