Question

Help please! I will fan and medal! Is the following relation a function? {(0.3, 0.6), (0.4, 0.8), (0.3, 0.7), (0.5, 0.5)}

Answer 1

Are there repeating X values?

Answer 2

No

Answer 3

actually i see (0.3,0.6) and (0.3,0.7)
a function: every input has one output

Answer 4

but if there are repeating X-values it is NOT a function
dont pay attention to the y-values

Answer 5

so no this is not a function :)

Answer 6

Okay thanks. Functions are kinda confuzzling to me

Answer 7

No problem , just remember when you have a data chart too look at the X-values , if repeating then its not a function

Answer 8

Alright, thanks again!