MCQ Answers for CBSE 12 Science Maths Three Dimensional Geometry in English to enable students to get Answers in a narrative video format for the specific question.
Expert Teacher provides MCQ Answers for CBSE 12 Science Maths Three Dimensional Geometry 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:
Find the distance of the point (1, -2, 3) from the plane x-y+z=5 measured parallel to the line
Answer Video in English:
Question 1 : If a line has the direction ratios -18, 12, -4, then what are its direction cosines? (View Answer Video)
Question 2 : The cartesian equation of a line is , write its vector form. (View Answer Video)
Question 3 : Find the distance between the point (5, 4, -6) and its image in xy-plane. (View Answer Video)
Question 4 : If the equation of a line AB is then, find the direction cosines of a line parallel to AB. (View Answer Video)
Question 5 : If a line marks angles and with x, y and z-axis respectively, where is acute, then find . (View Answer Video)
Question 1 : Write the value of for which the vectors and are parallel vectors. (View Answer Video)
Question 2 : Find the unit vector in the direction of if and (View Answer Video)
Question 3 : 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 4 : L and M are two points with position vectors and respectively. Write the position vectors of a point N which divides the line segment LM in the ratio 2:1 externally. (View Answer Video)
Question 5 : Find a unit vector in the direction of (View Answer Video)
Question 1 : Using the method of integration, find the area of the triangular region whose vertices are (2, -2), (4, 3) and (1, 2). (View Answer Video)
Question 2 : Find the area bounded by the curve and the line x = 4y - 2. (View Answer Video)
Question 3 : Using integration, find the area of the triangle formed by a positive x-axis and tangent and normal to the circle at . (View Answer Video)
Question 4 : Using integration, find the area of the region bounded by the line 2x + y = 4, 3x - 2y = 6 and x - 3y + 5 = 0. (View Answer Video)
Question 5 : Find the area of the region bounded by the curve and the line x = 3. (View Answer Video)
Question 1 : Find the principal value of sin-1 . (View Answer Video)
Question 2 : Write the value of (View Answer Video)
Question 3 : Write the principal value of (View Answer Video)
Question 4 : If then find the value of x. (View Answer Video)
Question 5 : If find x. (View Answer Video)