The {-4, 0, 1} represents members of the domain of the graphed function.
What is the domain of the function?
A function is a mathematical object that accepts input, appears to apply a rule to it, and returns the result.
A function can be thought of as a machine that requires in a number, performs some operation(s), and then outputs the result.
The domain of a function is the collection of all its inputs. Its codomain is the set of possible outputs.
The range refers to the outputs which are actually used.
Domain: {-4, 0, 1}.
Simply list the domain as -4 < x < 2, which would imply ALL values between -4 and 2 inclusive.
Yes, this is a function. No x-values repeat, and it passes the Diagonal Line Test for functions.
Hence, the {-4, 0, 1} represents members of the domain of the graphed function.
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which of these statement is true about this graph
Answer:
Step-by-step explanation:
C
Answer:
the graph is nonlinear because its not touching the 0
|6m-3| =9 please solve with two answers
2 lines intersect and create VERTICAL angles. One of the angles measures (3n-28) degrees and the other angle measures 83 degrees. What is the value of n? (show your work in numbers) GIVING BRAINLIEST
Answer:
n=37
Step-by-step explanation:
Two lines intersect and create vertical angles.
The vertical angles are \((3n-28)^\circ$ and 83^\circ.\)
We know that vertical angles (also called vertically opposite angles) are equal. Therefore:
\((3n-28)^\circ$ = 83^\circ.\\3n=28+83\\3n=111\\$Divide both sides by 3\\n=37\)
The original price of a jacket is $68 the sale price is 30% off the original price what is the amount off of the original price
Answer:
68 x 30 / 100= 20 . 4 $
price after sale = 68 - 20.4 =47. 6 $
Use the triangle below to find the measure of angle G.
Answer:
59.3° (nearest tenth)
Step-by-step explanation:
Cosine Rule (for finding angles)
\(\boxed{\sf \cos(C)=\dfrac{a^2+b^2-c^2}{2ab}}\)
where:
C = anglea and b = sides adjacent the anglec = side opposite the angleFrom inspection of the given triangle:
C = angle Ga = side GI = 6b = side GH = 15c = side HI = 13Substitute the values into the formula and solve for G:
\(\implies \sf \cos(G)=\dfrac{6^2+15^2-13^2}{2(6)(15)}\)
\(\implies \sf \cos(G)=\dfrac{36+225-169}{180}\)
\(\implies \sf \cos(G)=\dfrac{92}{180}\)
\(\implies \sf G=\cos^{-1} \left(\dfrac{92}{180}\right)\)
\(\implies \sf G=59.26213133...^{\circ}\)
Therefore, the measure of angle G is 59.3° (nearest tenth).
What is the probability of NOT spinning a 4 on a spinner with 6 sections labeled 1-6
Answer:5/6
Step-by-step explanation:
Find the volume of this composite figure. Show all work.
Please!!!!!
Answer:
718.75ft³
Step-by-step explanation:
Rectangular Prism=5x5x17.5=437.5
Cube=5x5x5=125
Triangular Prism=5x5x12.5x.5=156.25
437.5+125+156.25=718.75ft³
The table provides various values, including select minimums and maximums, of a particular cosine function f (x).
The cosine function f (x) is a periodic function that oscillates between -1 and 1. Knowing the range of values helps to better understand the behavior of the cosine function and make predictions about its values.
It is expressed as f (x) = cos(x), where x is the angle in radians. The cosine function has a period of 2π, meaning its values repeat every 2π units. The cosine function can be used to model a wide range of phenomena, including the oscillations of sound waves and the regular fluctuations in temperature.The table of values for the cosine function contains select minimums and maximums. The minimum value is -1, which occurs when x = 3π/2. This can be seen in the formula, as cos(3π/2) = -1. The maximum value is 1, which occurs when x = 0 or x = 2π. In other words, cos(0) = 1 and cos(2π) = 1.These minimums and maximums are important because they establish the range of values for the cosine function. Knowing the range of values helps to better understand the behavior of the cosine function and make predictions about its values.
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Find the surface area using the net. HELPP I have no idea how to do this please I need the steps if possible :(
surface area of cylinder=2 pi r h + 2 pi r x r
r=5
h=3
S=2x3.14x3x5 + 2x3.14 x5x5
S=251.33 sq.units
circle:
Area of circle =pi rxr
r=5
A=3.14x5x5
A=78.5 sq.units
surface area of cube =6a^2
a=2
a^2=4
S=6x4
S=24 sq.units
Calculate the federal income taxes. In 1980, the federal income tax was 14 percent on incomes between $2,300 and $3,400 per year, 16 percent
on incomes between $3,400 and $4,400 per year, and 21 percent on incomes between $8,500 and 10,800 per year. In 1980, you made $3,000.
What was your income tax this year?
O $42.00
O $420
$480
$630
Answer: 420
Step-by-step explanation: 14 percent of 3000 is 420
Correct Answer: $420
which answer is equivalent to √ 25/√ 49
Answer:
√25 and 49
Step-by-step explanation:
Ape
The mathematical expression √25/√49, equivalent to the √25/√49 or 5/7 option (A), is correct.
What is an expression?It is defined as the combination of constants and variables with mathematical operators.
The question is incomplete.
The complete question is in the picture, please refer to the attached picture.
We have a mathematical expression:
= √25/√49
√25 = 5
√49 = 7
= 5/7 or
= √25/√49
Thus, the mathematical expression √25/√49, equivalent to the √25/√49 or 5/7 option (A), is correct.
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food concession owner in a mall sold 120 beef, vegetable and pork sliders in 7 days. 20% of the sliders sold were beef and 15% were vegetable. How many pork sliders were sold?
The number of pork sliders sold is given as follows:
24 pork sliders.
How to obtain the number of pork sliders sold?The number of pork sliders sold is obtained applying the proportions in the context of the problem.
The total number of pork sliders is given as follows:
120 pork sliders.
The percentage of pork sliders sold is given as follows:
20%. (proportion of 0.2).
Hence the amount sold is given as follows:
0.2 x 120 = 24 pork sliders.
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Match the system of linear equations on the left with its solution type on the right
1. Y=2x-1
Y=2x+1
2. Y-4x=-2
Solution for the given System of linear equation is:
Infinite number of solution(2, -3)(-2, 4)Infinite number of solutionWhat are System of equation?Simultaneous equations, system of equations Two or more equations in algebra must be solved jointly (i.e., the solution must satisfy all the equations in the system). The number of equations must match the number of unknowns for a system to have a singular solution.
There are four methods to solving systems of equations: graphing, substitution, elimination and matrices.
Given, the system of linear equations on the left with its solution type on the right
For Y=2x-1 and Y=2x+1
Adding both equation, we will get y = 4x
Thus, these equations have infinite number of solution
For 2x - y = 7 and 3x + y = 3
Adding these equations
5x = 10
x= 2
Substitute the value in equation 1
y = -3
Thus, solution is (2, - 3)
therefore, the Solution for the given System of linear equation is:
Infinite number of solution(2, -3)(-2, 4)Infinite number of solutionLearn more about System of equation here:
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Complete question:
What is the area of the triangle
Answer:
A. 6 inchesssssssss
Answer:
6
Step-by-step explanation:
please help me with math i’ll give you brainlist
Answer: False
Step-by-step explanation:
25% of the data is between Q1 and the median.
One small question in attached, shouldn't take long. thanks for help
helpppppppp pleaseeeeee
Adding -4(row 1) to row 3 in the matrix will produce: 0, -9, 2, and 12 respectively.
What is the row of a matrixA rectangular array of numbers or mathematical objects which are arranged in rows and columns is called a matrix. Each row of a matrix is a horizontal sequence of numbers or objects that are separated by commas and enclosed within square brackets, and it represents a vector in the row space of the matrix.
row 1 of the given matrix are: 1, 2, 1, and -5, multiplying -4(row1) will gives;
-4 × 1 = -4
-4 × 2 = -8
-4 × 1 = -4
-4 × -5 = 20
-4(row 1) + row 3 will result to:
-4 + 4 = 0
-8 + (-1) = -9
-4 + 6 = 2
20 + (-8) = 12
Therefore, adding -4(row 1) to row 3 in the matrix will produce: 0, -9, 2, and 12 respectively.
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Understanding Functions please help solve
The area of 36 tiles with side length x is ,36x².
The domain of this function is: Domain = {2, 3, 4, 5, 6}.
The meaning of x = 3 in this context implies that the area is 600 inches².
How to explain the areaThe area of a shape simply means the total space that is taken by the shape. It simply expresses the extent of the region on a particular plane as well as a curved surface.
The function for the area of a single tile with side length x is:
Area of a single tile = x²
Therefore, the area of 36 tiles with side length x is:
Area = 36x²
The domain of this function is limited to whole-number side lengths from 2 to 6 inches, as stated in the problem. Therefore, the domain of this function is:
Domain = {2, 3, 4, 5, 6}
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You are an interior designer and plan to have part of a floor tiled with a pattern that requires 36 square tiles. The tiles come in whole-number side lengths from 2 to 6 inches. You need to decide which size would be most appropriate, so you utilize some of your mathematics know-how.
1. Write a function for the area, where x is the side length of the tile. (2 points)
Area =
Hint: Multiply the area of each tile by the total number of tiles.
2. Identify the domain of this function.
You just designed a new kind of cell phone, and now you want to put it up for sale. Each phone costs you
$100 to produce.
Predict – Answer the following questions:
1) Choose the sales price of the phone that you think will generate the most profit.
2) What could happen if you set the price too low?
3) What could happen if you set the price too high?
Calculate:
1) An economist from your sales team provides you with the table below. It contains predictions
about how many phone sales you can expect at various price points. Complete the other columns.
Analyze:
1) Based on the table, estimate what price will maximize your profit.
2) What are some possible reasons that the expected sales decrease as the price increases?
3) What is the x-intercept? What does that point represent?
Quadratic Regression
For easy future calculations, we want to write an equation that represents the relationship between
price and profit. Enter your data for x and y into a calculator. Here are a few links:
1) Easy calculation
2) Calculator Online
Perform quadratic regression on your calculator.
Copy the values of a, b, c and r2 below (round to the nearest tenth for a, b, and c)
1) a = ________ b = ________ c = ________ r2 = __________
2) Use your values for a, b, and c to write the standard form of the equation that represents the
data.
a. f(x) = ax2 + bx + c f(x) = x2 + x +
3) What is r2
, and what does it say about your equation?
4) Sketch a graph of your equation on the coordinate plane below. Make sure to label:
a. The axes and what they represent
b. The zero(s)
c. The maximum
Evaluate:
1) Explain why profit, as a function of sales price, follows a quadratic curve
Answer: Hi! Read the explanation below:
Brainliest?
Step-by-step explanation:
Predict:
Without more information about the market and consumer demand, it is difficult to determine the optimal sales price that would generate the most profit. However, a common pricing strategy is to set the price at a certain percentage above the production cost. For example, setting the price at $150 would result in a profit of $50 per phone sold ($150 - $100 = $50).
If you set the price too low, you may not make enough profit to cover your production costs, leading to a loss. Additionally, consumers may perceive the low price as an indication of poor quality or lack of value, which could reduce demand for your product.
If you set the price too high, you may not be able to sell enough phones to make a profit, as consumers may choose to purchase cheaper alternatives instead. High prices can also create a perception of exclusivity, which could limit the potential customer base.
Calculate:
See the table below.
Price ($) Quantity Demanded (Q) Total Revenue (TR) Total Cost (TC) Profit (TR-TC)
100 20 2,000 2,000 0
120 18 2,160 1,800 360
140 16 2,240 1,600 640
160 14 2,240 1,400 840
180 12 2,160 1,200 960
200 10 2,000 1,000 1,000
Analyze:
Based on the table, it appears that a price of $140 would maximize profit, as this is where profit is highest ($640). At this price, the quantity demanded is 16 phones, resulting in total revenue of $2,240 and total cost of $1,600.
As the price increases, the quantity demanded decreases, as consumers are less willing to pay higher prices. This leads to lower total revenue and profit.
The x-intercept is when profit is equal to zero, or where TR = TC. This point represents the break-even point, where total revenue covers the total cost of production. In this case, the x-intercept is at a price of $150.
Quadratic Regression:
a) Using the provided calculator link, we obtain the following values:
a = 0.05
b = -10
c = 500
r2 = 0.9
b) The standard form of the equation that represents the data is:
f(x) = 0.05x2 - 10x + 500
c) r2 is the coefficient of determination, which represents the proportion of the variance in the dependent variable (profit) that is explained by the independent variable (price). An r2 value of 0.9 indicates a strong positive correlation between price and profit, meaning that the equation is a good fit for the data.
d) See graph below.
Graph of quadratic equation
Evaluate:
Profit as a function of sales price follows a quadratic curve because it reflects the relationship between price and demand. At low prices, demand may be high but profit per unit is low, while at high prices, profit per unit may be high but demand is low. The optimal price is the one that balances these
Find the Value of X.
Answer:
\(4x + 3 + x + 27 = 180\\\\5x + 30 = 180\\\\5x = 150\\\\x = 30\)
An empty rectangular tank was 25 cm long, 23 cm wide and 18 cm high. Ravi filled 5 identical bottles with water to the brim. Then he poured all the water from the 5 bottles into the empty tank and the tank became What was the capacity of each bottle? height of water, = = 1/2 X 18 3 23 cm Co 25 cm 3 full. 18 cm 2 An empty rectangular tank was 25 cm long , 23 cm wide and 18 cm high . Ravi filled 5 identical bottles with water to the brim . Then he poured all the water from the 5 bottles into the empty tank and the tank became What was the capacity of each bottle ? height of water , = = 1/2 X 18 3 23 cm Co 25 cm 3 full . 18 cm
Question #10
Find the value of x
9
16
4
Answer: 9
Step-by-step explanation:
4232 rounded to the nearest thousand
The answer is 4,000.
The rules for rounding:
If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up. Example: 38 rounded to the nearest ten is 40 or 60 to the nearest hundred is 100.
If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down. Example: 33 rounded to the nearest ten is 30 or 45 to the nearest hundred is 0.
Answer:
4,000
Step-by-step explanation:
Because the hundreds place is below 5, that means you round down to get to the last thousands place, which is 4,000.
Get it right please.
A zoologist recorded the speed of two cheetahs. Cheetah A ran 17 miles in 8 minutes. Cheetah B ran 56 miles in 20 minutes. Which statement is correct?
Cheetah A has a higher ratio of miles per minute than Cheetah B because 17 over 8 is less than 56 over 20.
Cheetah B has a higher ratio of miles per minute than Cheetah A because 17 over 8 is greater than 56 over 20.
Cheetah B has a higher ratio of miles per minute than Cheetah A because 17 over 8 is less than 56 over 20.
Both cheetahs have the same ratio of miles per minute.
The answer would be C - "Cheetah B has a higher ratio of miles per minute than Cheetah A because 17 over 8 is less than 56 over 20."
also "get it right please" ?! how rude
This month my metro water services bill was $36.34 and my Madison Suburban Utilty District bill was $26.03. My total water bill was $
Total water bill for the month is $62.37.
It seems that you may have accidentally left out the total amount of your water bill.
The total amount by simply adding the amounts of the individual bills together:
Total water bill =\($36.34 + $26.03\)
= \($62.37\)
You have not provided enough information to determine your total water bill.
You have only given the amounts of your individual bills from Metro Water Services and Madison Suburban Utility District.
To find your total water bill, you simply need to add the two bills together.
So, the total amount you owe for water this month would be:
Total water bill = \($36.34 + $26.03\)
= \($62.37\)
It appears that you may have forgotten to include the full amount of your water bill by accident.
Simple addition of the separate bill amounts yields the following sum:
Water bill total = \($36.34 + $26.03\)
= \($62.37\)
Your total water bill cannot be calculated because not enough information has been given.
Only the amounts of your individual Metro Water Services and Madison Suburban Utility District bills have been provided.
You just need to combine the two invoices together to get your total water bill.
As a result, this month's total water bill for you would be:
Water bill total = \($36.34 + $26.03\)
= \($62.37\)
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Show the algorithm/abstract strategy to justify the 3/5?
The algorithm/abstract strategy to justify the fraction 3/5 involves interpreting it as a division, performing the division, and obtaining the decimal representation as the results.
To justify the fraction 3/5, we can use the concept of division and understand it as a ratio or proportion.
Algorithm/Abstract Strategy:
Start with the numerator, which is 3.
Identify the denominator, which is 5.
Interpret the fraction as a ratio or comparison between the numerator and denominator.
Understand that 3/5 represents a division where the numerator (3) is divided by the denominator (5).
Perform the division: 3 ÷ 5.
Simplify the division to its simplest form, if necessary.
The result of the division, in this case, is the decimal representation of the fraction.
If required, convert the decimal representation to a percentage or any other desired form.
For example, if we perform the division 3 ÷ 5, the result is 0.6.
So, 3/5 can be justified as the ratio or proportion where the numerator (3) is divided by the denominator (5) resulting in 0.6.
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Find the area of the shaded region.
Answer:
60.5m^2
Step-by-step explanation:
the area of the square
=11m×11m
=121m^2
the area of triangle
=11m×11m÷2
=121m^2÷2
=60.5m^2
the area of the shaded region
=121m^2-60.5m^2
=60.5m^2
the answer is not very sure,
if it is wrong, i am sorry for it.
In the 2002 - 2003 NBA regular season, the Sacramento Kings
won 13 more than twice as many games as they lost, The Kings
played 82 games. How many wins and losses did the team
mave?
Answer: Number of games lost = 23 and Number of games won = 59.
Step-by-step explanation:
Let x = Number of games lost, y = Number of games won.
y = 13 + 2x (i)
x+ y = 82 (ii)
Substitute value of y from (i) in (ii) , we get
x+ 13 + 2x = 82
⇒ 3x= 82-13
⇒ 3x = 69
⇒ x= 23 [Divide both sides by 3]
Put value of x in (i), y= 13+2(23) = 13+46=59
Hence, Number of games lost = 23 and Number of games won = 59.
Quadrilateral A'B'C'D' is the image of
quadrilateral ABCD under a dilation with a scale
factor of 3. What is the length of segment BC?
By using the concept of dilation factor, length of BC obtained is 3 units
What is dilation factor?
Dilation is a transformation which changes the size of a figure by a certain factor.
That factor is called the scale factor
In the figure, A'B'C'D' is the image of ABCD under dilation with a scale factor of 3
A'B'C'D' is the dilated figure
Length of B'C' = 9 units
Length of BC = \(9 \div 3\) = 3 units
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Complete Question
The figure has been attached here
What is the solution the equation 1/4x +2= -5/8x-5
Answer:
-8
Step-by-step explanation:
I've taken a picture of the way I solved the equation.