CBSE MCQ Maths 12 Science Three Dimensional Geometry Solutions in English

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

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

The equation of a line AB is Question Write the direction cosines of a line parallel to the above line.

Solution Video in English:

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

Question 1 : Find the direction cosines of the line Question (View Answer Video)

Question 2 : If a lines makes angle Questionand Question with the positive directions of x-axis and z-axis respectively, then find the angle that it makes with the y-axis. (View Answer Video)

Question 3 : Find the vector equation of a plane which is at a distance of 5 units from the origin and its normal vector is Question (View Answer Video)

Question 4 : Find the equation of the plane passing through the line of intersection of the plane Question and  Question which is at a unit distance from the origin. (View Answer Video)

Question 5 : Write the sum of intercepts cut off by the plane  Question  on the three axes.  (View Answer Video)

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

Probability

Question 1 : A bag contain 2 red, 6 black and 8 green balls. A ball is drawn at random from the bag. Find the probability of black balls:
  (View Answer Video)

Question 2 : Consider the experiment of tossing a coin. If the coin shows head, toss is done again, but if it shows tail, then throw a die. Find the conditional probability of the events that ' the die shows a number greater than 4', given that ' there is atleast one tail'.    (View Answer Video)

Question 3 :  A coin is tossed three times. Find P(F/E), where E : at most two tails and F : atleast one tail.  (View Answer Video)

Question 4 : A problem in mathematics is given to 4 students A, B, C, D. Their chances of solving the problem, respectively, are Question  and Question. What is the probability that atmost one of them solve the problem?  (View Answer Video)

Question 5 : Out of a group of 30 honest people, 20 always speak the truth. Two persons are selected at random from the group. Find the probability distribution of the number of selected persons who speak the truth. Also find the mean of the distribution. What values are described in this question?     (View Answer Video)

Determinant

Question 1 :  Using the properties of determinants, evaluate Question. (View Answer Video)

Question 2 :  Find the area of the triangle with vertices at the points (2, 7), (1, 1), (10, 8). (View Answer Video)

Question 3 :  Evaluate the determinants:Question. (View Answer Video)

Question 4 : Evaluate the determinant: Question. (View Answer Video)

Question 5 : Let Question, where Question. THhen (View Answer Video)

Matrices

Question 1 : Find the transpose of the matrix: Question. (View Answer Video)

Question 2 : Find the value of z,  from the equation: Question (View Answer Video)

Question 3 : Given, Question, find the value of x. (View Answer Video)

Question 4 : Find the inverse of the matrix, Question. (View Answer Video)

Question 5 : Using elementary transformation, find the inverse of the matrix Question. (View Answer Video)