Question

What are the domain and range of each relation? Is the relation a function?

C=(1/2,5), (3,7), (3/2,5),(1/2,-1)

Answer 1

D = first values; R = second values

Answer 2

Ok.What does that mean?

Answer 3

if a value repeats, you aint got to write it twice

Answer 4

1, is the domain

Answer 5

well 1st tends to mean 1st and 2nd tends to mean 2nd...... cant really explain it simpler..

Answer 6

and 3

Answer 7

( D ,R )
-------
(1/2 ,5 ),
( 3 ,7 ),
(3/2 ,5 ),
(1/2 ,-1)

Answer 8

1/2 repeats under D so only use it once tho; and 5 repeats under R but only use it once

Answer 9

Oh i was reading the book. And you and the book helped thanks.

Answer 10

:)