CBSE MCQ in English Solutions for Maths 12 Science Three Dimensional Geometry to enable students to get Solutions in a narrative video format for the specific question.
Expert Teacher provides CBSE MCQ Solutions for Maths 12 Science 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:
If a line marks angles and with x, y and z-axis respectively, where is acute, then find .
Solution Video in English:
Question 1 : Write the vector equation of the plane passing through the point (a, b, c) and parallel to the plane (View Answer Video)
Question 2 : Find the equation of plane passing through the line of intersection of the planes and and passing through the point (3, -2, -1). Also, find the angle between the two given planes. (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 angle between the lines and (View Answer Video)
Question 5 : Find the co-ordinates of the point where the line through the points A (3, 4, 1) and B (5, 1, 6) crosses the XY-plane. (View Answer Video)
Question 1 : A speaks truth in 75% of the cases, while B in 90% of the cases. In what percent of cases are they likely to contradict each other in stating the same fact? Do you think that statement of B is always true? (View Answer Video)
Question 2 : A and B throw a pair of dice alternatively, till one of them gets a total of 10 and wins the game. Find their respective probabilities of winning, if A starts first. (View Answer Video)
Question 3 : If P(F) = 0.35 and =0.85 and E and F are independent events. Find P(E). (View Answer Video)
Question 4 : A pair of dice is thrown 4 times. If getting a doublet is considered a success, find the probability distribution of number of successes. Hence, find the mean of the distribution. (View Answer Video)
Question 5 : One card is drawn from a pack of 52 cards. Find the probability of getting a jack of hearts:
(View Answer Video)
Question 1 : Write in the simplest form. (View Answer Video)
Question 2 : If then find x. (View Answer Video)
Question 3 : What value do you observe in real life scenario ? (View Answer Video)
Question 4 : If , then write the value of. (View Answer Video)
Question 5 : Write in the simplest form:
(View Answer Video)
Question 1 : Find the second order derivative of the function . (View Answer Video)
Question 2 : Differentiate the function w.r.t.x . (View Answer Video)
Question 3 : Differentiate the function with respect to x. (View Answer Video)
Question 4 : Differentiate the function w.r.t.x . (View Answer Video)
Question 5 : Differentiate the function with respect to x. (View Answer Video)