What are coefficient ??!
Thanks
Answers
In mathematics, a coefficient is a numerical or constant factor multiplied by a variable or variables in an algebraic expression or equation. Coefficients quantify the relationship between different terms in an equation or expression.
In a polynomial equation, the coefficients are the numbers multiplied by the different powers of the variable. For example, in equation 2x^2 + 5x - 3, the coefficient of the x^2 term is 2, the coefficient of the x term is 5, and the coefficient of the constant term is -3.
Coefficients can also be used to represent the relationship between variables in a linear equation. For example, in the equation y = mx + b, where m and b are coefficients, m is the slope of the line and b represents the y-intercept.
Coefficients are critical to algebraic manipulations, solving equations, and understanding mathematical expressions and equations. They provide information about the relative magnitude, direction, and interaction of the variables involved.
Answer:
Step-by-step explanation:
Coefficients are numbers that represent the relationship between two things. They help measure how changes in one thing affect another.
Hope it helps!!!
Related Questions
2
5. One flight took a total of 4.6 hours. Write this number as a mixed number
and as an improper fraction. Show your work in the space below. Remember
to check your solution.
Answers
Step-by-step explanation:
4.6 hrs is 46over 10 which is
13 over 5 or 2 and 3over 5
Which of the following subsets of P2 are subspaces of P2? (P2 denotes the set of polynomials of degree 2 or less.)
A. {p(t) | p′(t)+4p(t)+9=0}
B. {p(t) | p′(0)=p(4)}
C. {p(t) | p(2)=0}
D. {p(t) | p′(t) is constant }
E. {p(t) | p(6)=2}
F. {p(t) | p(−t)=p(t) for all t}
Answers
Among the followings A, C, D, and F subsets of P2 are subspaces of P2.
The subsets of P2 that are subspaces of P2 are A, C, D, and F.
A. {p(t) | p′(t)+4p(t)+9=0} is a subspace of P2 because it satisfies the criteria of being closed under addition and scalar multiplication.
B. {p(t) | p′(0)=p(4)} is not a subspace of P2 because the derivative of p(0) does not equal p(4).
C. {p(t) | p(2)=0} is a subspace of P2 because it satisfies the criteria of being closed under addition and scalar multiplication.
D. {p(t) | p′(t) is constant } is a subspace of P2 because it satisfies the criteria of being closed under addition and scalar multiplication.
E. {p(t) | 6) =2} is not a subspace of P2 because the derivative of p(6) does not equal 2.
F. {p(t) | p(−t) =p(t) for all t} is a subspace of P2 because it satisfies the criteria of being closed under addition and scalar multiplication.
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which table represents a linear function?
Answers
Answer:
The third option (with the y values of -3, -5, -7, and -9)
Step-by-step explanation:
The y values in the third table are increasing by the same amount, indicating that the rate of change is constant, which is a key quality of a linear function.
Explain the steps of graphing 2x + 4≤ 12.
Answers
Answer:
Step-by-step explanation:
First, you want to simplify so the equation would be x+2≤6 or x≤4
Because you are solving for x you want to graph a vertical line on 4.
Then you shade on the left side of the line because it is less than or equal to. If it were just less then you would do a dashed line on 4 but because it is also equal to 4 then you keep it a solid line.
I recommend using Desmos graphing calculator.
What is the probability that a visitor did not make a purchase and did not visit MSN (visited Yahoo)?
Select one:
83.3 Percent
Cannot be determined from the given information
30 Percent
25 Percent
If the visitor did not make a purchase, what is the probability the visitor visited Yahoo?
Select one:
0.40
0.05
0.167
0.833
What is the probability that a visitor makes a purchase or visits MSN?
Select one:
0.35
1.10
0.70
0.75
Answers
The probability that a visitor did not make a purchase and did not visit MSN (visited Yahoo) is 43.75%. The probability the visitor visited Yahoo if the visitor did not make a purchase is 0.4. The probability that a visitor makes a purchase or visits MSN is 48%.
Given Information: Number of visitors = 120
Probability of making a purchase = 0.25
Probability of visiting Yahoo = 0.4
Probability of visiting MSN = 0.3
Formula: Probability of an event = Number of ways that event can occur / Total number of possible outcomes
Answer 1: To find the probability that a visitor did not make a purchase and did not visit MSN (visited Yahoo),
First, we need to find the probability of not making a purchase and not visiting MSN.
P(not purchase and not MSN) = 1 - P(purchase or MSN) [Using De Morgan's law]
P(purchase or MSN) = P(purchase) + P(MSN) - P(purchase and MSN) [Using the Addition Rule]
P(purchase or MSN) = 0.25 + 0.3 - (0.25 * 0.3) = 0.475
P(not purchase and not MSN) = 1 - 0.475 = 0.525
Now, we can use the formula to find the probability.
Probability of a visitor did not make a purchase and did not visit MSN (visited Yahoo) = 0.525/120 = 0.004375 ≈ 0.4375 ≈ 43.75%
Answer 2: If the visitor did not make a purchase, the probability the visitor visited Yahoo,
P(Yahoo | Not purchase) = P(Yahoo and Not purchase) / P(Not purchase) = (0.4*0.75)/0.75 = 0.4
Now, we can use the formula to find the probability.
P(Yahoo | Not purchase) = 0.4
Answer 3: To find the probability that a visitor makes a purchase or visits MSN,
P(purchase or MSN) = P(purchase) + P(MSN) - P(purchase and MSN) [Using the Addition Rule]
P(purchase or MSN) = 0.25 + 0.3 - (0.25 * 0.3) = 0.475
Now, we can use the formula to find the probability.
P(purchase or MSN) = 0.475 ≈ 0.48 ≈ 48%
Therefore, The probability that a visitor did not make a purchase and did not visit MSN (visited Yahoo) is 43.75%. The probability the visitor visited Yahoo if the visitor did not make a purchase is 0.4. The probability that a visitor makes a purchase or visits MSN is 48%.
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George was able to solve 36 math problems in 15 minutes. Urban was able to solve 42 math problems in 20 minutes. Who was able to solve math problems at a greater rate? What was the rate?
Question 2 options:
A: George;
B: Urban;
C: George;
Answers
Answer:
Urban
Step-by-step explanation:
PLEASE HELP 100 POINTS, ASAP!
Answers
Answer:
25/8(x-6) + 7/8(x+2)
Step-by-step explanation:
Answer:
25/8(x-6) + 7/8(x+2)
Step-by-step explanation:
Caleb buys a two-pint bottle of juice for $4.48. What is the unit rate of the
cost of the juice per fluid ounce?
Answers
Answer:
0.14
Step-by-step explanation:
Not sure if this is what you are asking but, 2 pints is 32 ounces. So if you want juice per ounce then you divide 4.48/ 32 which gets you: 0.14. Sorry if this is not what your are looking for.
(10 marks in total) Use the Squeeze Theorem to compute the following limits: (a) (5 points) lim (1 − 2)³ cos (²1) (b) (5 points) lim z√√e z→0 (Hint: You may want to start with the fact that since → 0, we have <0. )\
Answers
The limit lim z√(√e) as z approaches 0 from the left side is equal to 0.
(a) To compute the limit using the Squeeze Theorem, we need to find two functions that bound the given function and have the same limit as the variable approaches the desired value.
Let's consider the function f(x) = (1 - x)³ cos²(1). Since cosine squared is bounded between 0 and 1, we have 0 ≤ cos²(1) ≤ 1. Therefore, we can rewrite f(x) as f(x) = (1 - x)³ * g(x), where g(x) is a function that is always between 0 and 1.
Now, we can find the limits of two functions: h(x) = (1 - x)³ and k(x) = g(x).
As x approaches 0, we have lim h(x) = lim (1 - x)³ = 1³ = 1.
Since g(x) is a function bounded between 0 and 1, we have 0 ≤ lim k(x) ≤ 1.
Using the Squeeze Theorem, we conclude that lim f(x) = lim ((1 - x)³ * g(x)) = lim h(x) * lim k(x) = 1 * lim k(x).
Therefore, the limit lim (1 - x)³ cos²(1) as x approaches 0 is equal to 1.
(b) To compute the limit using the Squeeze Theorem, we need to find two functions that bound the given function and have the same limit as the variable approaches the desired value.
Let's consider the function f(z) = z√(√e). Since we have z approaching 0, we can conclude that z < 0.
To find the bounds for f(z), we can use the fact that the square root function is increasing. Therefore, for any z < 0, we have √z > √0 = 0.
Now, we can find the limits of two functions: h(z) = z and k(z) = √(√e).
As z approaches 0 from the left side (z < 0), we have lim h(z) = lim z = 0.
Since √(√e) is a constant, we have lim k(z) = √(√e).
Using the Squeeze Theorem, we conclude that lim f(z) = lim z√(√e) = lim h(z) = 0.
Therefore, the limit lim z√(√e) as z approaches 0 from the left side is equal to 0.
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Question is in the pic
Answers
Answer:
here you go
Step-by-step explanation:
Graph in pic
.11. You're riding a Ferris wheel! Its center is 30 feet up in the air. The maximum height it goes to is 55 feet up in the air. It takes 40 minutes to go around the whole thing and it spins counterclockwise. You get on at the very bottom of the Ferris Wheel. a. Draw a picture of this situation below. b. Write a function f(t) to describe how high in the air you are at any time t.
Answers
The height of the Ferris wheel can be described by the function f(t) = 30 + 25sin((π/20)t), where t is the time in minutes.
What is the mathematical expression for the height of the Ferris wheel as a function of time?The height of the Ferris wheel at any given time can be represented by a sinusoidal function. In this case, the function f(t) = 30 + 25sin((π/20)t) is used to describe the height, where t represents the time in minutes. The constant term of 30 indicates that the center of the Ferris wheel is 30 feet above the ground. The sine function accounts for the periodic motion of the Ferris wheel, with a maximum amplitude of 25 feet.
The coefficient (π/20) within the sine function determines the rate of change and period of the oscillation. Since the Ferris wheel takes 40 minutes to complete one revolution, the period of the function is 40 minutes. The coefficient (π/20) ensures that the function completes one full oscillation within this time frame.
The addition of the constant term (30) ensures that the lowest point of the Ferris wheel is at the height of 30 feet, which represents the ground level. As time progresses, the sinusoidal function varies the height between the minimum and maximum values of 5 feet (30 - 25) and 55 feet (30 + 25), respectively.
In summary, the function f(t) = 30 + 25sin((π/20)t) describes the height of the Ferris wheel as it rotates counterclockwise, reaching a maximum height of 55 feet and taking 40 minutes for a complete revolution.
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S=9 Please help quick8th grade geometry
Answers
Considering triangle HRC, the equations that can be used to solve for the value of w are
B. 9² + w² = (√125)²cos y = w / √125sin 36.4 = w / √125cos 53..6 = w / √125tan (90 - x) = 9 / wHow to solve for the value of wThe triangle HRC is a right triangle and can be solved by various methods such as: Pythagoras theorem given by the the formula
hypotenuse² = opposite² + adjacent²
plugging the values as in the problem
m² = s² + w²
(√125)² = 9² + w²
Applying SOH CAH TOA
Sin = opposite / hypotenuse - SOH
Cos = adjacent / hypotenuse - CAH
Tan = opposite / adjacent - TOA
solving for w using cos, CAH
cos y = w / m
cos y = w / √125
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What is a data collection technique that features a document with questions designed to gather information from respondents to attain researcher objectives
Answers
The data collection technique that features a document with questions designed to gather information from respondents to attain researcher objectives is called a survey.
Surveys are widely used in research to collect data from a large number of respondents. They involve creating a questionnaire or survey instrument that includes a set of structured or semi-structured questions. These questions are carefully crafted to elicit specific information from the respondents related to the research objectives.
The survey document is distributed to the target population, which can include individuals, households, organizations, or any other relevant group. Respondents are asked to complete the survey by providing their answers to the questions. The survey can be administered in various ways, such as through paper-based forms, online surveys, telephone interviews, or face-to-face interviews.
The responses collected through the survey document are then analyzed to draw conclusions and insights related to the research objectives. Surveys allow researchers to gather quantitative or qualitative data, depending on the type of questions asked. They provide a structured approach to collecting data and can be used in various fields, including social sciences, marketing research, and public opinion polling.
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In a popular online role playing game, players can create detailed designs for their character's "costumes," or appearance. Isabella sets up a website where players can buy and sell these costumes online. Information about the number of people who visited the website and the number of costumes purchased in a single day is listed below.
105 visitors purchased no costume.
41 visitors purchased exactly one costume.
8 visitors purchased more than one costume.
Based on these results, express the probability that the next person will purchase one or more costumes as a decimal to the nearest hundredth.
Answers
Answer: 31.61 percent chance
Step-by-step explanation:
105 + 41 + 8 = 155
41 + 8 = 49
49/155 = 0.31612903225 ( approximately 0.3161)
0.3161 = 31.61%
A square has a side length of 18x + 48. What is the perimeter of the square?
Answers
The perimeter is the sum of the side length of the square
The perimeter of the square is 72x + 192
How to determine the perimeterThe side length is given as:
L = 18x + 48
The perimeter is calculated as:
P = 4L
So, we have:
P = 4 * (18x + 48)
Expand
P = 72x + 192
Hence, the perimeter of the square is 72x + 192
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Bella bought packs of stickers to give to her friends. Each pack cost $4. She spent a total of $12 on stickers. How many packs did she buy?
Which equation best represents the statement above?
Question 2 options:
12s = 4
4s = 12
4 + s = 12
12 + s = 4
Answers
Given:
Bella bought packs of stickers to give to her friends.
Cost of each pack of stickers = $4
Total amount spent on packs of stickers = $12
To find:
The equation for the given statement.
Solution:
Let s be the number of packs of stickers.
Cost of one pack of stickers = $4
Cost of s packs of stickers = $4s
Total amount spent on packs of stickers is $12. So,
\(4s=12\)
Therefore, the correct option is B.
Hi!! So I am doing test corrections for a test that I did bad on but I need to know what is the equation for this??
Answers
Answer:
u can use fraction calculator
Step-by-step explanation:
just go and search 'fraction calculator'
Write an Equation in Slope Intercept form for the line described:
passes through (2.5, 0) and (0, 5)
Answers
Answer:
y=-2x+5
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(5-0)/(0-2.5)
m=5/-2.5
m=-2
y-y1=m(x-x1)
y-0=-2(x-2.5)
y=-2(x-2.5)
y=-2x+5
Please mark me as Brainliest if you're satisfied with the answer.
on a peice of paper graph y>2x then determin which answer choice matches the graph you drew
Answers
Answer: uh nt rlly helping i need sum help w hw and i need points to ask question so uh ye just thank me pls
Step-by-step explanation:
Answer:
The equation is graphed below.
Step-by-step explanation:
Please see attachment.
Hope this helps!
Please mark as brainliest if correct!
Please help!!! Giving brainliest and extra points!!!! (Click on the photo)
Answers
Answer:
2400 inches cubed
Step-by-step explanation:
The formula for the volume of a rectangular prism is:
V=whl
------
So the formula is telling us to multiply the width, height, and length together. So in that case:
10 × 12 × 20 = 2400
------
Have a good day :)
Find the slope and y-intercept of the following equation:
5/17x+2
Answers
Answer:
slope: 5/17 y-intercept: 2
Step-by-step explanation:
y = mx + b
m → slope
b → y-intercept
m = 5/17
b = 2
Answer:
Slope: 5/17
Y-intercept: 2
Step-by-step explanation:
This equation is in slope-intercept form: y=mx+b.
m=slope
b=y-intercept.
m=5/17
b=2
Help asap
What is an equation of the line that passes through the points (-4,3) and (-8,0)?
Answers
Answer:
The equation is y= 3/4x + 6.
Step-by-step explanation:
Hope this helps!
ok na bro check in hoogle
Sabrina has designed a rectangular painting that measures 60 feet in length and 40 feet in
width. Alfred has also designed a rectangular painting, but it measures x feet shorter on
each side. When x = 2, what is the area of Alfred's painting?
Answers
Answer:
100
Step-by-step explanation:
a container with a square base, vertical sides, and closed top is to have a volume of 2000 cm 3 . it costs twice as much per square centimeter to make the top and bottom as it does the sides. find the dimensions of the container that will minimize the cost
Answers
Ans .: The dimensions of the container that will minimize the cost are a base with sides of length 16.7 cm and a height of 8.35 cm.
To minimize the cost of the container, we need to find the dimensions that will use the least amount of material. Let's call the length of one side of the square base "x" and the height of the container "h".
The volume of the container is given as 2000 cm^3, so we can write:
V = x^2h = 2000
We need to find the dimensions that will minimize the cost, which is determined by the amount of material used. We know that it costs twice as much per square centimeter to make the top and bottom as it does the sides.
Let's call the cost per square centimeter of the sides "c", so the cost per square centimeter of the top and bottom is "2c". The total cost of the container can then be expressed as:
Cost = 2c(x^2) + 4(2c)(xh)
The first term represents the cost of the top and bottom, which is twice as much as the cost of the sides. The second term represents the cost of the four sides.
To minimize the cost, we can take the derivative of the cost function with respect to "x" and set it equal to zero:
dCost/dx = 4cx + 8ch = 0
Solving for "h", we get:
h = -0.5x
Substituting this into the volume equation, we get:
x^2(-0.5x) = 2000
Simplifying, we get:
x^3 = -4000
Taking the cube root of both sides, we get:
x = -16.7
Since we can't have a negative length, we take the absolute value of x and get:
x = 16.7 cm
Substituting this into the equation for "h", we get:
h = -0.5(16.7) = -8.35
Again, we can't have a negative height, so we take the absolute value of "h" and get:
h = 8.35 cm
Therefore, the dimensions of the container that will minimize the cost are a base with sides of length 16.7 cm and a height of 8.35 cm.
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3y - x - (4x - 5y)/10 - 7y+2x/4
Answers
Enter the equation of the circle described below.
Center (5,2), radius = 3
Answers
Answer:
(x - 5)² + (y - 2)² = 9
Step-by-step explanation:
The equation of a circle in standard form is
(x - h)² + (y - k)² = r²
where (h, k) are the coordinates of the centre and r the radius
Here (h, k ) = (5, 2 ) and r = 3 , then
(x - 5)² + (y - 2)² = 3² , that is
(x - 5)² + (y - 2)² = 9
PLEASE I NEED HELP. summer school
Answers
Answer:
1. Y+2/5y
2. y-0.32y
3. Y-2/5y
4. y+0.32y
Step-by-step explanation:
Triangle BCD was dilated using the rule D Subscript Q, one-half.
What are the values of the unknown measures?
m∠C'B'D' =
°
CQ =
B'D' =
Answers
The values of the missing angles and sides after dilation are:
m∠C'B'D' = 95°, CQ = 6 and B'D' = 11.
What are the values of the angles after transformation?m∠C'B'D = 180° - m∠B'C'D' - m∠B'D'C'
m∠B'C'D = m∠BCD, m∠B'D'C' = m∠BDC (dilation)
m∠C'B'D = 180° - 34° - 51° = 95°
Thus, by way of scale factor we can say that:
BC/B'C' = BD/B'D' = 36/18 = 2
B'D' = ¹/₂BD = ¹/₂ * 22 = 11
ΔC'P'Q ∼ ΔCPQ
Thus:
C'Q'/CQ = C'D'/CD = D'Q'/DQ
CQ = 2C'Q' = 2 * 3 = 6
Therefore, m∠C'B'D' = 95°, CQ = 6 and B'D' = 11.
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X^4-3x^2+9x name the polynomial
Answers
Answer:
biquadratic polynomial
Step-by-step explanation:
it has degree 4
Need help with java game exercise. requirements to gave below.
appreciate it with no errors. thanks
*it is java and it is a GUI
inake Jsing the LinkedList you had before to build a snake game. - Randomly generate 10 numbers and 1 letter. The range of the number is from 0 to 9 inclusive. - Randomly set location of these 10 numb
Answers
I can help you with the Java game exercise to build a snake game using a LinkedList. Here's a step-by-step guide to get you started:
Set up the project and GUI:
Create a new Java project in your preferred IDE.
Set up a graphical user interface (GUI) for the game using a suitable library such as Swing or JavaFX.
Create a Snake class:
Define a Snake class that represents the snake in the game.
Use a LinkedList data structure to store the coordinates of each segment of the snake's body.
Implement methods in the Snake class to move the snake, grow its length, and check for collisions.
Randomly generate numbers and letters:
Use the Random class from the java.util package to generate random numbers and letters.
Generate 10 random numbers between 0 and 9 (inclusive) and store them in a suitable data structure, such as an ArrayList.
Generate a random letter using the ASCII range for letters (e.g., 'A' to 'Z').
Set the initial location of numbers and letter:
Choose a suitable location on the game board for each number and letter.
Assign these randomly generated numbers and the letter to their respective locations.
Handle user input:
Implement event listeners or handlers to capture user input for controlling the snake's movement.
Map the user input to appropriate actions, such as changing the snake's direction.
Game loop and rendering:
Create a game loop that continuously updates the game state and renders the graphical elements on the screen.
Within the game loop, handle the movement of the snake, collision detection, and updating the game board.
Game over conditions:
Define conditions for game over, such as when the snake collides with itself or with the boundaries of the game board.
Display appropriate messages or actions when the game is over.
Testing and debugging:
Test your game thoroughly to ensure that it functions as expected.
Debug any errors or issues that arise during testing.
Remember to break down the problem into smaller tasks, implement and test each task separately, and gradually integrate them into the complete game. Feel free to ask specific questions if you encounter any issues along the way. Good luck with your game development!
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