12 Science Maths CBSE Solutions for MCQ Relations and Functions in English to enable students to get Solutions in a narrative video format for the specific question.
Expert Teacher provides 12 Science Maths CBSE Solutions for MCQ 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:
If is a relation on N, write the range of R.
Solution Video in English:
You can select video Solutions from other languages also. Please check Solutions in ( Hindi )
Question 1 : * is a binary operation on Z such that: a * b = a + b + ab. The solution of (3* 4) *x = – 1 is,
(View Answer Video)
Question 2 : If and are onto, then is: (View Answer Video)
Question 3 : Let R be the relation in the set N given by :
R = {(a, b) : a = b - 2, b > 6}.
Choose the correct answer : (View Answer Video)
Question 4 : Let R be the relation on the set {1, 2, 3, 4} given by R = {(1, 2), (2, 2), (1, 1), (4, 4), (1, 3), (3,3), (3,2)}. then R is, (View Answer Video)
Question 5 : Let * be the binary operation on N given by a * b = LCM of a and b. Find 5 * 7. (View Answer Video)
Question 1 : Write a unit vector in the direction of the sum of vectors : and (View Answer Video)
Question 2 : Find the area of the triangle with vertices A(1, 1, 2), B(2, 3, 5) and C(1, 5, 5). (View Answer Video)
Question 3 : P and Q are two points with position vectors and respectively. Write the position vector of a point R which divides the line segment PQ externally in the ratio 2:1. (View Answer Video)
Question 4 : Find the unit vector in the direction of vector PQ, where P and Q are the points (1, 2, 3) and (4, 5, 6) respectively. (View Answer Video)
Question 5 : If a line has direction ratios 2, -1, -2, then what are its direction cosines? (View Answer Video)
Question 1 : Write the value of (View Answer Video)
Question 2 : If then find the value of x. (View Answer Video)
Question 3 : Write the principal value of (View Answer Video)
Question 4 : What value do you observe in real life scenario ? (View Answer Video)
Question 5 : Solve for (View Answer Video)
Question 1 : Write the value of: (View Answer Video)
Question 2 : Evaluate : (View Answer Video)
Question 3 :
Question 4 : Evaluate : (View Answer Video)
Question 5 : Find the integral of the function . (View Answer Video)