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:
If the equation of a line AB is then, find the direction cosines of a line parallel to AB.
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, -2, 3) from the plane x-y+z=5 measured parallel to the line (View Answer Video)
Question 3 : Find the co-ordinates of the point where the line through the points (3, -4, -5) and (2, -3, 1) crosses the plane
2x + y + z = 7. (View Answer Video)
Question 4 : Find the equation of the plane passing through the line of intersection of the planes and which is perpendicular to the plane . (View Answer Video)
Question 5 : The equation of a line AB is Write the direction cosines of a line parallel to the above line. (View Answer Video)
Question 1 : The objective function is maximum or minimum, which lies on the boundary of the feasible region. (View Answer Video)
Question 1 : Find the area of the smaller region bounded by the ellipse and the straight line 8x + 3y = 12. (View Answer Video)
Question 2 : Find the area of smaller region bounded by the ellipse and the line . (View Answer Video)
Question 3 : Using integration, find the area of the triangle ABC, where A is (2,3), B is (4,7) and C is (6,2). (View Answer Video)
Question 4 : Find the area bounded by curves and (View Answer Video)
Question 5 : Using the method of integration find the area bounded by the curve |x| + |y| = 1. (View Answer Video)
Question 1 : A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of the number of successes and hence find its mean. (View Answer Video)
Question 2 : If E and F are independent events, then show that and
(View Answer Video)
Question 3 : In a game, a man wins rupee five for number six and losses rupee one for any other number, when a fair die is thrown. The man decided to throw a die thrice but to quit as and when he gets a six. Find the expected value of the amount he wins/losses. (View Answer Video)
Question 4 : If P(A)=0.8, P(B)=0.5 and =0.4, find . (View Answer Video)
Question 5 : P speaks truth in 70% of the cases and Q in 80% of the cases. In what percent of cases are they likely to agree in stating the same fact? (View Answer Video)