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

Expert Teacher provides Maths 12 Science Three Dimensional Geometry CBSE 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 Three Dimensional Geometry 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:**

** If a line makes angles with the positive direction of co-ordinate axes, then write the value of **

** Solution Video in** **English****:**

**Question 1** : Find the distance between the point (7, 2, 4) and the plane determined by the points A(2, 5, -3), B(-2, -3, 5) and C(5, 3, -3). (View Answer Video)

**Question 2** : Find the equation of plane passing through the line of intersection of the planes and and passing through the point (3, -2, -1). Also, find the angle between the two given planes. (View Answer Video)

**Question 3** : Find the distance of the point (-1, -5, -10) from the point of intersection of the line joining the points A(2, -1, 2) and B(5, 3, 4) with the plane x - y + z = 5. (View Answer Video)

**Question 4** : Find the vector equation of a plane which is at a distance of 5 units from the origin and its normal vector is (View Answer Video)

**Question 5** : Find the distance of point from the plane (View Answer Video)

**Question 1** : Using elementary transformation, find the inverse of the matrix . (View Answer Video)

**Question 2** : Given, , find the value of w. (View Answer Video)

**Question 3** : Find the value of z from the equation: . (View Answer Video)

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

**Question 5** : Find the transpose of the matrix: . (View Answer Video)

**Question 1** : Equation of normal to the curve x+y=x^y where it cuts x-axis; is (View Answer Video)

**Question 2** : Find approximate value of (View Answer Video)

**Question 3** : The slope of the tangent to the curve at the point (2, -1) is : (View Answer Video)

**Question 4** : For all real values of x the minimum value of. (View Answer Video)

**Question 5** : Find the approximate change in volume V of a cube of side x meters caused by increasing the side by 1%. (View Answer Video)

**Question 1** : Let R be the relation on the set N given by R ={(a, b): a = b - 2, b > 6}. Choose the correct answer. (View Answer Video)

**Question 2** : Consider given by f(x) = 4x + 3. Find the inverse of f. (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 defined as f(x) = 5x is, (View Answer Video)

**Question 5** : If and are onto, then is: (View Answer Video)