Which description of the graph of y=110x is most accurate?
The graph is a line that rises steeply from left to right and passes through the origin.
The graph is a line that rises gradually from left to right and passes through the origin.
The graph is a line that falls gradually from left to right and passes through the origin.
I don't know.
Answer:
The correct option is;
The graph is a line that rises steeply from left to right and passes through the origin
Step-by-step explanation:
The given equation is y = 110·x
Comparing the given equation to the general equation of a straight line, y = m·x + c
Where;
m = The slope of the straight line graph
c = The y-intercept
We have;
The slope of the given equation, y = 110·x = 110
The y-intercept, which is given by the constant c in the given equation = (0, 0)
Therefore, by the slope of the equation, for each unit increase in x, y increases by 110, therefore, the graph is a straight line that rises steeply and passes through the origin
The true option is (2) The graph is a line that rises gradually from left to right and passes through the origin.
The linear function is given as:
y = 110x
A linear function that passes through the origin has the form y = mx.
This means that:
m = 110
When m > 0, then the line of the graph rises from left to right.
Hence, the true option is (2)
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The unit rate of change of yyy with respect to xxx is the amount yyy changes for a change of one unit in xxx.
The table below represents a proportional relationship with a constant unit rate of change of yyy with respect to xxx.
Which describes a greater unit rate of change of yyy with respect to xxx, the equation y=7.6xy=7.6xy, equals, 7, point, 6, x or the table?
xxx 111 222 333 444
yyy 888 161616 242424 323232
A slope is defined as the unit rate of change of variable "y" with respect to x. The unit rate of change of variable "y" with respect to x is 8
What is a slope?A slope is defined as the unit rate of change of variable "y" with respect to x. It is also known as the gradient.
The formula for calculating the slope of a line is expressed as:
Slope = y2-1/x2-x1
Using the coordinate points (1, 8) and (2,16)
Slope = 16-8/2-1
Slope = 8/11
Slope = 8
Hence the unit rate of change of variable "y" with respect to x is 8
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Answer:
the equation
Step-by-step explanation:
see pictures
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☁️ Answer ☁️
Hamood?
Hamood
Hamood
Hamood habibi Hamood, Hamood habibi
Hamood habibi Hamood, Hamood habibi
Hamood?
Hamood
Goum eg'ad men ennoama!
Goum eg'ad men ennoama! Goum eg'ad men ennoama!
Ya Ahmad Hamadi
Ya Ahmad Hamadi
What is the sufragerie area of this shape?
1cm
5cm
4cm
6cm
3cm
2cm
Answer:
I think the answer would be 88
↑
You buy 60 of your favorite songs from a Web site that charges $0.97 for each song. What is the cost of 60 songs? Use mental math.
is
The total cost of 60 songs
(Simplify your answer.)
an example
Get more help.
31
4
Clear all
When 60 of your favorite songs are purchased from a website for $0.97 apiece, the total cost comes to $58.80.
what is unitary method ?The unit technique is a method of problem-solving where you first calculate the value of a single unit, then multiply that value to get the answer. Simply expressed, a single unit value is extracted from a specified multiple using the unit method. For instance, 40 pens will set you back 400 rupees, or $1.01. The method used to accomplish this might be standardized. a solitary nation. anything has a distinctive component. (Mathematics, Algebra) Its adjoint and reciprocal are equivalent. (Linear Algebra, Mathematical Analysis, Mathematics of Matrix or Operators)
given
This straightforward real-world issue can be resolved by by multiplying the number of tracks by the $0.98 per song price.
60 x 0.98 = $ 58.80
When 60 of your favorite songs are purchased from a website for $0.97 apiece, the total cost comes to $58.80.
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Let R1= {(1, 2), (2, 3), (3, 4)} and R2= {(1, 1), (1, 2), (2, 1), (2, 2), (2, 3), (3, 1), (3, 2), (3, 3), (3, 4)} be relations from {1, 2, 3} to {1, 2, 3, 4}. Then find the indicated relations.
(Write the ordered pairs (a,b) in increasing order of first a and then b, separated by commas with one space after commas. For example, (1, 2), (1, 4), (2, 3), (3, 4), (3, 5).)
(Please enter "null" if the relations consist of no ordered pairs.)
a) Find the union of the given relations R1 and R2.
R1 U R2 is _____.
b) Find the intersection of the given relations R1 and R2.
c) Find the difference of the given relation R2 from R1.
d) Find the difference of the given relation R1 from R2.
a) Union of the given relations R1 and R2, R1 U R2 is {(1, 1), (1, 2), (2, 1), (2, 2), (2, 3), (3, 1), (3, 2), (3, 3), (3, 4)}.
Given, R1 = {(1, 2), (2, 3), (3, 4)}R2 = {(1, 1), (1, 2), (2, 1), (2, 2), (2, 3), (3, 1), (3, 2), (3, 3), (3, 4)}To find the union of two sets, we have to take all the elements in both the sets. The union of two sets A and B is the set of elements, which are in A or in B or in both. Therefore, R1 U R2 = {(1, 1), (1, 2), (2, 1), (2, 2), (2, 3), (3, 1), (3, 2), (3, 3), (3, 4)}.b) Intersection of the given relations R1 and R2. The intersection of R1 and R2 is {(1, 2), (2, 3)}
The intersection of two sets A and B is the set of elements which are in A and B both. Therefore, R1 ∩ R2 = {(1, 2), (2, 3)}.c) Difference of the given relation R2 from R1. R2 - R1 is {(1, 1), (2, 1), (2, 2), (3, 1), (3, 2), (3, 3)}.In this case, we need to subtract the set R1 from set R2, that is R2 - R1. Therefore, R2 - R1 = {(1, 1), (2, 1), (2, 2), (3, 1), (3, 2), (3, 3)}.d) Difference of the given relation R1 from R2. R1 - R2 is full explanation:In this case, we need to subtract the set R2 from set R1, that is R1 - R2. Therefore, R1 - R2 is null since R2 has some elements which are not in R1. Hence the main answer is null.
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2 3 4 5 6 7 8 9 10
TIME REMAINING
41:13
The Bears have won 7 and tied 2 of their last 13 games. They have not forfeited any games. Which ratio correctly compares their wins to losses?
7:13
13:7
4:7
7:4
On a coordinate plane, a dashed straight line has a positive slope and goes through (negative 3, negative 7) and (0, 2). Everything to the left of the line is shaded.
Which linear inequality is represented by the graph?
y < 3x + 2
y > 3x + 2
y < One-thirdx + 2
y > One-thirdx + 2
Answer:
y < 3x + 2
Step-by-step explanation:
We will be solving this in slope-intercept form, which is a form that gives us the slope and the y-intercept of the graph explicitly:
\(y=mx+b\), m is the slope and b is the y-intercept
We are given that everything to the left of the resulting line is shaded, so we know that the inequality sign will be < (less than). That already eliminates the second and fourth options. We also know the y-intercept, or the point where the graph crosses the y-axis and x is 0. because it is given to us (2, which comes from the point (0,2)). To figure out the slope, we can use the formula since we are given two points [(-3, -7) and (0, 2)] the line passes through. The formula, which is mapped out below, tells us that the slope is just the difference in rise (vertical movement) divided by the difference in run (horizontal movement).
\(m=\frac{-7-2}{-3-0} =\frac{-9}{-3} =3\)
Now we have all the information we need to find the inequality. The slope is 3, the y-intercept is 2, and the sign is <. The first inequality fits these criteria, meaning the correct linear inequality is y < 3x + 2
Find each product
6xy2(x4+3x3y+3xy3)
PLEASE HELP!!! ASAP!!
Answer:
6x^3y^2+18x^4y^3+18x^2y^5
Step-by-step explanation:
Multiply each term:
6x^3y^2+18x^4y^3+18x^2y^5
Plz mark me brainliest!!
You have a mortagege of $275,000
after down payment with an interest
rate of 3% for 30 years.
What does P, r,n, and t are equal to?
Answer:
Our calculator limits your interest deduction to the interest payment that would be paid on a $1,000,000 mortgage. Interest rate: Annual interest rate for this
Step-by-step explanation:
Multiply. Write the answer in simplest form.
13/18 x 6/7
Answer:
13/21
Step-by-step explanation:
Solving steps
13/18 × 6/7
Simplify the expression
13/3 × 1/7
Multiply
Solution:
13/21
Alternative Form
0.619047
The answer in simplest form 13/18 x 6/7 = 13/21
To find the answer in simplest form 13/18 x 6/7
Simplify this, multiple nominator to nominator and denominator to denominator
(13 × 6)/(18 × 7) = 78/126
Now, reduce the fraction divide by 6,
we get, 78/126 = 13/21
Therefore, the final answer is 13/21.
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What is the slope of each line? Line A: y = negative 5 x minus 2 Line B: y = 2 x + 3
andre lives with his wife and three children. approximately how many pounds of municipal solid waste does andre and his family generate each day?
If andre lives with his wife and three children. 22 pounds of municipal solid waste his family generates each day.
What is population density?It is defined as the ratio of the population to the total area. The population density represents the average number of people living in each square unit.
It is given that and lives with his wife and three children.
We have to find the mass of municipal solid waste Andre and his family generate each day.
From the data research 22 pounds of municipal solid waste, his family generates each day.
Thus, if Andre lives with his wife and three children. 22 pounds of municipal solid waste his family generates each day.
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Find a set of parametric equations for the rectangular equation that satisfies the given condition. (enter your answers as a comma-separated list. ) y = x2, t = 4 at the point (4, 16)
The set of parametric equations for the rectangular equations are x= t and y = t²
What are parametric equations?A parametric equation in mathematics specifies a set of numbers as functions of one or more independent variables known as parameters.
We have:
y = x²,
t = 4 at the point (4, 16)
The parametric equation can be model:
x = t and
y = t²
Plugging t = 4 and point (4, 16)
4 = 4 and
16 = 16
Satisfy the parametric equation.
Thus, the set of parametric equations for the rectangular equations are x= t and y = t²
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The rent of a bowling lane is $25 for 5 minutes.
How much per minute?
Answer:
5 dollars
Step-by-step explanation:
find the square root and of 1+i√3
find the square root and of 1+i√3
what is a type ii error? rejecting a false null hypothesis accepting a false alternate hypothesis rejecting a false alternate hypothesis failing to reject a false null hypothesis
A type II error is a statistical term used to describe the failure to reject a false null hypothesis. It occurs when the null hypothesis is actually false but is not rejected because the statistical test failed to find significant evidence against it.
In other words, it happens when an alternative hypothesis is true, but we fail to reject the null hypothesis.
Types of errors in hypothesis testing
There are two types of errors in hypothesis testing:
Type I error: Rejecting a true null hypothesis
Type II error: Failing to reject a false null hypothesis.Type I error occurs when a true null hypothesis is rejected while Type II error occurs when a false null hypothesis is not rejected. These types of errors are inversely related, meaning that a decrease in one type of error causes an increase in the other.
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Question 12 of 25 Four different sets of objects contain 4, 5, 6, and 8 objects. How many unique combinations can be formed by picking one object from each set? O A. 141 B. 23 C. 529 O D. 960
Answer:
D
Step-by-step explanation:
4C1*5C1*6C1*8C1
=960
T/F. We can test the zero conditional mean assumption by estimating the simple regression model and examining the covariance between the residuals and the explanatory variable
True. We can test the zero conditional mean assumption, also known as the exogeneity assumption, by estimating the simple regression model and examining the covariance between the residuals and the explanatory variable.
The zero conditional mean assumption is one of the key assumptions in linear regression analysis, and it states that the error term (residual) in the regression model has a mean of zero conditional on the values of the explanatory variables.
To understand why we can test the zero conditional mean assumption by examining the covariance between the residuals and the explanatory variable, let's delve into the concept of covariance and its relationship with the assumption.
Covariance measures the linear relationship between two variables. In the context of a regression model, if the zero conditional mean assumption holds, then the error term is uncorrelated with the explanatory variable. This implies that the covariance between the residuals and the explanatory variable should be close to zero.
To test this assumption, we can estimate the simple regression model, which involves regressing the dependent variable on a single explanatory variable. The estimated regression model provides us with the residuals, which are the differences between the observed values of the dependent variable and the predicted values obtained from the regression equation.
Once we have the residuals, we can calculate the covariance between the residuals and the explanatory variable. If the covariance is close to zero or statistically insignificant, it suggests that the zero conditional mean assumption holds, indicating that the error term is not systematically related to the explanatory variable.
If, on the other hand, the covariance between the residuals and the explanatory variable is significantly different from zero, it suggests a violation of the zero conditional mean assumption. This violation implies the presence of endogeneity or omitted variable bias, indicating that the error term is related to the explanatory variable in a systematic manner.
In such cases, further diagnostic tests and techniques, such as instrumental variables or control variables, may be required to address the endogeneity issue and ensure unbiased and efficient parameter estimates.
In summary, by estimating the simple regression model and examining the covariance between the residuals and the explanatory variable, we can test the zero conditional mean assumption. The covariance provides insights into the relationship between the error term and the explanatory variable, allowing us to assess the presence of endogeneity and the validity of the assumption.
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I can’t math :’( I need help !!!
Answer: f= -3x^2-x-1/ x
Step-by-step explanation:
- 4(y-2) = 12
What’s the value of x?
Explain
Answer:
There is no x, so I’ll find y
Step-by-step explanation:
-4(y-2)=12
Multiply -4 with y and -2
-4y+8=12
Then subtract 8 with its self and 12
-4y = 4
now divide both numbers with 4
y= -1
By convention, an outlier is a point that is at least
By convention, an outlier is defined as a point that is at least a certain number of standard deviations away from the mean.
The specific threshold for identifying an outlier can vary depending on the context and the chosen criteria. In many statistical analyses, a common rule of thumb is to consider a data point as an outlier if it falls more than 1.5 times the interquartile range (IQR) below the first quartile or above the third quartile. However, different approaches and techniques may employ different criteria for identifying outliers.
To identify outliers, it is essential to understand the distribution of the data and its spread. One common method is to calculate the interquartile range (IQR), which is the range between the first quartile (25th percentile) and the third quartile (75th percentile). The IQR represents the middle 50% of the data.
By multiplying the IQR by a constant factor, such as 1.5, and adding it to the third quartile or subtracting it from the first quartile, we can determine a threshold for identifying outliers. Data points that fall below this lower threshold or above the upper threshold are considered potential outliers.
However, it is important to note that the threshold for identifying outliers can vary depending on the context and the specific analysis being performed. Different fields and applications may employ alternative criteria for identifying outliers based on their specific requirements and considerations.
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A company sells widgets. The amount of profit, y, made by the company, is related to
the selling price of each widget, x, by the given equation. Using this equation, find out
what price the widgets should be sold for, to the nearest cent, for the company to
make the maximum profit.
-5x2 + 222x – 1510
please help!
Answer:
-335230
Step-by-step explanation:
thats the answer
Answer:
22.20
because it takes the 0 away
Numbers of Elements in a set
O = even number less than 11
The set O consists of even numbers that are less than 11. The elements in the set O are {2, 4, 6, 8, 10}. A set is a collection of distinct elements, and the elements in a set are enclosed within curly braces.
The set O consists of even numbers that are less than 11, and the even numbers are those that can be divided by 2 without any remainder. Thus, the elements in the set O are {2, 4, 6, 8, 10}.
The first element in the set is 2, which is the smallest even number. The next even number is 4, followed by 6, 8, and 10. Since the set consists only of even numbers, there are no odd numbers in the set O. Similarly, since the set is defined to have a maximum value of 10, there are no even numbers greater than 10 in the set O.
In summary, the set O consists of the even numbers that are less than 11, and it contains the elements {2, 4, 6, 8, 10}.
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A dog sled driver added more gear to the sled, doubling its weight. This felt too heavy, so the driver removed 20 pounds to reach the final weight of 180 pounds. Write and solve an equation to find the sled’s original weight.
Answer:
Step-by-step explanation:
x will be the original weight.
2x - 20 = 180
2x = 200
x = 100
(7.5)What is the value of x?
X
オー2
x + 5
x + ]
A
7.5
B.
10
C
2.5
D
5
Answer:
D 5
Step-by-step explanation:
the same scaling factor s applies to all sides when transforming from the small to the large triangle.
x×s = x + 5
(x-2)×s = x +1
=> s = (x+5)/x
=> (x-2)×(x+5)/x = x + 1
=> x² + 3x - 10 = x² + x
=> 3x - 10 = x
=> 2x = 10
=> x = 5
According to the American Academy of Ophthalmology, 25% of Americans have brown irises. A random survey of students at a local community college found that 58 out of 175 had brown irises. What is the test statistic (ie the Z score) for this sample of students
Answer:
2.49
Step-by-step explanation:
Given X= 58
N = 175.
P = 25% = 0.25.
\(P' = \frac{X}{N} = \frac{58}{175} = 0.3314\\Z = \frac{P'-P}{\sqrt{\frac{pq}{N} } }\)
Now plugging the values we get
\(= \frac{0.3314-0.25}{\sqrt{\frac{0.25\times0.75}{175} } }\)
=2.49
If an angle is represented by x, which expression represents its supplement?
The supplement of an angle is the angle that, when added to the given angle, results in a sum of 180 degrees. To represent the supplement of an angle x, we can use the expression 180 - x.
An angle and its supplement form a pair of angles that add up to 180 degrees. Let's assume the given angle is x. To find its supplement, we subtract the given angle from 180 degrees.
The expression representing the supplement of the angle x is obtained by subtracting x from 180: 180 - x.
For example, if the given angle x is 60 degrees, the supplement would be 180 - 60 = 120 degrees. Adding these two angles together would give us a sum of 180 degrees.
Therefore, to find the supplement of any given angle x, we subtract x from 180. This expression allows us to determine the value of the supplement based on the value of the given angle x.
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a ferris wheel has a radius of 24 feet and travels 5.6 feet every second. at what constant angular speed does the ferris wheel rotate at (in radians per second)?
The angular speed is 0.233 radian per second.
What is angular speed?
Angular speed is defined as the rate of change of angular displacement, and it is expressed as follows: ω = θ t where θ is the angular displacement, t is the time and ω is the angular speed.
given radius = 24 feet
distance covered = 5.6
First we will find the circumference
= 2πr
=48π
Time = 48π/5.6 = 26.91
Angular speed = 2π/TIME
=2π/26.91
= 0.233
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The table shows the amounts A (in billions of dollars) budgeted for national defense for the years 1998 to 2004. (Source: U.S. Office of Management and Budget)
(a) Use a graphing utility to create a scatter plot of the data. Let t represent the year, with t = 8 corresponding to 1998.
(b) Use the regression feature of a graphing utility to find a quadratic model for the data.
(c) Use a graphing utility to graph the quadratic model with the scatter plot from part (a). Is the quadratic model a good fit for the data?
(d) Use the model to estimate the amounts budgeted for the years 2005 and 2010.
(e) Do you believe the model is useful for predicting the national defense budgets for years beyond 2004?
(a) A scatter plot of the data is shown below.
(b) A quadratic model for the data is y = 5.58x² - 85.53x + 601.96.
(c) Yes, the quadratic model is a good fit for the data.
(d) An estimate of the amounts budgeted for the years 2005 and 2010 are $575 billion and $1123 billion respectively.
(e) Yes, I believe the model is useful for predicting the national defense budgets for years beyond 2004.
How to construct and plot the data in a scatter plot?In this exercise, we would plot the years on the x-axis of a scatter plot while the defense budget would be plotted on the y-axis of the scatter plot through the use of Microsoft Excel.
Part b.
On the Microsoft Excel worksheet, you should right click on any data point on the scatter plot, select format trend line, and then tick the box to display a quadratic model of the line of best fit (trend line) on the scatter plot;
y = 5.58x² - 85.53x + 601.96
Part c.
Based on the equation of the line of best fit and the trend line above, we can reasonably infer and logically deduce that the quadratic model a good fit for the data.
Part d.
Based on the equation of the line of best fit above, the amounts budgeted for the year 2005 is given by:
Years, x = 1998 to 2005 = 15 years.
y = 5.58(15)² - 85.53(15) + 601.96
y = 574.51 ≈ $575 billion
Years, x = 1998 to 2010 = 20 years.
y = 5.58(20)² - 85.53(20) + 601.96
y = 1123.36 ≈ $1123 billion
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Missing information:
The question is incomplete and the complete question is shown in the attached picture.