1. consider the relationship between the height of a tree and time. Time would be considered which of the following?
a. function
b. input function
c. independent variable ****
d. dependent variable
2. which of the following describes the relationship between the length of a rectangle and its width as width varies and area stays the same?
a. as width decreases, length stays constant.
b. as width decreases, length increases***
c. as width decreases, length decreases.
d. as width increases, area increases
plz help me with this test, I'm struggling to keep up with my class and I must pass this test
ive got 21
Hey Imposter and anyone else reading this. You may have the correct answers for you, but it seems the teacher gave us the same questions but not the same answers. For number 1, D is an independent value, not C. (For my test) This is the same case with others. While our answers may match up our letters don't.
I have 21 questions.
what r the answers i need them plz
1. Consider the relationship between the height of a plant and time. Time would be considered which of the following?
A. function
B. input function
C. independent variable <<
D. dependent variable
2. Which of the following describes the relationship between the length of a rectangle and its width as width varies and perimeter stays the same?
A. as width decreases, length stays constant.
B. as width decreases, length increases
C. as width decreases, length decreases.
D. as width increases, area increases <<
3. A zoo is keeping track of the weight of a baby elephant. The table shows the weight for the first, second, third, and fourth weeks. Which graph could represent the data shown in the table?
A. Increasing, Straight line
B. Increasing, Curved <<
C. Decreasing, Straight line
D. Decreasing, Curved
4. The table shows the amount of money made by a summer blockbuster in each of the first four weeks of its theater release. Which graph could represent the data shown in the table?
A. Decreasing, Straight line
B. Increasing, Straight line
C. Decreasing, Curved <<
D. Increasing, Curved
5. In the diagram below, what is the relationship between the number of triangles and the perimeter if the figure they form?
A. The perimeter P is equal to the length of the base of one triangle multiplied by the number of triangles in the figure n plus the length of another side. The equation for the perimeter is P=5n+7
B. The perimeter P is equal to the length of a side of one triangle multiplied by the number of triangles in the figure n plus the length of the base. The equation for the perimeter is P=7n+5
C. The perimeter P is equal to the length of a side of one triangle multiplied by the number of triangles in the figure n plus two times the length of the base. The equation for the perimeter is P=7n+10
D. The perimeter P is equal to the length of the base of one triangle multiplied by the number of triangles in the figure n plus two times the length of another side. The equation for the perimeter is P=5n+14
6. The table shows the relationship between the number of players on a team and the minutes each player gets to play.
7, 35
8, 30
9, 25
10, 20
Is the relationship a function that is increasing or decreasing? Is the relationship a function that is linear or nonlinear?
A. increasing; linear
B. increasing; non-linear
C. decreasing; linear <<
D. decreasing; non-linear
7. The ordered pairs (1, 36), (2,49), (3, 64), (4, 81), and (5, 100) represent a function. What is a rule that represents this function?
A. y=x^2
B. y=36x
C. y=(x+5)^2 <<
D. y=(x+6)^2
8. The ordered pairs (0, 1), (1, 6), (2, 36), (3, 216), and (4, 1,296) represent a function. What is a rule that represents this function?
A. y=6x
B. y=(x+6)^2
C. y=x^6
D. y=6^x <<
9. Write a function rule for the area A of a triangle whose base b is 5 cm less than 4 times the height h. What is the area of the triangle when the height is 16 cm?
A. 4h^2-5h; 944 cm^2
B. 4h-5/2; 29.5 cm^2
C. 4h^2-5h/2; 472 cm^2 <<
D. 4h-5; 59 cm^2
10. Identify the mapping diagram that represents the relation and determine whether the relation is a function.
A. Function, Arrows going to -7 <<
B. Not a function, Arrows going to -7
C. Not a function, Arrows going to -3, -2, 4, 5
D. Function, Arrows going to -3, -2, 4, 5
11. Identify the mapping diagram that represents the relation and determine whether the relation is a function.
A. Function, Arrows going to -5, 6, -3, 7
B. Not a function, Arrows going to -5, 6, -3, 7 <<
C. Not a function, Arrows going to -2, -1, 5
D. Function, Arrows going to -2, -1, 5
12. The function b(n)=6n represents the number of light bulbs b(n) that are needed for n chandeliers. If b(n)=90, what is the value of n?
A. 15 <<
B. 12
C. 96
D. 540
13. Tell whether the sequence is arithmetic. If it is, what is the common difference?
-12, -8, -5, -3, . . .
A. no <<
B. yes; 2
C. yes; 3
D. yes; 4
14. Tell whether the sequence is arithmetic. If it is, what is the common difference?
19, 11, 3, -5
A. No
B. Yes; 1/8
C. Yes; 8
D. Yes; -8 <<
15. Bean plants grow rapidly. A bean plant is 16 inches tall. Tomorrow it will be 24 inches tall, the next day it will be 32 inches tall, and on the next day it will be 40 inches tall. Write a rule to represent the heights of the bean plant as an arithmetic sequence. how tall will the plant be in 12 days?
A. A(n)=16+(n-1)8; 104 inches <<
B. A(n)=16+(n-1)8; 116 inches
C. A(n)=16n; 192 inches
D. A(n)=12n; 144 inches
16. What is the graph of the function rule?
y=|4x|-3
A. Upside down V, Starts at -3
B. Upside down V, Starts at 3
C. V, starts at 3
D. V, starts at -3 <<
17. In the diagram below, what is the relationship between the number of rectangles and the perimeter of the figure they form?
(8 for the length [stays the same], rectangles increase by 4 on the top)
Which of the following tables represents the relationship in the diagram above?
A. # of rectangles - 1, 2, 3. . .Perimeter - 12, 24, 36
B. # of rectangles - 1, 2, 3. . .Perimeter - 32, 64, 96
C. # of rectangles - 1, 2, 3. . .Perimeter - 24, 32, 40 <<
D. # of rectangles - 1, 2, 3. . .Perimeter - 12, 24, 44
18, 19, 20, and 21 are essay questions and I do not have the authority to go any further (also because I am not confident that I will get 100 on the essay questions).
Good luck! The multiple-question answers I did are 100% correct. (This was a lot of work. Hope it helps you.)
The number of questions you have on your test depends on whether you're in Honors or Regular classes. Since I am in Honors, I have 21 questions (17 multiple choices, 4 short essay questions). So be careful you get the right one! I will place down my answers for Honors Unit 5 Test. Please be patient. :)
For now, good luck.
I would be happy to assist you with your test!
1. In a relationship between the height of a tree and time, time is considered the independent variable. This means that time is the variable that is being manipulated or controlled in the experiment. The height of the tree, on the other hand, is the dependent variable, as it depends on the value of the independent variable. So, the correct answer is c. independent variable.
To determine the independent variable, you can look for the variable that is intentionally changed or manipulated by the experimenter.
2. In the relationship between the length and width of a rectangle, as the width varies and the area stays the same, the correct answer is b. as width decreases, length increases. This is because if the area stays the same, decreasing the width would require an increase in the length to compensate and maintain the same area. Conversely, if the width were to increase, the length would need to decrease in order to maintain the same area.
To solve similar problems, you can use the formula for the area of a rectangle, which is length multiplied by width (Area = length x width). By keeping the area constant, you can manipulate the equation to determine how changes in one variable affect the other.
Remember to carefully read and analyze the information given in the question and apply your understanding of mathematical concepts. Practice solving similar problems and ask your teacher for additional help if needed. Good luck with your test!
there 19 lol
1. C
2.b
3.b
4.c
5.d
6.c
7.c
8.d
9.c
10.A
11.b
12.c
13.d
14.d
15.b
16.d
17.c
I promise their right