MCQ in English Relations and Functions Solutions for CBSE Maths 12 Science

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

Expert Teacher provides MCQ Relations and Functions Solutions for CBSE Maths 12 Science 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 Relations and Functions 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:

Let Question defined as f(x) = x be an identity function. Then,

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, Relations and Functions

Question 1 : Consider Question given by f(x) = 4x + 3. Find the inverse of f. (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 : If Question and Question are onto, then Question is: (View Answer Video)

Question 4 : The law a + b = b + a is called ______. (View Answer Video)

Question 5 : A function Question defined as Question is, (View Answer Video)

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

Probability

Question 1 : If Question and Question find Questionif E and F are independent events.  (View Answer Video)

Question 2 :  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 3 : A pair of coins is tossed once. Find the probability of showing atleast one head. (View Answer Video)

Question 4 : 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)

Question 5 :  Four cards are drawn successively with replacement from a well shuffled deck of 52 cards. What is the probability that:
 All the four cards are spades?
  (View Answer Video)

Application of Derivatives

Question 1 : The line y = x + 1 is a tangent to the curve Question at the point: (View Answer Video)

Question 2 : Find approximate value of  Question (View Answer Video)

Question 3 : What is the maximum value of the function sin x+ cos x? (View Answer Video)

Question 4 : The slope of the normal to the curve Question at x = 0 is :
  (View Answer Video)

Question 5 : The function f is a differentiable function and satisfies the functional equation f(x) + f(y) = f(x + y) – xy – 1for every pair x, y of real numbers. If f(1) = 1, then the number of integers n ≠ 1 for which f(n) = n is_______________. (View Answer Video)

Matrices

Question 1 :  Find the value of y, if Question.  (View Answer Video)

Question 2 : Let Question Find A + B. (View Answer Video)

Question 3 : If for any squareQuestion matrix A, Question then write the value of |A|. (View Answer Video)

Question 4 : Let Question Find AB. (View Answer Video)

Question 5 : If A is a square matrix such that,Question then find the simplified value of:Question. (View Answer Video)