Solve the problem.A ship in the Atlantic Ocean measures its position to be 21°20' north latitude. Another ship is reported to be due north of the first ship at 43°21' north latitude. Approximately how far apart are the two ships? Round to the nearest mile. Assume that the radius of the Earth is 3960 miles.
A. 1522 mi
B. 1536 mi
C. 87,186 mi
D. 87,200 mi
Answer: A
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Provide an appropriate response.A pediatric speech therapist started her own practice in 2004. The function y = 3.2 x + 10.53 models the number of patients she treated each year, where x is the number of years after 2004. The model was found using data for the years between 2004 and 2012. What does the model estimate as the number of patients in 2009? Round to the nearest whole number. Is this interpolation or extrapolation?
A. 29; interpolation B. 27; interpolation C. 25; extrapolation D. 27; extrapolation
Add or subtract as indicated. Write the answer in simplest form.
- 
A. 
B. 
C. - 
D. - 
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
÷ 
A. 
B. 
C. 10
D. 3
Find the derivative of the given function.
?
?
A. 
B. 
C. 
D. 
E. 