Solve the problem.The amount of a certain drug in the bloodstream is modeled by the function 
, where y0 is the amount of the drug injected (in milligrams) and t is the elapsed time (in hours). Suppose that 10 milligrams are injected at 10:00 A.M. If a second injection is to be administered when there is 1 milligram of the drug present in the bloodstream, approximately when should the next dose be given? Express your answer to the nearest quarter hour.
A. 12:30 P.M
B. 5: 30 P.M
C. 5:45 P.M
D. 3:45 P.M
Answer: D
Mathematics
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Evaluate the surface integral of G over the surface S.S is the dome z = 6 - 8x2 - 8y2, z ? 0; G(x, y, z) = 
A. 72
B. 72?
C. 6?
D. 
?
Mathematics
Answer the question or give an explanation.List and explain at least six parts of a check. Draw a sketch showing where the parts appear.
What will be an ideal response?
Mathematics
Of the 2,598,960 different five-card hands possible from a deck of 52 playing cards, how many would contain the following cards?Two black cards and three red cards
A. 1,267,500 hands B. 845,000 hands C. 1,690,000 hands D. 422,500 hands
Mathematics
Write as a pure imaginary number.
A. - 2 + 
i
B. 2 - 
i
C. 2 + 
i
D. - 2 - 
i
Mathematics