CBSE Relations and Functions Maths 12 Science Answers for MCQ in Hindi to enable students to get Answers in a narrative video format for the specific question.
Expert Teacher provides CBSE Relations and Functions Maths 12 Science Answers for MCQ through Video Answers in Hindi 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:
Let be defined as f(x) = 3x. Choose the correct answer.
Answer Video in Hindi:
You can select video Answers from other languages also. Please check Answers in ( English )
Question 1 : 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 2 : Let defined as f(x) = x be an identity function. Then, (View Answer Video)
Question 3 : If is defined by , write f(f(x)). (View Answer Video)
Question 4 : A function is bijective if and only if, (View Answer Video)
Question 5 : Number of binary sets on the set is, (View Answer Video)
Question 1 : If , then the approximate value of f (3.02) is (View Answer Video)
Question 2 : The point on the curve which is nearest to the point (0, 5) is (View Answer Video)
Question 3 : The slope of the normal to the curve at x = 0 is: (View Answer Video)
Question 4 : Ifthen the approximate value of f(3.02) is : (View Answer Video)
Question 5 : A stone is dropped into a quiet lake and waves move in circles at a speed of 4 cm per second. At the instant when the radius of the circular waves is 10 cm, how fast is the enclosed area increasing? (View Answer Video)
Question 1 : Find the inverse of the matrix . (View Answer Video)
Question 2 : Points (a,a,c),(1,0,1) and (c,c,b) are collinear if: (View Answer Video)
Question 3 : Find the area of the triangle with vertices at the points (-2, -3), (3, 2), (-1, -8). (View Answer Video)
Question 4 : Evaluate the determinants in :. (View Answer Video)
Question 5 : Find the value of k, if the area of the triangle is 4 sq unit and vertices are (k, 0) (4, 0) (0, 2). (View Answer Video)
Question 1 : If P(A)=0.8, P(B)=0.5 and =0.4, find . (View Answer Video)
Question 2 : Compute P(A/B) if P(B) =0.5 and P(AB)=0.32. (View Answer Video)
Question 3 : If P(A)=, P(B)= and =, find . (View Answer Video)
Question 4 : If E and F are two events such that,
, Find P(not E and not F). (View Answer Video)