Relations and Functions MCQ 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 Relations and Functions MCQ 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 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 Answer in a narrative video format.
Question:
The function, f(x) = 2x + 1 is,
Answer Video in English:
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Question 1 : Let A = {1, 2, 3}. Then, number of equivalence relations containing (1, 2) are, (View Answer Video)
Question 2 : Consider given by f(x) = 4x + 3. Find the inverse of f. (View Answer Video)
Question 3 : Functions are defined respectively, by
, find
. (View Answer Video)
Question 4 : If f is the greatest integer function and g is the modulus function . Write the value of g o f(-1/3) – f o g ( -1/3 ). (View Answer Video)
Question 5 : Number of binary sets on the set is, (View Answer Video)
Question 1 : Solve the differential equation:
(View Answer Video)
Question 2 : Write the degree of the differential equation : (View Answer Video)
Question 3 : Write the differential equation obtained by eliminating the arbitrary constant C in the equation representing the family of curves xy = C cos x. (View Answer Video)
Question 4 : Find the particular solution of the differential equation :
when x = 1,
(View Answer Video)
Question 5 : Find the general solution of differential equation (View Answer Video)
Question 1 : Using the method of integration, find the area of the region bounded by the lines 3x - 2y + 1 = 0, 2x + 3y -21 = 0 and x - 5y + 9 = 0. (View Answer Video)
Question 2 : Using integration, find the area of the region bounded by the curves and y = x. (View Answer Video)
Question 3 : Find the area of smaller region bounded by the ellipse and the line
. (View Answer Video)
Question 4 : Using the method of integration find the area of the triangle ABC, coordinates of whose vertices are A(2, 0), B(4, 5) and C(6, 3). (View Answer Video)
Question 5 : Find the area of the region . (View Answer Video)
Question 1 : Find the maximum profit that a company can make if the profit function is. (View Answer Video)
Question 2 : The line y = mx + 1 is a tangent to the curve if the value of m is: (View Answer Video)
Question 3 : The volume of a cube is increasing at the rate of 9 cubic centimetres per second. How fast is the surface area increasing when the length of an edge is 10 centimetres? (View Answer Video)
Question 4 : The normal to the curve passing (1, 2) is : (View Answer Video)
Question 5 : If , then the approximate value of f (3.02) is (View Answer Video)