Question

Which of the following represents a function ? Mark all the correct answers

{(-1,-2),(0,-1),(1,0),(2,1),(3,2)}
3y^(2)+6x=-9
y+x=1
{(0,5),(1,4),(2,3),(3,2),(4,1)}
From 5 countries to their capital cities

Answer 1

31

Explanation:

yes so the 5 countries to their capital cities