Question

{(8,2),(-8,-5),(1,-1),(5,-6)} what is the domain?

Answer 1

list the first numbers of each ordered pair

Answer 2

8,-8,1,5

Answer 3

you got it

Answer 4

then the range is?

Answer 5

guess

Answer 6

listing the y's?

Answer 7

yup

Answer 8

ok then my final question would be... is this a function?

Answer 9

do you see a repeat in the first numbers, or are they all different?

Answer 10

not really i see pairs, but i'm not sure that's counts

Answer 11

they are all different as you can see when you listed them
that means it IS a function

Answer 12

GREAT thank you. that was painless.