Answer:
Step-by-step explanation:
The vertex is either the highest point on the parabola or the lowest point. We have a positive parabola, so the vertex is a low point. It sits at (2, -4). Locate that point and see what I mean by the lowest point on the parabola.
Answer:
270 downloads
Step-by-step explanation:
Call x the number of times the standard quality version was downloaded and call y the number of times the high quality version was downloaded.
So, we know that
MB (1)
We also know that the high-quality version was downloaded four times as often as the standard version.
So
(2)
We substitute equation (2) in equation (1) and solve for x.


Volume = Ah
where:
A is area of base
h is perpendicular height
The GCF of those numbers is 2