Vertex form is

We're practically in vertex form,

That's a vertex at x=0, y=4, (0,4)
choice C
Individual consumers buy goods and services for ultimate use or satisfy their needs. ... The organizations buy goods and services for their business need. hope this helps
Answer:
a piston chamber in a steam or internal combustion engine.
C. y= [25,100]
you need brackets because the points actually touch the number