The rectangles in each pair are similar. Find the unknown measures
Expand 4(-2y + 3).
-8y + 12
2y + 7
-8y + 3
2y + 12
Random Math because I'm too lazy time ¯\_(ツ)_/¯
William writes a function
f(x)=−2x−10
. He uses an input-output table to represent the function.
What is the output of William’s function when the input is
−6?
Answer:
2
Step-by-step explanation:
f(-6) = -2(-6) - 10
f(-6) = 12 - 10
f(-6) = 2
What is the number of the parking space covered by the car?
Answer:
87
Step-by-step explanation:
If you look at the numbers upside down they are 86, 88, 89, 90 and 91 so the number that is covered by the car is 87.
A set of values, ideas, and attitudes that is learned and shared among members of a group is called ______.
A set of values, ideas, and attitudes that is learned and shared among members of a group is called culture. Culture can also be seen as a dynamic process of negotiation and change, as people adapt to new circumstances and encounter new ideas and ways of life.
Culture is a set of values, ideas, and attitudes that is learned and shared among members of a group. It provides a foundation for the creation of attitudes and behaviors, as well as for the development of social norms and mores. Culture also includes the social and material structures that make up the everyday world of people. Culture is an important concept in the social sciences, as it helps us to understand the ways in which people create meaning and make sense of their experiences.
Long answer:Culture is a complex term that has many different meanings. At its most basic level, culture refers to the set of values, ideas, and attitudes that is learned and shared among members of a group. These values, ideas, and attitudes provide a foundation for the creation of attitudes and behaviors, as well as for the development of social norms and mores. Culture also includes the social and material structures that make up the everyday world of people.Culture can be seen as a way of life, or as a system of symbols and meanings that people use to make sense of their experiences. It can be seen as the lens through which people view the world, or as the set of practices and beliefs that define who people are and how they relate to each other. Culture is transmitted from one generation to the next through a process of socialization. This process involves the learning of language, customs, values, and other cultural practices. It also involves the internalization of norms and mores, or the social rules and expectations that govern behavior. In this way, culture serves as a kind of glue that holds societies together, providing a common language and shared sense of identity. It also helps us to understand the ways in which societies change and adapt over time. By studying culture, we can gain insights into the social, economic, and political systems that make up our world.
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Given R'S'T'U' is a dilation of RSTU, find the scale factor of dilation.
Answer:
The scale factor of a dilation is 3.
Step-by-step explanation:
Given the length ST of the rectangle RSTU
The length ST of the rectangle = 8 units
It is clear that the corresponding length S'T' = 23 is 3 times the length of the original length ST = 8
i.e.
S'T' = 3(ST)
S'T' = 3(8) ∵ ST = 8
S'T' = 24
It indicates that the RSTU has been dilated by a scale factor of 3.
As the scale factor 3 > 1, it also indicates that the dilated rectangle R'S'T'U is enlarged.
Therefore, the scale factor of a dilation is 3.
Step 1 of 4: Find (f + g)(1)g(x)=-4x-2-10f(x) = 2x + 4-5S-SEnable Zoom/Pan5
Solution:
\(\begin{gathered} Given:\text{ } \\ f(x)=2x+4 \\ g(x)=-4x-2 \end{gathered}\)\(\begin{gathered} (f+g)(x)\text{ = 2x+4+\lparen-4x-2\rparen = 2x+4-4x-2 } \\ (f+g)(x)=-2x+2 \\ (f+g)(1)=-2(1)+2\text{ = -2+2} \\ (f+g)(1)=0 \end{gathered}\)Task 3
please pa answer na po ngayun (个_个)
Directions: Find the quotient.
1) 75.36 ÷ 0.24 =
2) 1.536 ÷ 0.3 =
3) 6.705 ÷ 0.45 = =
4) 1.875 ÷ 0.05 =
5) 6.048 ÷ 0.8 =
Task 4
Directions: Find the quotient.
1) 1.6 5.136 2) 2.8 7.364
4) 4.8 83.52
3) 3.6 65.52
5) 5.6 3.136
Answer:
eue8whiwhwihdhd123456789101122334
ASNWER ALL FOUR YES AND NO ANSWERS FOR 25 POINTS
Answer:
Yes
No
No
Yes
Step-by-step explanation:
Cosine of theta is adjacent over hypotenuse.
Sine of theta is opposite over hypotenuse.
Of the 240 pairs of shoes in a shoe store, 36 are size 10. What percent of the shoes are size 10?
Answer:
30%
Step-by-step explanation:
36/120 =.30
A survey was conducted about real estate prices. Data collected is 181386,243922,355008,406791,542820,648303,782200 , 845053,924494,1089774,1175704,1274928,1308954 . What is the median price
The median price from the given data is 648,303.
To find the median price from the given data, we need to arrange the prices in ascending order and then locate the middle value. If there is an odd number of data points, the median will be the middle value. If there is an even number of data points, the median will be the average of the two middle values.
Let's arrange the data in ascending order:
181,386,243,922,355,008,406,791,542,820,648,303,782,200,845,053,924,494,1,089,774,1,175,704,1,274,928,1,308,954
There are a total of 13 data points, which is an odd number. So, the median price is the middle value.
The middle value is the 7th value:
Median Price = 648,303
Therefore, the median price from the given data is 648,303.
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theta with hat on top subscript 1 and theta with hat on top subscript 2 are unbiased estimators of the same parameter theta. what condition must be imposed on the constants k subscript 1 and k subscript 2 so that the quantity 10 k subscript 1 theta with hat on top subscript 1 plus 10 k subscript 2 theta with hat on top subscript 2 is also an unbiased estimator of theta?
The scaled values sum up to 1/10.
How to find unbiased estimator?For a linear combination of unbiased estimators to be unbiased, the coefficients must add up to 1. That is:k subscript 1 + k subscript 2 = 1
E[10 k subscript 1 theta with hat on top subscript 1 + 10 k subscript 2 theta with hat on top subscript 2] = 10 k subscript 1 E[theta with hat on top subscript 1] + 10 k subscript 2 E[theta with hat on top subscript 2]
Since both estimators are unbiased, we have:E[theta with hat on top subscript 1] = theta
E[theta with hat on top subscript 2] = theta
Substituting these values into the above equation, :E[10 k subscript 1 theta with hat on top subscript 1 + 10 k subscript 2 theta with hat on top subscript 2] = 10 k subscript 1 theta + 10 k subscript 2 theta = theta (10 k subscript 1 + 10 k subscript 2) = theta
k subscript 1 + k subscript 2 = 1
10 k subscript 1 + 10 k subscript 2 = 10
Dividing both sides by 10:k subscript 1 + k subscript 2 = 1
k subscript 1/10 + k subscript 2/10 = 1/10
Therefore, their sum is equal to 1, and their scaled values sum up to 1/10.
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A manager is assessing the correlation between the number of employees in a plant and the number of products produced yearly. The table shows the data: Number of employees (x) 0 50 100 150 200 250 300 350 400 Number of products (y) 100 1,100 2,100 3,100 4,100 5,100 6,100 7,100 8,100 Part A: Is there any correlation between the number of employees in the plant and the number of products produced yearly? Justify your answer. (4 points) Part B: Write a function that best fits the data. (3 points) Part C: What does the slope and y-intercept of the plot indicate? (3 points).
The correlation coefficient of the number of employees and the number of products is 0.1.
What is the correlation coefficient?The correlation coefficient helps us to know how strong is the relation between two variables. Its value is always between +1 to -1, where, the numerical value shows how strong is the relation between them and, the '+' or '-' sign shows whether the relationship is positive or negative.
1 indicates a strong positive relationship.-1 indicates a strong negative relationship.A result of zero indicates no relationship at all, therefore, independent variable.
A.) In order to find the correlation between the two quantities we need to know the mean of the two values, therefore, the mean of the number of employees can be written as,
The mean of the number of employees
\(\text{Mean of the number of employees} = \dfrac{0+50+100+150+200+250+300+350+400}{9}\)
\(\text{Mean of the number of employees} = 200\)
The mean of the number of products
Mean of the number of Products \(= \dfrac{100+1100+2100 +3100+ 4100 +5100+ 6100+ 7100+ 8100}{9}\\\\\\=4100\)
Now, the table can be written in the following manner as shown below, using the formula of the correlation,
\(r =\dfrac{\sum\left(x_{i}-\bar{x}\right)\left(y_{i}-\bar{y}\right)}{\sqrt{\sum\left(x_{i}-\bar{x}\right)^{2} \sum\left(y_{i}-\bar{y}\right)^{2}}}\)
\(r =\dfrac{(30 \times 10^4)}{\sqrt{(15 \times 10^4)\times (60 \times 10^6)}}\\\\r = 0.1\)
B.) The given data follows the linear relationship, therefore, the function of the given data will follow the general equation of a line.
y = mx + C
If we look at the value of y when the value of x was 0,
\(y = mx +C \\\\100 = m(0) + C\\\\C = 100\)
Substitute the value of C in any other data point we will get,
\(y = mx+C\\\\1100 = m(50) +100\\\\m = 20\)
Hence, the function that best fits the data is y=20x+100.
C.) The slope and y-intercept of the plot indicate that as the number of employees in the organization increases the number of products increases as well. The y-intercept shows us that if there are no employees in the company at that point the company will be able to produce 100 products on its own.
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How can I complete the square of this equation Y=2x(x+5)
Answer: \(y=2 \left(x+\frac{5}{2} \right)^2 -\frac{25}{2}\)
Step-by-step explanation:
\(y=2x^2 +10x\\\\y=2(x^2 + 5x)\\\\y=2 \left(x^2 +5x +\frac{25}{4} \right)-\frac{25}{2}\\\\y=2 \left(x+\frac{5}{2} \right)^2 -\frac{25}{2}\)
C=0.4(285.7)+100
(No answer choices)
Answer:
c=214.28
plz mark as brainliest
Step-by-step explanation:
Answer:
C=0.4(285.7)+100
Step-by-step explanation:
C=0.4(285.7)+100
C= 114.28 + 100
C= 214.28
which number is irrational and why?
\( \sqrt{ \frac{4 }{9} } \)
\( \sqrt{20} \)
\( \sqrt{121} \)
a train begin a trip of 240 miles. the train averages 40 miles per hour, including stops. tasha wants to create a table to model how far the train is from its destination. her table is below. are the values in her table correct? if not, explain her mistake and create the correct table.
This table shows the distance remaining for the train at each hour of its journey.
Compare this table to Tasha's table to see if her values are correct.
If they differ, then her table is incorrect and you can use the table I provided as the correct one.
First, let's analyze the given information:
- Total trip distance: 240 miles
- Train's average speed: 40 miles per hour (including stops)
To find the time it takes to complete the trip, we can use the formula:
Time = Distance / Speed.
Time = 240 miles / 40 miles per hour = 6 hours
Now, Tasha wants to create a table to model how far the train is from its destination.
I will create a correct table for you and then you can compare it with Tasha's table to determine if her values are correct or not.
Table (Hours : Distance remaining in miles):
0 : 240
1 : 200
2 : 160
3 : 120
4 : 80
5 : 40
6 : 0.
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The turning of a figure or object about a fixed point is called:
question 3 in the analyze stage of the data life cycle, what might a data analyst do? select all that apply.
In the analyze stage of the data life cycle, the data analyst will use the spreadsheet to aggregate the data and use the formulas to perform the calculations
The data life cycle is defined as the time period that that data exist in you system. Usually the data management experts finds the six or more stages in the data life cycle
The data analyst is the person who use the interpreted data and analyze the data in order to solve the problems
The analyze stage is the one of the main stages of the data life cycle. In the stage data analyst will use the spreadsheet to aggregate the data in the system and use the formulas to perform the calculations in the system
Therefore, the data analyst will use the spreadsheet to aggregate the data and use the formulas to perform the calculations
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A triangle has a base that measures 6.4 feet. Its height measures 5 feet. How many square feet is the area of the triangle?
Answer:
16 feet
Step-by-step explanation:
Area of triangle = 1/2(a x b)
A = 1/2(6.4 x 5)
A = 32/2
A = 16 feet
. A social psychologist who is designing a study to see whether people who see a particular film are more likely to use violence as a solution to a problem plans to use a scale that assesses this construct and has a population mean of 78 with a standard deviation of 14. The psychologist expects an increase of 8 points above the population mean the predicted mean of the research population is 86). Which of the following is closest to the expected effect size? A)-1 B) - 5 C) 0
D) 5 E) 1
1 is the option that comes closest to this value; hence the response is (E) 1. This suggests that the projected effect magnitude is quite substantial.
What does math's standard deviation mean?The standard deviation, a metric that describes how distributed evenly a dataset is with respect to its mean, is calculated as the square root of variance. By calculating the deviation of each data point from the mean, the standard deviation may be determined as that of the scale factor of variance.
The Cohen's d formula can be used to determine the anticipated effect size:
d = (X - μ) / σ
Where X is the research population's anticipated mean, is the population's mean, and is its standard deviation.
We obtain the following by substituting the values in the question:
d = (86 - 78) / 14
d = 8 / 14
d = 0.57
The closest option to this value is 1, so the answer is (E) 1. This indicates that the expected effect size is relatively large.
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What is the value of 30-2(7+2)-1?
A. 11
B. 14
C. 17
D. 19
Answer:
A. 11Step-by-step explanation:
30-2(7+2)-1
= 30 - 2(9) - 1
= 30 - 18 - 1
= 11
Apex Financial Literacy: Comparing Credit and APR
Jesse has a balance of $1200 on a credit card with an APR of 18. 7%, compounded monthly. About how much will he save in interest over the course of a year if he transfers his balance to a credit card with an APR of 12. 5%, compounded monthly? (Assume that Jesse will make no payments or new purchases during the year and ignore any possible late payment fees. )
A. $87. 33
B. $85. 77
C. $181. 46
D. $117. 85
To calculate the interest savings, we need to find the difference in the amount of interest paid between the two credit cards.
For the first credit card with an APR of 18.7% compounded monthly, the annual interest can be calculated as follows:
Annual interest = Balance * (APR/100)
= $1200 * (18.7/100)
= $224.40
For the second credit card with an APR of 12.5% compounded monthly, the annual interest can be calculated as follows:
Annual interest = Balance * (APR/100)
= $1200 * (12.5/100)
= $150.00
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What is the slope of the line shown?
Answer:
-11/6
Step-by-step explanation:
you can use rise over run to find your answer
Two cars travel at the same speed to different destinations. Car A reaches its destination in 12 minutes. Car B reaches its destination in 18 minutes. Car B travels 4 miles farther than Car A. How fast do the cars travel? Write your answer as a fraction in simplest form.
Answer:
chatGPT
Step-by-step explanation:
Let's denote the speed of each car as v, and the distance that Car A travels as d. Then we can set up two equations based on the information given:
d = v * (12/60) (since Car A reaches its destination in 12 minutes)
d + 4 = v * (18/60) (since Car B travels 4 miles farther than Car A and reaches its destination in 18 minutes)
Simplifying the equations by multiplying both sides by 60 (to convert the minutes to hours) and canceling out v, we get:
12v = 60d
18v = 60d + 240
Subtracting the first equation from the second, we get:
6v = 240
Therefore:
v = 240/6 = 40
So the cars travel at a speed of 40 miles per hour.
help me please thank you!!
Answer:
6+1.25t
Step-by-step explanation:
W(in the 1st month)=6+1.25
W(in the 2nd month)=6+1.25+1.25
W(in the 3rd month)=6+1.25+1.25+1.25
W(in the t months)=6+t(1.25)
calculate 6/√2 and express it in form of a√b
Answer:
\(3 \sqrt{2} \)
Step-by-step explanation:
\( \frac{6}{ \sqrt{2} } = \frac{6}{ \sqrt{2} } \times \frac{ \sqrt{2} }{ \sqrt{2} } = \frac{6 \sqrt{2} }{2} = 3 \sqrt{2} \)
We can't have a fraction that has a number under square root as it's denominator. So we will have to rationalize it, which means we will multiply the numerator and also the denominator by the number that is under the square root.
Hope this helps ;) ❤❤❤
Answer:
\(\boxed{\sf 3\sqrt{2}}\)
Step-by-step explanation:
\(\displaystyle \frac{6}{\sqrt{2} }\)
\(\sf Multiply \ both \ numerator \ and \ denominator \ by \ \sqrt{2}\)
\(\displaystyle \frac{6 \times \sqrt{2} }{\sqrt{2} \times \sqrt{2} }\)
\(\displaystyle \frac{6\sqrt{2} }{2 }\)
\(\sf Simplify\)
\(3\sqrt{2}\)
select the correct choice
Answer:
the answer is "A"
The Reason:
1. it's equal so the circle is going to be shaded
2. and it less than 5 so it will be to the right
Need help with this I need the value of x
You will need a graduated scale and you measure.. it will be something like x ≈ 5.2 or 5.3 approximately
You can see in the picture below what you need to find. It is the red point in the picture
Good luck
Tyrone has 16 model airplanes on his shelf. He has 4 times as many model airplanes as model trains. How many model trains does Tyrone have?
Write multiplication and division equations to model and solve the problem. Use m for the unknown