12 Science CBSE Maths Answers for MCQ Probability in English to enable students to get Answers in a narrative video format for the specific question.
Expert Teacher provides 12 Science CBSE Maths Answers for MCQ Probability 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 Probability 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 : An urn contains 4 balls. Two balls are drawn at random from the urn (without replacement) and are found to be white. What is the probability that all the four balls in the urn are white? (View Answer Video)
Question 2 : How many times must a man toss a fair coin, so that the probability of having at least one head is more than 80%. (View Answer Video)
Question 3 : There are three coins. One is a two-headed coin (having head on both faces), another is a biased coin that comes up heads 75% of the times and third is also a biased coin that comes up tails 40% of the times. One of the three coins is chosen at random and tossed, and it shows heads. What is the probability that it was the two-headed coin? (View Answer Video)
Question 4 : If and then find . (View Answer Video)
Question 5 : If E and F are independent events, then show that and
(View Answer Video)
Question 1 : Write the principal value of (View Answer Video)
Question 2 : Write the value of (View Answer Video)
Question 3 : Write in the simplest form:
(View Answer Video)
Question 4 : Using principal values, write the value of (View Answer Video)
Question 5 : is equal to: (View Answer Video)
Question 1 : Evaluate : . (View Answer Video)
Question 2 : Evaluate : (View Answer Video)
Question 3 : Find the integral of the function . (View Answer Video)
Question 4 : (View Answer Video)
Question 5 : (View Answer Video)
Question 1 : Find the scalar and vector components of the vector with initial point (2, 1) and terminal point (-5, 7). (View Answer Video)
Question 2 : Find the area of the parallelogram whose adjacent sides are determined by the vectors and (View Answer Video)
Question 3 : Find the area of the triangle with vertices A(1, 1, 2), B(2, 3, 5) and C(1, 5, 5). (View Answer Video)
Question 4 : Find the vector quantities from the following:
(i) Time period (ii) Distance (iii) Force
(iv) Velocity (v) Work done
(View Answer Video)
Question 5 : Find a unit vector parallel to the sum of vectors and (View Answer Video)