Answer:
$17.14
Step-by-step explanation:
Given : 
To Find : Using the quadratic regression equation, what was the predicted profit in year 8
Solution :
Where y is profit and x is year
Substitute x = 8
So, Option D is true
Hence the predicted profit in year 8 is $17.14
Answer:
y=12
Step-by-step explanation:
This equation cannot be simplified further.
Hope this helped! :)
Answer:
t represents the time in minutes since the balloon started descending.
a(t) represents the altitude of the balloon at t minutes.
a(5.5) gives the altitude at 5.5 minutes.
Answer:
okay
Step-by-step explanation:
complementary angles are angles that add up to 90 degrees
so what you would do is take each number that you have and subtract it from 90
In the first one you would
1. take 90-80
2. you get your answer of 10!
i hope this helps :)
Answer: D
Step-by-step explanation:
Volume rectangle= area x height
V=85cm x 245cm^2
