CBSE Vector Algebra Maths 12 Science Solutions for MCQ in English

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

Expert Teacher provides CBSE Vector Algebra Maths 12 Science Solutions for MCQ 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 Vector Algebra 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 Question if the vectors Question and Question are coplanar.  

Solution Video in English:

You can select video Solutions from other languages also. Please check Solutions in ( Hindi )

Similar Questions from CBSE, 12th Science, Maths, Vector Algebra

Question 1 :  Find the scalar quantities from the following:
(i) 10 kg          (ii) 2 m north-west          (iii) Question
(iv) 40 W         (v) Question                   (vi) Question  (View Answer Video)

Question 2 : Find |x|, if for a unit vector a,(x - a).(x + a) = 12. (View Answer Video)

Question 3 : Write a unit vector in the direction of the sum of vectors : Questionand Question  (View Answer Video)

Question 4 :  Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1) directed from B to A. (View Answer Video)

Question 5 :  Find the position vector of c which divides the line segment joining A & B whose position vectors are Questionand Questioninternally in the ratio
2 : 3.  (View Answer Video)

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

Three Dimensional Geometry

Question 1 : 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 2 : The equation of a line AB is Question Write the direction cosines of a line parallel to the above line. (View Answer Video)

Question 3 : What is the distance of the point (p, q, r) from the x-axis ? (View Answer Video)

Question 4 : Find the distance between the point (5, 4, -6) and its image in xy-plane. (View Answer Video)

Question 5 : If a line has the direction ratios -18, 12, -4, then what are its direction cosines? (View Answer Video)

Probability

Question 1 : 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 2 : 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 3 : Five bad oranges are accidently mixed with 20 good ones. If four oranges are drawn one by one successively with replacement, then find the probability distribution of number of bad oranges drawn. Hence, find the mean and variance of the distribution.    (View Answer Video)

Question 4 : There are three coins. First is a biased that comes up tails 60% of the times, second is also a biased coin that comes up heads 75% of the times and third is an unbiased coin. One of the three coins is chosen at random and tossed, it shows heads, what is the probability that it was the first coin?      (View Answer Video)

Question 5 : A girl throws a die. If she gets a 5 or 6, she tosses a coin three times and notes the number of heads. If she gets 1, 2, 3 or 4, she tosses a coin two times and notes the number of heads obtained. If she obtained exactly two heads, what is the probability that she threw 1, 2, 3, or 4 with the die?      (View Answer Video)

Linear Programming

Question 1 : The objective function is maximum or minimum, which lies on the boundary of the feasible region. (View Answer Video)