Question

Which of the ff. relations are function?
a.x={(1,2)},{(3,4)},{(1,7)},(5,1)
b.g=(3,2),(2,1),(8,2),(5,7)
c.h=(4,1),(2,3),(2,6),(7,2)
d.=(2,9),(3,4),(9,2),(6,7)

Answer 1

Answer:

Step-by-step explanation:

B&d are function because every per image has unique image in their set there they are functions.