84 is your awnser if i helped i hope im in fourth grade so dont judge
Answer:
point form: (2,-1)
equation form: x=2,y=-1
Step-by-step explanation:
That's vertex form for a parabola 
and we read off vertex (p,q) as
Answer: Vertex (5,7)
The negative <em>a</em> tells us this is a downward opening parabola (upside down from the usual 
. I remember CUP - Concave Up Positive; here <em>a </em>is negative so not a cup, instead concave <em>down.</em> The same rule applies to second derivatives in calculus so memorize it now and use it later.
Answer: downward
Answer:
Step-by-step explanation:
Recall that the slope is the "average rate of change" of any function.
