Answer:
D
Step-by-step explanation:
Because in D, there no x-value that are repeating in the list.
For example A, the value 8 and -8 are being repeated twice, which makes this relation not a fuction.
A line of symmetry is when you can put a line through a shape and you can fold it and it is identical on both sides, and rotational is when you can rotate it and at some point it is in the same spot as it was before, so yes, you are right. the octogon.
Answer:
the following number that is rational is
1 425/1000
1 85/200
1 17/50
Answer:
0
Step-by-step explanation:
6x-12-6x+12=
0x-12+12=0
