A certain bacteria population doubles each 20 minutes.
?
A: Explain why the bacteria population is an exponential function of time.
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B: What is the hourly growth factor for the bacteria population?
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C: If there are initially 
bacteria present, write a formula that gives the population N after t hours.
What will be an ideal response?
A: The population grows exponentially because it grows by constant multiples.
?
B: 8
?
C: 
Mathematics
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Obtain the Cartesian equation of the curve by eliminating the parameter.x = cos t , y = 8 sin t
A. 64x2 + y2 = 64 B. 64x2 - y2 = 64 C. 8x2 + y2 = 8 D. x2 + 64y2 = 64
Mathematics
Round the number to the nearest ten, nearest hundred, and nearest thousand.39,662
A.
| Ten | 39,660 |
| Hundred | 39,700 |
| Thousand | 40,000 |
B.
| Ten | 39,660 |
| Hundred | 39,670 |
| Thousand | 39,000 |
C.
| Ten | 39,670 |
| Hundred | 39,700 |
| Thousand | 40,000 |
D.
| Ten | 39,670 |
| Hundred | 39,600 |
| Thousand | 39,000 |
Mathematics
Follow the order of operations to simplify the expression.
? 
A. 
B. 
C. 
D. 567
Mathematics
The graph of a polynomial function is given.
?
?
?
Find the coordinates of all local extrema.
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics