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# Maths Determinant CBSE 12 Science Solutions for MCQ in English

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

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

Question:

Solution Video in English:

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

## Similar Questions from CBSE, 12th Science, Maths, Determinant

Question 1 : Find the value of k, if the area of the triangle is 4 sq unit and vertices are (k, 0) (4, 0) (0, 2). (View Answer Video)

Question 2 : Evaluate  the determinants in : . (View Answer Video)

Question 3 : If the area of a triangle is 35 sq units with vertices (2, -6), (5, 4) and (k, 4). Then k is: (View Answer Video)

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

Question 5 :  Find the values of x, if . (View Answer Video)

### Application of Derivatives

Question 1 : The normal to the curve passing (1, 2) is: (View Answer Video)

Question 2 : A cylindrical tank of radius 10 m is being filled with wheat at the rate of the 314 cubic meters per hour. Then the depth of the wheat is increasing at the rate of ___________. (View Answer Video)

Question 3 : If , then the approximate value of f (3.02) is  (View Answer Video)

Question 4 : The normal at the point (1, 1) on the curve is: (View Answer Video)

Question 5 : The normal at the point (1,1) on the curve is  (View Answer Video)

### Relations and Functions

Question 1 : Let be defined as f(x) = 3x. Choose the correct answer. (View Answer Video)

Question 2 : If is defined by , write f(f(x)). (View Answer Video)

Question 3 : Number of binary operations on the set {a, b} are : (View Answer Video)

Question 4 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 20 * 16. (View Answer Video)

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

### Three Dimensional Geometry

Question 1 : Write the equation of the straight line through the point and parallel to z-axis. (View Answer Video)

Question 2 : Find the angle between the lines whose direction ratios are a, b, c and b - c, c - a, a - b. (View Answer Video)

Question 3 : Find the vector equation of the plane with intercepts 3, -4 and 2 on x, y and z-axis respectively. (View Answer Video)

Question 4 : If a lines makes angle and with the positive directions of x-axis and z-axis respectively, then find the angle that it makes with the y-axis. (View Answer Video)