Maths 12 Science Relations and Functions CBSE Answers for MCQ in English to enable students to get Answers in a narrative video format for the specific question.
Expert Teacher provides Maths 12 Science Relations and Functions CBSE Answers for MCQ 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:
Answer Video in English:
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Question 1 : A function defined as is, (View Answer Video)
Question 2 : Consider given by f(x) = 4x + 3. Find the inverse of f. (View Answer Video)
Question 3 : A function defined as is, (View Answer Video)
Question 4 : Let * be the binary operation on N given by a * b = LCM of a and b. Find the identity of * in N. (View Answer Video)
Question 5 : Number of binary sets on the set is, (View Answer Video)
Question 1 : Find the direction cosines of the vector joining the points A(1, 2, -3) and B(-1, -2, 1) directed from B to A. (View Answer Video)
Question 2 : Write a vector in the direction of the vector that has magnitude 9 units. (View Answer Video)
Question 3 : For given vectors,and find the unit vector in the direction of the vector a + b. (View Answer Video)
Question 4 : Find the angle between the vectors and (View Answer Video)
Question 5 : if a, b, c are unit vectors such that a + b + c = 0, then find the value of a.b + b.c + c.a. (View Answer Video)
Question 1 : A farmer has a field of shape bounded by and x = 3, he wants to divide this into his two sons equally by a straight line x = c. Can you find c? What value, you find in the person ? (View Answer Video)
Question 2 : Find the area of the region in the first quadrant enclosed by x-axis, line and the circle (View Answer Video)
Question 3 :
Find the area of the given curves and given lines:
and x-axis
Question 4 : Find the area of the region enclosed by the parabola the line y = x + 2. (View Answer Video)
Question 5 : Find the area of the given curves and given lines:
and x-axis (View Answer Video)
Question 1 : If A is a square matrix such that, then find the simplified value of:. (View Answer Video)
Question 2 : Find the value of X, if and . (View Answer Video)
Question 3 : Find the value of Y, if and . (View Answer Video)
Question 4 : Find the value of y from the equation: . (View Answer Video)
Question 5 : Given, , find the value of z. (View Answer Video)