A
determines if the graph is up or down and open or closed
h
Determines if a graph is shifted right or left
k
determines if graph moves up or down
vertex
h,k
domain
[-♾, ♾]
range
if A>0 then (k,-♾]
if A<0 then [-♾,k)
y intercept
0, equation, plug in 0
>
dotted line
_>
filled in line
if point is false
shade oppisite side
if point works
shade where point is