Solve the problem.The formula D = 5e-0.04h can be used to find the number of milligrams D of a certain drug in a patient's bloodstream h hours after the drug has been given. When the number of milligrams reaches 3, the drug is to be given again. What is the time between injections?
A. 12.77 hrs
B. 40.24 hrs
C. 14.94 hrs
D. 27.47 hrs
Answer: A
Mathematics
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Decompose into partial fractions.
A. 
- 
B. 
- 
C. 
+ 
D. 
- 
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Find the distance between the points (-7,-5) and (5,4).
What will be an ideal response?
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Find a parametrization for the line segment beginning at P1 and ending at P2.P1(0, 0, 0) and P2(-2, 3, 5)
A. x = -2t - 2, y = 3t + 3, z = 5t + 5 B. x = -2t, y = 3t, z = 5t C. x = -2t + 2, y = 3t - 3, z = 5t - 5 D. x = 2t, y = -3t, z = -5t
Mathematics
Evaluate the surface integral of G over the surface S.S is the parabolic cylinder y = 2x2, 0 ? x ? 3 and 0 ? z ? 6; G(x, y, z) = 3x
A. 
(145
- 1)
B. 
(145
+ 1)
C. 
(145
+ 1)
D. 
(145
- 1)
Mathematics