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

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

** Let A be a square matrix of order , then |kA| is equal to, **

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

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

**Question 1** : Let A be the non- singular square matrix of order , then |adj A| is equal to, (View Answer Video)

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

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

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

**Question 5** : Evaluate . (View Answer Video)

**Question 1** : Find the value of c from the equation: . (View Answer Video)

**Question 2** : Find the value of y, from the equation: . (View Answer Video)

**Question 3** : If , write , where is the transpose of A? (View Answer Video)

**Question 4** : If for any square matrix A, then write the value of |A|. (View Answer Video)

**Question 5** : Compute: . (View Answer Video)

**Question 1** : The points on the curve , where the normal to the curve makes equal intercepts with the axes are, (View Answer Video)

**Question 2** : The line is a tangent to the curve at the point. (View Answer Video)

**Question 3** : Find two numbers whose sum is 24 and whose product is as large as possible. (View Answer Video)

**Question 4** : A balloon, which always remains spherical on inflation, is being inflated by pumping in 900 cubic centimetres of gas per second. Find the rate at which the radius of the balloon increases when the radius is 15 cm. (View Answer Video)

**Question 5** : The point on the curve which is nearest to the point (0, 5) is :

(View Answer Video)

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

**Question 2** : Let R be the relation on the set {1, 2, 3, 4} given by R = {(1, 2), (2, 2), (1, 1), (4, 4), (1, 3), (3,3), (3,2)}. then R is, (View Answer Video)

**Question 3** : 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 4** : A function is bijective if and only if, (View Answer Video)

**Question 5** : If the mapping f and g are given by f = {(1, 2), (3, 5), (4, 1)} and g = {(2, 3), (5, 1), (1, 3)}, Find . (View Answer Video)