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

Expert Teacher provides CBSE MCQ Solutions for Maths 12 Science Relations and Functions 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 defined as f(x) = 5 be a constant function. Then its range is **

** Solution Video in** **English****:**

You can select video Solutions from other languages also. Please check Solutions in ( Hindi )

**Question 1** : Let A = {1, 2, 3}. Then, number of relations containing (1, 2) and (1, 3) which are reflexive and symmetric but not transitive is, (View Answer Video)

**Question 2** : 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 3** : A function is surjective if and only if , (View Answer Video)

**Question 4** : If is defined by , write f(f(x)). (View Answer Video)

**Question 5** : Let A ={1, 2, 3}. Then number of equivalence relations containing (1, 2) is: (View Answer Video)

**Question 1** : Find the vector equation of the line passing through the point (1, 2, 3) and parallel to the planes and

(View Answer Video)

**Question 2** : Find the co-ordinates of the point where the line through the points A (3, 4, 1) and B (5, 1, 6) crosses the XY-plane. (View Answer Video)

**Question 3** : Find the vector equation of a plane which is at a distance of 5 units from the origin and its normal vector is (View Answer Video)

**Question 4** : Write the direction ratio's of the vector where and (View Answer Video)

**Question 5** : If the cartesian equations of a line are write the vector equation for the line. (View Answer Video)

**Question 1** : Differentiate the function with respect to x. (View Answer Video)

**Question 2** : Differentiate the function with respect to x. (View Answer Video)

**Question 3** : If x and y are connected parametrically by the equation , without eliminating the parameter, find . (View Answer Video)

**Question 4** : Differentiate the function with respect to x. (View Answer Video)

**Question 5** : Find the second order derivative of the function . (View Answer Video)

**Question 1** : Using the method of integration, find the area of the region bounded by the lines: 5x - 2y -10 = 0, x + y - 9 = 0 and 2x - 5y - 4 = 0. (View Answer Video)

**Question 2** : Find the area of the region enclosed by the parabola the line y = x + 2. (View Answer Video)

**Question 3** : Find the area of the smaller region bounded by the ellipse and the straight line 8x + 3y = 12. (View Answer Video)

**Question 4** : Find the area enclosed by the parabola and the line x - y = 4. (View Answer Video)

**Question 5** : Find the area bounded by the curve and the line x = 4y - 2. (View Answer Video)