Maths Three Dimensional Geometry CBSE 12 Science MCQ in English Solutions

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

Expert Teacher provides Maths Three Dimensional Geometry CBSE 12 Science MCQ English Solutions. 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:

What is the distance of the point (p, q, r) from the x-axis ?

Solution Video in English:

Similar Questions from CBSE, 12th Science, Maths, Three Dimensional Geometry

Question 1 : Find the equation of the plane passing through the line of intersection of the planes x + y + z = 1 and 2x + 3y + 4z = 5 which is perpendicular to the plane x - y + z = 0. Also, find the distance of the plane obtained above from the origin. (View Answer Video)

Question 2 : The equation of a line AB is Question Write the direction cosines of a line parallel to the above line. (View Answer Video)

Question 3 : Find the angle between the planes 7x + 2y + 6z = 15 and 3x - y + 10z = 17. (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 : Find the vector equation of the plane which is at a distance of 5 units from the origin and normal to the plane is Question (View Answer Video)

Questions from Other Chapters of CBSE, 12th Science, Maths

Integrals

Question 1 : Write the value of: Question (View Answer Video)

Question 2 : Given Question . Write f(x) satisfying the above.  (View Answer Video)

Question 3 : Find: Question. (View Answer Video)

Question 4 : Find :Question (View Answer Video)

Question 5 : Evaluate : Question (View Answer Video)

Application of Derivatives

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

Question 2 : Sand is pouring from a pipe at the rate of Question. The falling sand forms a cone on the ground in such a way that the height of the cone is always one-sixth of the radius of the base. How fast is the height of the sand cone increasing, when the height is 4 cm? (View Answer Video)

Question 3 :

The total revenue in Rupees received from the sale of 'x' units of a product is given by :

                                    Question
The marginal revenue, when x=15 is :
 

(View Answer Video)

Question 4 : Equation of normal to the curve x+y=x^y where it cuts x-axis; is (View Answer Video)

Question 5 : The volume of a cube is increasing at the rate of 9 cubic centimetres per second. How fast is the surface area increasing when the length of an edge is 10 centimetres? (View Answer Video)

Probability

Question 1 : A and B throw a pair of dice alternately. A wins the game if he gets a total of 7 and B wins the game if he gets a total of 10. If A starts the game, the find the probability that B wins.   (View Answer Video)

Question 2 : If E and F are two events such that,
 Question, Find P(not E and not F). (View Answer Video)

Question 3 : If Question and Question find Questionif E and F are independent events.  (View Answer Video)

Question 4 :  Three numbers are selected at random (without replacement ) from first six positive integers. Let X denote the largest of the three numbers obtained. Find the probability distribution of X. Also, find the mean and variance of the distribution.  (View Answer Video)

Question 5 : A box contains 50 bolts and 50 nuts. Half of the bolts and nuts are rusted. If two items are drawn with replacement, what is the probability that either both are rusted or both are bolts.    (View Answer Video)