You know if something is a function or not because the X will never be used twice in a set. If it is, then it's not a function.
A. Uses -1 twice
B. Uses Nothing twice (good)
C. Uses 0 twice
D. Uses 0 twice
B is your answer
Answer:
the missing value is -1.......
Shape 3 because if you look at the shaded figure it is a square like shape i hope it helps!!!
Use cross multiplication to should get you the answer...
5/12
I am sorry I can help more but
Google can graph lines if that helps
You just look up graph of a line with your numbers