A tree on a hillside casts a shadow 215 feet down the hill. If the angle of inclination of the hillside is 22 degrees to the hor
1 answer:
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1 = h · 
- h · 
Solve for h.
(units in hours)
Solve for h.
(units in hours)
Answer:
Step-by-step explanation:
Given that the number of people with Alzheimer's disease in the United States age 65 years and over is projected to be
where N is in millions where year 2010 corresponds to t=0
For 2020, 10 years lapsed hence t= 1
a)
So 4.78025 million people
b) Growth = N(1)-n(0) =0.08025 million
c) N(4) = 5.084
Average rate of change = (5.084-4.7)/4 =0.096 million per decade