Question

For each relation, decide whether or not it is a function.

Answer 1

it is a function is there is only ONE y value for ANY x value.

If there are 2 or more y values for a given x value, it is not a function.

you can have the opposite though, where multiple or all x values give the same y value.

lmk which you think from this ino

Answer 2

if*

Answer 3

2 and 4 are functions and 1 and 3 are not right?

Answer 4

oh why?

Answer 5

wait no.

Answer 6

try again :)

Answer 7

you can NOT have 2+ y values for any x value

Answer 8

oh okay I was like... okay hahaha. thanks so relation 2 and 4.

Answer 9

domain is x. range is y

Answer 10

oh okay

Answer 11

so 2 and 4 right?

Answer 12

wait 1 is a function too

Answer 13

beacause there is 2 domians in one range

Answer 14

1 and 4 are

Answer 15

so my first answer is right 2 and 4 right!

Answer 16

so 1,2,4 are functions and 3 is not?

Answer 17

2 can not be a function because of c which points to 2 ranges.

but everything else u said is correct

Answer 18

1 and 4 :)

Answer 19

thanks