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 3.17 miles above sea level. Round your answer to the nearest hundredth.
A. 28.60 psi
B. 0.62 psi
C. 11.92 psi
D. 7.55 psi
Answer: D
Mathematics
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Find all replacements (less than the modulus) for the question mark that make the statement true.5 - 8 ? ? (mod 13)
A. 4 B. 2 C. 10 D. 11
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Solve.x = 144 ÷ 2
A. 720 B. 72 C. 70 D. 288
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Solve the problem.The number of dislocated electric impulses per cubic inch in a transformer increases when lightning strikes by D(x) = 7700(3)x, where x is the time in milliseconds of the lightning strike. Find the number of dislocated impulses at x = 0 and x = 5.
A. 7700; 207,900 B. 23,100; 1,871,100 C. 7700; 115,500 D. 7700; 1,871,100
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Find the difference. Simplify the result.
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A. 
B. 
C. 
D. 
Mathematics