Which relation is a function? {(2, 3), (1, 5), (2, 7)} {(-1, 5), (-2, 6), (-3, 7)} {(11, 9), (11, 5), (9, 3)} {(3, 8), (0, 8), (3, -2)

the 2nd set

Step-by-step explanation: no x values repeat, therefore it is a function.

i'm not entirely sure

step-by-step explanation:

if you ask home depot or lowe's they might be able to you out

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.