MCQ Matrices 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 Matrices 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 Matrices 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:**

** Answer Video in** **English****:**

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

**Question 1** : Let Find AB. (View Answer Video)

**Question 2** : Compute: . (View Answer Video)

**Question 3** : Compute: . (View Answer Video)

**Question 4** : Given, , find the value of y. (View Answer Video)

**Question 5** : Find the value of x, if . (View Answer Video)

**Question 1** : 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 2** : If E and F are independent events, then show that and

(View Answer Video)

**Question 3** : An insurance company insured 2,000 cyclists, 4,000 scooter drivers and 6,000 motorbike drivers. The probability of an accident involving a cyclist, scooter driver and a motorbike driver are 0.01, 0.03, and 0.15 respectively. One of the insured persons meets with an accident. What is the probability that he is a scooter driver? (View Answer Video)

**Question 4** : A die is thrown 6 times. If 'getting an odd number' is a 'success', what is the probability of obtaining:

atmost 5 successes? (View Answer Video)

**Question 5** : 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 1** : is equal to : (View Answer Video)

**Question 2** : Write the principal value of (View Answer Video)

**Question 3** : is equal to :

(View Answer Video)

**Question 4** : If then write the value of x + y + xy. (View Answer Video)

**Question 5** : Solve for

(View Answer Video)

**Question 1** : If and denote the position vectors of points A and B respectively and C is a point on AB such that AC = 2 CB, then write the position vector of C. (View Answer Video)

**Question 2** : Find if and (View Answer Video)

**Question 3** : Find the sum of the vectors and (View Answer Video)

**Question 4** : Find the position vector of c which divides the line segment joining A & B whose position vectors are and internally in the ratio

2 : 3. (View Answer Video)

**Question 5** : The two vectors and represent the two sides AB and AC, respectively of Find the length of the median

though A. (View Answer Video)