MCQ Solutions for CBSE 12 Science Maths Three Dimensional Geometry in English to enable students to get Solutions in a narrative video format for the specific question.
Expert Teacher provides MCQ Solutions for CBSE 12 Science Maths Three Dimensional Geometry 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:
Find the distance between the planes 2x+3y+4z=10 and 4x+6y+8z=18.
Solution Video in English:
Question 1 : Find the vector equation of the plane which is at a distance of 5 units from the origin and normal to the plane is (View Answer Video)
Question 2 : Find the distance of point from the plane (View Answer Video)
Question 3 : Write the sum of intercepts cut off by the plane on the three axes. (View Answer Video)
Question 4 : Find the distance between the point (-1, -5, -10) and the point of intersection of line and plane
x - y + z = 5. (View Answer Video)
Question 5 : Find the vector equation of the plane which contains the line of intersection of the planes and and which is perpendicular to the plane (View Answer Video)
Question 1 : Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1), directed from A to B. (View Answer Video)
Question 2 : Find the position vector of a point which divides the join of points with position vectors and externally in the ration 2:1. (View Answer Video)
Question 3 : Find if the vectors and are coplanar. (View Answer Video)
Question 4 : Write a unit vector in the direction of the sum of vectors and (View Answer Video)
Question 5 : For given vectors,and find the unit vector in the direction of the vector a + b. (View Answer Video)
Question 1 : Find the value of y from the equation: . (View Answer Video)
Question 2 : Given, , find the value of y. (View Answer Video)
Question 3 : Find the value of y, from the equation: . (View Answer Video)
Question 4 : If , then find "a". (View Answer Video)
Question 5 : Find the value of x, from the equation: . (View Answer Video)
Question 1 : Evaluate the determinant: . (View Answer Video)
Question 2 : The following system of equations has x + 3y + 3z = 2, x + 4y + 3z = 1, x + 3y + 4z = 2,
(View Answer Video)
Question 3 : If=andis Cofactor of , then the value of is given by (View Answer Video)
Question 4 : Find the values of x, if . (View Answer Video)
Question 5 : If A =, find | A |. (View Answer Video)