Write an exponential function in the form y=ab^x that goes through points (0,5) and (4, 6480).
1 point
1
Question 2
2.
The population of rabbits on an island is growing exponentially. In the year 1991, the population of rabbits was 9100, and by 1998 the population had grown to 18000.
What is the equation for this situation? Use y=a(b)^x and round b to the ten-thousandth.
1 point
1
Question 3
3.
Using your answer from [2]:
Predict the population of rabbits in the year 2006, to the nearest whole number.
1 point
1
Question 4
4.
Create a parent table for y=(4)^x
Then, graph y=-(4)^{x-4}+5
Be sure to include the asymptote.
1 point
1
Question 5
5.
1 point
1
Question 6
6.
1 point
1
Question 7
7.
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1
Question 8
8.
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1
Question 9
9.
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1
Question 10
10.
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1
Question 11
11.
1 point
1
Question 12
12.
1 point
1
Question 13
13.
1 point
1
Question 14
14.
1 point
1
Question 15
15.
1 point
1
Question 16
16.
Create a parent table for y=3\log_2(x+5)+4
Then, graph it. Be sure to include the asymptote.
1 point
1
Question 17
17.
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1
Question 18
18.
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Question 19
19.
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Question 20
20.
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Question 21
21.
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Question 22
22.
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Question 23
23.
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Question 24
24.
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Question 25
25.
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Question 26
26.
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1
Question 27
27.
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1
Question 28
28.
In the accompanying table, x represents study time, in hours, and y represents the final test score. Write a logarithmic regression equation for this set of data, rounding all coefficients to the nearest ten-thousandth.
1 point
1
Question 29
29.
Using the equation from [28], estimate how many hours a student studied, to the nearest hour, who scored a 98 on the test.
You can write your work, or take picture of the calculator screen.
If you haven't finished DeltaMath, it is available through this weekend for partial credit.
