Solve.Atmospheric pressure (in pounds per square inch) is a function of the altitude above sea level and can be modeled by 
where P is the pressure and a is the altitude above sea level in miles. Find the atmospheric pressure at 3.39 miles above sea level. Round your answer to the nearest hundredth.
A. 29.96 psi
B. 0.50 psi
C. 11.92 psi
D. 7.21 psi
Answer: D
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Use the given transformation to evaluate the integral. src="https://sciemce.com/media/4/ppg__ghvb0609192137__f1q31g7.jpg" alt="" style="vertical-align: -4.0px;" />
Rwhere R is the trapezoid with vertices at 
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B. 
C. 
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The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error 
. Round your answer, if appropriate.f(x) = x2, x0 = 7, dx = 0.06
A. 0.0018 B. 0.0072 C. 0.7836 D. 0.0036
Solve the problem.What monthly contribution should you make if your goal is to have $600,000 in your retirement savings account after 45 years? Assume the APR is 6.6% compounded monthly and that contributions are made at the end of each month, including the last month. Round your answer to the nearest cent.
A. $167.94 B. $192.96 C. $185.84 D. $170.68 E. $179.99
Graph.
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A. 
B. 
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D. 