Answer:
do you go to garcia middle school 9 feet is the answer
Step-by-step explanation:
Answer: A Domain: {-5, 0, 4, 6} Range: {-9,0, 9, 13}
Step-by-step explanation:
Domain is the x-values, least to greatest.
Range is the y-values, least to greatest.
Answer:
Widgets should be sold by $38.88 to maximize the profit.
Step-by-step explanation:
Vertex of a quadratic function:
Suppose we have a quadratic function in the following format:

It's vertex is the point 
In which


Where

If a<0, the vertex is a maximum point, that is, the maximum value happens at
, and it's value is
.
In this question:
The profit is given by:

Which is a quadratic function with 
The maximum profit happens at the x of the vertex. Thus

Widgets should be sold by $38.88 to maximize the profit.
Dividing 1 1/4 hrs by 5 days results in the unit rate:
1 1/4 hrs 5/4 hrs
----------- = ---------------- = 1/4 hr per day
5 days 5 days
I think that it's 3.8 because the triangles are congruent but I might be wrong.