Function
Not Function
1.{(1,9),(2,8),(3,7),(4,6)}
2.{(2,3),(4,5),(-2,-1),(0,1)}
3.{(1,5),(-1,4),(-1,3),(5,-2)}
4.{(2,2),(2,4),(2,6),(2,8)}
5.{(3,0),(0,3),(4,8),(8,4)}
Not Function
1.{(1,9),(2,8),(3,7),(4,6)}
2.{(2,3),(4,5),(-2,-1),(0,1)}
3.{(1,5),(-1,4),(-1,3),(5,-2)}
4.{(2,2),(2,4),(2,6),(2,8)}
5.{(3,0),(0,3),(4,8),(8,4)}
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Answer:
Function
Not Function
1.{(1,9),(2,8),(3,7),(4,6)}
2.{(2,3),(4,5),(-2,-1),(0,1)}
3.{(1,5),(-1,4),(-1,3),(5,-2)}
4.{(2,2),(2,4),(2,6),(2,8)}
5.{(3,0),(0,3),(4,8),(8,4)}