*EXTRA PTS* answer these pls :)
2 answers:
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we have that
the total cost is
In this equation the term 30h represent the cost due to h hours at at unit of 30
and the term 0.040(30h) is equal to calculate the 4% of (30h)
so
in this problem the tax rate is equal to 4%
therefore
<u>the answer is</u>
The term 0.040(30h) represents the amount of tax she must pay
Answer:
The height of the surface increases, then decreases, from the center out to the sides of the road.
Step-by-step explanation:
Let
y------> the height of the surface
x------> the road
we know that
The quadratic regression graphed represent a vertical parabola open downward
The function increase in the interval -------->
The function decrease in the interval -------->
therefore
The height of the surface increases, then decreases, from the center out to the sides of the road.
Answer:
Step-by-step explanation:
Let's start with distributing: Simplify i with i in the second term, and rearrange.
. Since i in the denominator looks ugly, let's multiply top and bottom by i.
. The middle passage is based on the fact that, by definition,