The population P of a culture of bacteria is described by the equation 
, where t is the time, in hours, relative to the time at which the population was 1600.(a) What was the population at 
variablename="impvar_eebf8b439b344ba389193fc8d" /> hours? Show your work.
(b) After how many hours will the population reach 10000.00? Round to the nearest tenth of an hour. Show your work.
What will be an ideal response?
 | = |  |
| = |  | |
| ? |  |
?
?
| (b) |  | = |  |
 | = |  | |
 | = | 0.052t | |
 | = | t | |
| 35.2 hours | ? | t |
?
Mathematics
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Solve the problem.The ellipse 
+ 
= 1 is shifted down 7 units and right 5 units. Find an equation for the new ellipse and find the new center.
A. 
+ 
= 1; center: (7, -5)
B. 
+ 
= 1; center: (-7, 5)
C. 
+ 
= 1; center: (5, -7)
D. 
+ 
= 1; center: (5, -7)
Mathematics
Add or subtract as indicated. Simplify the result whenever possible. Write any answer that contains an improper fraction as a mixed number.
- 
A. 
B. 
C. 17
D. 
Mathematics
Complete.28 L = mL
A. 0.028 B. 2.8 C. 28,000 D. 2800
Mathematics
Solve.
- 
= 
A. -8
B. - 
C. - 
D. empty set solution
Mathematics