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Mathematics, 22.10.2020 20:01 briannamoreno12353

X 1 4 7 13 16 19 y 4 7 10 16 19 22
Based on the relationship between the independent variable x and dependent variable y above, Leia believes that the domain is {1, 4, 7, 10, 13, 16, 19} and the range is {4, 7, 10, 16, 19, 22}. Is Leia correct? If not, determine Leia's error, and state the correct domain and/or range.

(1 point)
Leia is incorrect; 22 should be in the domain. The correct domain is {1, 4, 7, 10, 13, 16, 19, 22}.

Leia is incorrect; 10 should not be in the domain. The correct domain is {1, 4, 7, 13, 16, 19}.

Leia is correct.

Leia is incorrect; 13 should be in the range. The correct range is {4, 7, 10, 13, 16, 19, 22}.

question 2
What are the domain and range of the function represented by the graph below?

Two U-shaped curves are graphed on a four quadrant coordinate plane. The horizontal x-axis and the vertical y-axis go from negative 6.5 to 6.5 in increments of 1. The graph has two branches. The first branch is a U-shaped curve that opens to the left with a vertex at the plotted and labeled point left parenthesis negative 2 comma 0 right parenthesis and passes through approximately left parenthesis negative 4.5 comma 4 right parenthesis and approximately left parenthesis negative 4.5 comma negative 4 right parenthesis. The second branch is a U-shaped curve that opens to the right with a vertex at the plotted and labeled point left parenthesis 2 comma 0 right parenthesis, and passes approximately through left parenthesis 4.5 comma 4 right parenthesis and left parenthesis 4.5 comma negative 4 right parenthesis.

(1 point

The domain is (βˆ’βˆž, βˆ’2]βˆͺ[2,+∞) and the range is (βˆ’βˆž,+∞).

The domain is (βˆ’βˆž,+∞) and the range is (βˆ’βˆž, βˆ’2]βˆͺ[2,+∞).

The domain is (βˆ’βˆž, βˆ’2)βˆͺ(2,+∞) and the range is (βˆ’βˆž,+∞).

The domain is (βˆ’βˆž,+∞) and the range is (βˆ’βˆž, βˆ’2)βˆͺ(2,+∞).

question 3 - A decreasing linear function with independent variable x and dependent variable y approaches the x-axis at x=8 and approaches the y-axis at y=6. However, this function is not defined for any value of x between 0 and 8, nor any value of y between 0 and 6.

What are the domain and range of this linear function?

question 4- A function y=6xβˆ’9 is defined for a set of x-values greater than βˆ’15 and a set of y-values less than 27. What are the domain and range of this function?(1 point)
The domain is (βˆ’15, 3) and the range is (βˆ’81, 27).

The domain is (βˆ’15, 6) and the range is (βˆ’99, 27).

The domain is (βˆ’15, 3) and the range is (βˆ’99, 27).

The domain is (βˆ’15, 6) and the range is (βˆ’81, 27).

question 5- Write a function that models the following description: A man drove a total of 40 miles over a 2-hour period.(1 point)
f(___)=___

Question 6- Which of the following functions has a rate of change of 5?(2 points)

f(5)=300 and f(7)=290

f(3)=278 and f(5)=320

f(5)=225 and f(10)=250

f(2)=317 and f(5)=296

Question 7-Four different towns in the same state grew in size due to a revitalization effort. The population of town A grew from 22,000 to 24,500 in 4 years. The population of town B grew from 31,200 to 34,770 in 6 years. The population of town C grew from 18,000 to 22,000 in 5 years. The population of town D grew from 32,000 to 34,100 in 3 years. Which town had the greatest average change in population over the corresponding time period?(1 point)

town A

town B

town D

town C

Question 8- Which table has the greatest rate of change over the interval from 1 to 4?(1 point)

x 1 2 3 4
j(x) 22 23 26 30

x 1 2 3 4
g(x) 12 13 16 28

x 1 2 3 4
h(x) 0 3 5 10

question -A graph has the domain 1≀x<5. Describe the end points of the graph. Include where the end points are, what they look like on the graph, and if the corresponding y-values are included in the range of the function


X 1 4 7 13 16 19

y 4 7 10 16 19 22
Based on the relationship between the independent variable x a

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X 1 4 7 13 16 19 y 4 7 10 16 19 22
Based on the relationship between the independent variable...
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