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

Expert Teacher provides MCQ Three Dimensional Geometry CBSE Maths 12 Science 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 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 Answer in a narrative video format.

** Question:**

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

**Question 1** : Find the distance of the point (-1, -5, -10) from the point of intersection of the line and the plane (View Answer Video)

**Question 2** : Find the distance of the point (-1, -5, -10) from the point of intersection of the line and plane (View Answer Video)

**Question 3** : Find the vector and cartesian forms of the equation of the plane passing through the point (1, 2, -4) and parallel to the lines and Also, find the distance of the point (9, -8, -10) from the plane thus obtained. (View Answer Video)

**Question 4** : Find the vector and cartesian equations of the plane passing through the point (-1, 3, 2) and perpendicular to each of the planes x + 2y +3z = 5 and

3x + 3y + z = 0. (View Answer Video)

**Question 5** : If a line has direction ratios 2, -1, -2, then what are its direction cosines? (View Answer Video)

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

**Question 2** : Find for the function . (View Answer Video)

**Question 3** : Differentiate the function w.r.t.x . (View Answer Video)

**Question 4** : Differentiate w.r.t.x the function . (View Answer Video)

**Question 5** : Differentiate the function w.r.t.x . (View Answer Video)

**Question 1** : If m and n are the order and degree, respectively of the differential equation then write value of m+n. (View Answer Video)

**Question 2** : If y(x) is a solution of the differential equation and y(0) = 1, then find the value of (View Answer Video)

**Question 3** : Write the degree of the differential equation : (View Answer Video)

**Question 4** : Show that the solution of differential equation :

(View Answer Video)

**Question 5** : Find the particular solution of the differential equation given that y = 0, when x = 0. (View Answer Video)

**Question 1** : The total revenue in rupees received from the sale of x units of a product is given by . The marginal revenue, when x=15 is: (View Answer Video)

**Question 2** : For all real values of x the minimum value of. (View Answer Video)

**Question 3** : It is given that at x=1, the function attains its maximum value on the interval[0,2]. Find the value of a? (View Answer Video)

**Question 4** : Find the maximum value of in the interval [1,3]. find the maximum value of the same function in [-3,-1]. (View Answer Video)

**Question 5** : Which of the following functions are strictly decreasing on (View Answer Video)