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MAC 1105 - Fernandez - Spring 25, section 003, Spring 2025
INSTRUCTOR
3.3 Comparing Linear and Exponential Growth (Homework) Chessy Fernandez
Santa Fe College
Current Score
QUESTION 1 2 3 4 5 6 7 8 9
POINTS 6.25/6.25 6.25/6.25 6.25/6.25 6.25/6.25 6.25/6.25 6.25/6.25 6.25/6.25 6.25/6.25 6.25/6.25 6.2
TOTAL SCORE
98.08/100 98.1%
Due Date
MON, FEB 24, 2025
11:59 PM EST
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Assignment Submission & Scoring
Assignment Submission
For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or
change the answer.
Assignment Scoring
Your best submission for each question part is used for your score.
https://www.webassign.net/web/Student/Assignment-Responses/submit?dep=36205229&tags=autosave#question4912134_15 1/23
,24/2/25, 9:21 p.m. 3.3 Comparing Linear and Exponential Growth - MAC 1105 - Fernandez - Spring 25, section 003, Spring 2025 | WebAssign
1. [6.25/6.25 Points] DETAILS MY NOTES SCOLALGCC1 3.3.001.
PREVIOUS ANSWERS ASK YOUR TEACHER PRACTICE ANOTHER
A population is modeled by f(x) = 4 · 9 x.
(a) The average rate of change of f varies on different intervals.
(b) The percentage rate of change of f is constant on all intervals of length 1.
(c) The percentage rate of change of f between x = 3 and x = 4 is 800 %.
2. [6.25/6.25 Points] DETAILS MY NOTES SCOLALGCC1 3.3.002.
PREVIOUS ANSWERS ASK YOUR TEACHER PRACTICE ANOTHER
A set of data with equally spaced inputs is given in the table below. Complete the table for the percentage rate of change of the outputs y.
Percentage rate
x y of change
0 8 —
1 32 300%
2 128 300 %
3 512 300 %
4 2048 300 %
(a) Since the percentage rate of change is constant , there is an exponential model f(x) = C · a x that fits the data.
(b) The percentage rate of change is the constant 300 %, so the growth rate r is 3 , and the growth factor a is 4 .
x
(c) An exponential model that fits the data is f(x) = 8 ·4 .
https://www.webassign.net/web/Student/Assignment-Responses/submit?dep=36205229&tags=autosave#question4912134_15 2/23
, 24/2/25, 9:21 p.m. 3.3 Comparing Linear and Exponential Growth - MAC 1105 - Fernandez - Spring 25, section 003, Spring 2025 | WebAssign
3. [6.25/6.25 Points] DETAILS MY NOTES SCOLALGCC1 3.3.005.
PREVIOUS ANSWERS ASK YOUR TEACHER PRACTICE ANOTHER
True or false?
(a) The function f(x) = 7x + 6 has constant average rate of change on all intervals.
True
False
(b) The function f(x) = 3 x has constant percentage rate of change on all intervals of length one.
True
False
4. [6.25/6.25 Points] DETAILS MY NOTES SCOLALGCC1 3.3.007.
PREVIOUS ANSWERS ASK YOUR TEACHER PRACTICE ANOTHER
Identify each type of growth as linear or exponential.
(a) Doubling every 3 years
linear
exponential
(b) Adding 3,000 units each year
linear
exponential
(c) Increasing by 5% each year
linear
exponential
(d) Multiplying by 3 each year
linear
exponential
https://www.webassign.net/web/Student/Assignment-Responses/submit?dep=36205229&tags=autosave#question4912134_15 3/23