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

Expert Teacher provides MCQ Answers for CBSE 12 Science Maths Integrals 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 Integrals 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****:**

**Question 1** : Let for every real number, x, where [x] is the greatest integer less than or equal to x.

Evaluate : (View Answer Video)

**Question 2** : Evaluate : (View Answer Video)

**Question 3** : Evaluate : (View Answer Video)

**Question 4** : Find the integral of the function . (View Answer Video)

**Question 5** : Find the integral of the function . (View Answer Video)

**Question 1** : Compute P(A/B) if P(B) =0.5 and P(AB)=0.32. (View Answer Video)

**Question 2** : 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 3** : Probability of solving specific problem independently by A and B are and respectively. If both try to solve the problem, independently, then find the probability that exactly one of them solves the problem. (View Answer Video)

**Question 4** : 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 5** : If E and F be two evets such that , , find if E and F are independent events. (View Answer Video)

**Question 1** : The number of binary operations which can be defined on the set is, (View Answer Video)

**Question 2** : Let * be the binary operation on N given by a * b = LCM of a and b. Find 5 * 7. (View Answer Video)

**Question 3** : Let R be the relation in the set N given by :

R = {(a, b) : a = b - 2, b > 6}.

Choose the correct answer : (View Answer Video)

**Question 4** : Let R be the relation on the set N given by R ={(a, b): a = b - 2, b > 6}. Choose the correct answer. (View Answer Video)

**Question 5** : Let * be the binary operation on N given by a * b = LCM of a and b. Find 5 * 7. (View Answer Video)

**Question 1** : The two vectors and represent the two sides AB and AC, respectively of Find the length of the median

though A. (View Answer Video)

**Question 2** : Find if the vectors and are coplanar. (View Answer Video)

**Question 3** : Find |x|, if for a unit vector a,(x - a).(x + a) = 12. (View Answer Video)

**Question 4** : Find the scalar quantities from the following:

(i) 10 kg (ii) 2 m north-west (iii)

(iv) 40 W (v) (vi) (View Answer Video)

**Question 5** : Find if and (View Answer Video)