Relations and function, Class 11, Ex -2.1, Q-1,2

Sets , Nios, Class-12, Ch-1 ,Ex-1.1 ,Q-1

Let X={1,2,3,4} . Determine whether or not each relation is a function from X into X. g={(3,1),(4,2),(1,1)}

Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range.(i) {(2, 1), (5, 1), (8, 1), (11 , 1), (14 , 1), (17 , 1)} (ii) {(2, 1), (4, 2), (6, 3), (8, 4),

A linear function, f, has a slope of -2, f(1)=2 and f(2)=q. find q.

Class 10 Exercise 10.2 Question 1 | CBSE Class 10 Ex -10.2 Q1 | NCERT | Class 10 Maths Chapter 10

Which of the following relation are functions? Give reasons. In cane of a function, determine its domain and range. {(1,-2),(3,7),(4,-6),(8,11)}

Find the inverse of the function f: [-1,1] to [-1,1],f(x) =x^(2) xx sgn (x).

Which of the following relation are functions? Give reasons. In cane of a function, determine its domain and range. {(1,0),(1,-1),(2,3),(4,10)}

Find the actual lower and upper class limits and also the class marks of the classes : 1.1 - 2.0, 2.1 - 3.0 and 3.1 - 4.0.

Let A = {1, 2, 3}. Which of the following relations is a function from A to A ?