Examine each of the following relations given below and state in each case, giving resons whether it is function or not?
(i) R={(2,1), (3,1), (4,2)}, (ii) R={(2,2), (2,4) ,(3,3),(4,4)}
(ii) R={(1,2),(2,3),(3,4),(4,5),(5,6),(6,7)}

set A= {1,2,3,4} R = {(2,2), (2,4),(3,3),(4,4)} denotes relation .

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),(10,5),(12,6),(14,7)} (iii) {(1,3),(1,5),(2,5)}

Which of the following relations are functions? Give reason {(2,0), (4,8), (2,1), (3,6)}

State in which quadrant does each of the following points lie : (-2, 4), (3, -1), (1, 2), (-3, -5)

Which of the following relations are functions? Give reason {(3,3) (4,2) (5,1) (6,0) (7,7)}

Locate the following points : (i) (1, -1, 3) (ii) (-1, 2, 4) (iii) (-2, -4, -7) (iv) (-4, 2, -5)

x= {1, 2, 3, 4}, y= {1, 5, 9, 11, 15, 16} which of the following relations are functions from x to y ? (1) f_(1)= {(1, 1) (2,11) (3,1) (4, 15)} (2) f_(2)= {(1, 1) (2,7)(3,5)} (3) f_(3)= {(1, 5) (2,9) (3, 1) (4, 5) (2, 11)}

State with reason whether following functions have inverse : g:{5,6,7,8} rarr {1,2,3,4} with g:{(5,4),(6,3),(7,4),(8,2)}