Number of Movies
12
15
9
22
Total Cost
$35.00
$42.50
$27.50
$60.00
Ashley graphed the relationship in the tableWhat is the slope of the graph, and what does it represent?
Answer:
The slope is m=2.5 $/movie
Step-by-step explanation:
The slope of the graph could be found using any two points y and the equation for slope of a line, which is
So, we select the points y , and we replace the values in the equation for slope,
And in this case, represents the cost to rent one movie.
Answer: The slope of the graph is 2.50, and it represents the cost of each movie
Step-by-step explanation:
Select from the drop-down menus to correctly complete each statement.
The function is an exponential Choose...
function.
The percent rate of change of the function is Choose..
%
The function is an exponential growth function, and the percent rate of change of the function is 160%
An exponential function is a mathematical function of the following form: f(x) = aˣ. where x is a variable, and a is a constant called the base of the function.
Given is an exponential function, f(x) = 0.3(2.6)ˣ
This is in the form of,
f(x) = a(b)ˣ
Where,
a is the initial value or y-intercept
b is the base of the exponential function
If b> 1---> we have a growth function
if b< 1---> is a decay function
If r is the percent rate of change
b = (1+r)
We have
a = 0.3
b = 2.6
Since, the value of b >1
Therefore,
f(x) = 0.3(2.6)ˣ is a growth function
For r,
r = b-1 = 2.6-1 = 1.6
Converting into percent,
1.6 x 100 = 160%
Hence, the function is an exponential growth function, and the percent rate of change of the function is 160%
Learn more about exponential function, click;
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