Answer:
y-187.50= 1.50(x-125)
this is in point slope, but in slope intercept it would be y=1.50x+0
Step-by-step explanation:
Answer:
\(y-187.50=1.50(x-125)\)
Step-by-step explanation:
Slope = $1.50
\(x=125\)
\(y=$187.50\)
Solving Single Linear Diophantine Equation in three variables of the type ax+by+cz=k.
A single linear Diophantine equation in three variables of the type ax+by+cz=k is an equation of the form ax+by+cz=k, where a, b, and c are constants, and x, y, and z are variables that represent integer solutions.
To solve such an equation, one common approach is to use the extended Euclidean algorithm to find a solution to the equation ax+by=g, where g is the greatest common divisor of a and b. This solution can be used to generate a family of solutions to the original equation by adding integer multiples of the vector (c/g, 0, -a/g) to the solution of the equation ax+by=g.
Once a particular solution to the equation ax+by+cz=k has been found, other solutions can be generated by adding integer multiples of the vector (-b/g, a/g, 0) to the particular solution.
Overall, solving single linear Diophantine equations in three variables involves finding a particular solution to the equation and using it to generate a family of solutions. The extended Euclidean algorithm is a useful tool for finding these solutions.
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(16x + 12) find the legth
Answer:
Question appears incomplete.
Step-by-step explanation:
Apply the method of undetermined coefficients to find a particular solution to the following system. x' = 3x + 2y + 3 et, y' = 2x + 3y - 2 et Xp (t) = 0
The particular solution to the following system is x(t) = C₁\(e^{5t}\) + C₂\(e^{t}\) + (5/2) \(e^{t}\)/D
x' = 3x + 2y + 3\(e^{t}\)
y' = 2x + 3y - 2\(e^{t}\)
The first equation can be written as
(D-3)x - 2y = 3\(e^{t}\)
The second equation can be written as
-2x + (D-3)y = - 2\(e^{t}\)
(D-3)²x - 4x = (D-3)3\(e^{t}\) - 4\(e^{t}\)
(D²+9-6D-4)x = 3\(e^{t}\) - 9\(e^{t}\) - 4\(e^{t}\)
(D²-6D+5)x = - 10\(e^{t}\)
Auxiliary Equation
m²-6m+5=0
(m-5)(m-1)=0
CF = C₁\(e^{5t}\) + C₂\(e^{t}\)
Particular Integral
PI = -10\(e^{t}\)/(D²-6D+5)
= -10\(e^{t}\)/(D-5)(D-1)
= (5/2) \(e^{t}\)/D
x(t) = C₁\(e^{5t}\) + C₂\(e^{t}\) + (5/2) \(e^{t}\)/D
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Consider a normal population distribution with the value of σ known. (a) what is the confidence level for the interval x ± 2.88σ/Vn? (Round your answer to one decimal place.) Enter a number (b) what is the confidence level for the interval 1.490/Vn? (Round your answer to one decimal place.) (c) What value of za/2 in the CI formula below results in a confidence level of 99.7%? (Round your answer to two decimal places.) x-za/2 58 za/2 = (d) Answer the question posed in part (c) for a confidence level of 78%. (Round your answer to two decimal places.) Za/2 = You may need to use the appropriate table in the Appendix of Tables to answer this question.
The confidence level for the interval x ± 2.88σ/√n is 99% and 1.490/√n is 95%. The value of zα/2 for confidence level of 99.7% is approximately 2.97 and for confidence level of 78% it's approximately 1.44.
The confidence interval formula is given as: x ± zα/2(σ/√n)
(a) The confidence level for the interval x ± 2.88σ/√n is 99%. This can be found by referring to a standard normal distribution table and finding the area between -2.88 and 2.88, which is approximately 0.99.
(b) The confidence level for the interval 1.490/√n can be found by using the formula: x ± zα/2(σ/√n)
1.490/√n = zα/2(σ/√n)
zα/2 = 1.490/σ
zα/2 = 1.490/σ ≈ 1.96
The confidence level for this interval is approximately 95%.
(c) For a confidence level of 99.7%, we need to find the value of zα/2 such that the area between -zα/2 and zα/2 under the standard normal distribution curve is 0.997. Using a standard normal distribution table, we find that the value of zα/2 is approximately 2.97.
(d) To find the value of zα/2 for a confidence level of 78%, we need to find the value such that the area between -zα/2 and zα/2 is 0.78. Referring to a standard normal distribution table, we find that the value of zα/2 is approximately 1.44.
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What are the zeros of the polynomial function?
Select all correct zeros of each function.
The zeroes of the polynomial functions are listed below:
Roots: 2, 3, - 1. Roots: 3, - 2 (multiplicity 2), 1 Roots: 0 (multiplicity 3), 2, - 3.How to determine the zeros of a polynomial
Polynomials are algebraic constructions whose form is summarized by the following sum:
p(x) = ∑ cₙ · xⁿ, for n ∈ {0, 1, ..., m}
An alternative form to describe polynomials is using products of binomials of the form (x - r), where r is a root (zero) of the polynomial. The root of the polynomial is a value such that the result of the expression is equal to zero.
Then, we proceed to find the zeros of each polynomial function:
1) f(x) = 2 · x · (3 - x) · (x + 1). Roots: 2, 3, - 1.
2) f(x) = 2 · (x - 3) · (x + 2)² · (x - 1). Roots: 3, - 2 (multiplicity 2), 1
3) f(x) = x³ · (x - 2) · (x + 3). Roots: 0 (multiplicity 3), 2, - 3.
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help help help help (question 6)
Answer: I got C.
Step-by-step explanation: I squared both 3.9 and 9.7 which gave me 109.3. Then, I square rooted it and got 10.45 which rounds to 10.5. Hopefully, this is right.
Help me find the Equation
The required quadratic function is y = -17/324 (x-12)(x-48)
What is the Graph of a function?The graph of a function is a visual representation of the relationship between the input values (often referred to as the "domain") and the output values (often referred to as the "range") of the function. The graph is typically drawn on a coordinate plane, with the input values plotted on the horizontal axis and the output values plotted on the vertical axis.
The graph of the function is in the image below:
The domain is (12,48)
Range: (0, 17)
The maximum value is 17
Axis of symmetry: x = 30
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Stewart, Oswaldo, Kevin, and Flynn go to a soccer day at the FC Dallas' arena, Toyota Stadium, in Frisco, Texas. The coach has a computer and video system that can track the height and distance of their kicks. All four soccer players are practicing up-field kicks, away from the goal. Stewart goes first and takes a kick starting 12 yards out from the goal. His kick reaches a maximum height of 17 yards and lands 48 yards from the goal. Oswaldo goes next and the computer gives the equation of the path of his kick as y=-= +148 - 24, where y is the height of the ball in yards and x is the horizontal distance of the ball from the goal line in yards. After Kevin takes his kick, the coach gives him a printout of the path of the ball Hegy Kevin's Kick Finally, Flynn takes his kick but the computer has a problem and can only give him a partial table of data points of the ball's trajectory. Flynn's Table: Distance from the 10 11 12 13 14 15 16 17 18 19 20 goal line in yards Height in yards 0 4.7 8.75 12.2 15 17.2 18.75 19.7 20 19.7 18.75 The computer is still not working but Stewart, Oswaldo, Kevin, and Flynn want to know who made the best kick. For each soccer player, • Write an equation to represent the quadratic function. • Create a graph to represent the quadratic functions • Identify the following: Domain o Range Maximum value (height) Axis of Symmetry x-intercepts Which soccer player made the best kick? Whose kick went the highest? Whose kick went the longest? Explain your answer and support with reasoning.
Find the equation of the line that passes through (-5,3) and (1,1)
The equation of the line that passes through (-5,3) and (1,1) is y = (-1/3)x + 3.
To find the equation of the line that passes through the given points, we need to use the slope-intercept form of a linear equation, which is y = mx + b, where m is the slope of the line and b is the y-intercept.
First, we need to find the slope of the line. The slope formula is:
m = (y₂ - y₁) / (x₂ - x₁)
Plugging in the given points, we get:
m = (1 - 3) / (1 - (-5))
m = (-2) / (6)
m = -1/3
Now that we have the slope, we can use the point-slope form of a linear equation to find the equation of the line. The point-slope form is:
y - y₁ = m(x - x₁)
Plugging in the slope and one of the given points, we get:
y - 3 = (-1/3)(x - (-5))
y - 3 = (-1/3)(x + 5)
y - 3 = (-1/3)x - (5/3)
y = (-1/3)x + (9/3)
y = (-1/3)x + 3
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Merlin wants to make more money selling fake beards this month than he did last month. All black beards in his shop cost the same amount of money, and all red beards in his shop cost \$25$25dollar sign, 25. Let BBB represent the number of black beards and RRR represent the number of red beards that Merlin can sell to make more money than he made last month. 20B 25R > 35020B 25R>35020, B, plus, 25, R, is greater than, 350 According to the inequality, how much money did Merlin make last month, and how much does each black beard cost
The black beard cost $20.
We know that all black beards cost the same money
And all red beards cost $25
And B represents the number of black beards
And R represents the number of red beards
We have been given the inequality 20B+25R > 350 to show the target for this month.
The above inequality shows that Merlin needs to make more than 350, hence he made 350 last month
Further, it shows that B has been multiplied by 20, hence the black beard's cost was 20
Wealth disparity in major cities There are wide sorts of economic inequality, maximum appreciable income inequality measured the usage of the distribution of earnings, and wealth inequality measured the usage of the distribution of wealth
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Anitra got a student loan to pay for her college expenses this year. Find the interest on the loan if
she borrowed $2,000 at 8% for 1 year.
Answer:
I think it might be A
Step-by-step explanation:
Use Synthetic division to solve (3x^4+6x^3 + 2x2 +9x+10)÷(x+ 2). What is the quotient?
Answer:
Option B.
Step-by-step explanation:
We have to find the quotient of the expression \((3x^4+6x^3+2x^2+9x+10)\) when divided by (x + 2) by synthetic division.
-2 | 3 6 2 9 10
| ↓ -6 0 -4 -10
3 0 2 5 0
Solution of the synthetic division will be = (3x³ + 2x + 5)
Therefore, quotient after division will be, (3x³ + 2x + 5) and the remainder is 0.
Therefore, (3x³ + 2x + 5) will be the answer.
Option (B) will be the correct option.
Answer:
B
Step-by-step explanation:
I did the work and this one is very tough
Write the prime factorization of 21. Use exponents when appropriate and order the factors from least to greatest (for example, 2235).
The prime factorization of the number 21 is:
21 = 3*7
How to write the prime factorization?We want to write the prime factorization of 21.
To do so, we just need to divide the number by prime numbers.
The first prime number we can try is 2, if we divide by 2 we get:
21/2 = 10.5
This is not an integer, so 2 is not a factor.
The next one is 3:
21/3 = 7
Now we can rewrite:
21 = 3*7
Where 3 and 7 are prime numbers, so that is the prime factorization.
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What is the smallest 6 digit palindrome that can be divided by 99?
how many one-to-one functions are there from a set containing 5 elements to a set containing 6 elements?
There are 5x6=30 one-to-one functions from a set containing 5 elements to a set containing 6 elements.
A one-to-one (or injective) function is a type of mathematical function that maps each element of one set to one, and only one, element of another set. In other words, a one-to-one function is a function that has a unique output for each input. To calculate the number of one-to-one functions from a set containing 5 elements to a set containing 6 elements, we can use the formula f(x)=y, where x is the number of elements in the original set and y is the number of elements in the target set. In this case, x = 5 and y = 6, so f(x) = 6. Since each element in the original set must be mapped to a unique element in the target set, the total number of one-to-one functions is equal to the product of x and y, or 5 x 6 = 30.
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Which angles are supplementary angles?
Answer:
<RSQ and <WVX
Step-by-step explanation:
suplementary angles are 2 angles who's measures add to 180
Becca made 2 trays of rolls and bisouits. Each tray had 12 folls and 6 biscuits. How many total rols and bisouits did Beca make?
Becca made a total of 24 rolls and 12 biscuits.
Multiplication is one of the four elementary mathematical operations of arithmetic, with the other ones being addition, subtraction, and division. The result of a multiplication operation is called a product.
Becca made 2 trays of rolls and biscuits, with 12 rolls and 6 biscuits in each tray. To find the total number of rolls and biscuits, we need to multiply the number of rolls and biscuits per tray by the number of trays, and then add them together:
Total rolls = 2 trays × 12 rolls per tray = 24 rolls
Total biscuits = 2 trays × 6 biscuits per tray = 12 biscuits
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7(82-60)+3³ Evaluate the expression
Answer: 181
Step-by-step explanation: hi
What is the value of tan(60°)?
A
12
30°
B
60°
14
Answer:
the answer is 1.7320508076
Ellen has a bag with 3 red marbles and 2 blue marbles in it. She is going to randomly draw a marble from the bag 300 times, putting the marble back in the bag after each draw. 3 red marbles and 2 blue marbles What is the best prediction for the number of times that Ellen will draw a blue marble?
Answer:
120
Step-by-step explanation:
Blue marbles = 2
Red marbles = 3
Total marbles = 2 + 3 = 5
If a marble is drawn 300 times ;prediction for the number of times a blue marble will be drawn :
P(drawing a blue marble) = number of blue marbles / total number of marbles
= 2 /5 = 0.4
Predicted number of times blue is drawn in 300 selections :
300 * 0.4 = 120
Approximately 120 times
a pizza restaurant is located in a town with a population density of 1200 people per square mile. what delivery radius will allow the pizza restaurant to deliver to approximately 25,000 people?]
The delivery radius for a pizza restaurant in a town with a population density of 1200 people per square mile that wants to deliver to approximately 25,000 people is 2.6 miles.
To calculate the delivery radius, we can use the following formula:
Delivery radius = square root(population / density)
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In this case, the population is 25,000 and the density is 1200 people per square mile. So, the delivery radius is:
Delivery radius = square root(25,000 / 1200) = 2.6 miles
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This means that the pizza restaurant can deliver to approximately 25,000 people within a 2.6 mile radius of its location.
Here is another way to think about it. If we imagine a circle with a radius of 2.6 miles, then the area of that circle will be approximately 25,000 square miles. This means that the pizza restaurant can deliver to approximately 25,000 people within that circle.
It is important to note that this is just an estimate. The actual delivery radius may be slightly different depending on the terrain, traffic conditions, and other factors.
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What is the name of an item that you will buy only once?
The name of an item that a person can only buy once in one's lifetime are:
A strong quality outdoor trash can.A high-quality knife set.Can opener.Corkscrew.Measuring cups, etc.What are lifetime products?These are known to be a product that one can buy and a person can use for a lifetime until they grow tired of using it.
Note that not all product can or need to last forever but there are a lot of products that can actually do. some of which are:
A strong quality outdoor trash can.A high-quality knife set.Can opener.Corkscrew.Measuring cups, etc.Learn more about products from
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Over the course of a month, Katniss caught three times as many squirrels as deer. She also caught five less rabbits than squirrels. The total number of animals she caught is ten more than four times the number of deer caught. How many rabbits did Katniss catch? Help steps
Answer:
10 rabbits
Step-by-step explanation:
Let us represent
Number of rabbits = x
Number of squirrels = y
Number of deer = z
Katniss caught three times as many squirrels as deer.
y = 3z
She also caught five less rabbits than squirrels.
y = x - 5
The total number of animals she caught is ten more than four times the number of deer caught.
x + y + z = 4 × z + 10
x + y + z = 4z + 10
How many rabbits did Katniss catch?
Number of rabbits = x
We make x subject of the formula
x + y + z = 4z + 10
x = 4z + 10 - y - z
y = 3z
x = 4z + 10 - 3z - z
x = 4z - z - 3z + 10
x = 4z - 4z + 10
x = 0 + 10
x = 10
Therefore, the number of rabbits Katniss caught is 10 rabbits
Solve
x2 + x - 72 = 0
The correct answer is
x = 9, -8
there are 8 runners in the finale of the world olympics series 100-meter sprint. assuming that the order of finishing is important and that ties between the sprinters are impossible, how many different arrangements of 1st, 2nd, and 3rd place finishers could there be?
The number of ways to order the first, second and third place finishers is simply the number of permutations of 8 runners taken 3 at a time. This can be calculated using the formula for permutations
The formula for permutations, P(n,r), gives the number of ways to choose r items from a set of n items, where order matters. This formula is calculated as:
P(n,r) = n! / (n-r)!
where n! represents the factorial of n (i.e. n multiplied by n-1 multiplied by n-2, etc. down to 1).
In this problem, n = 8 and r = 3, so the number of permutations is:
P(8,3) = 8! / (8-3)! = 8! / 5! = 40320 / 120 = 336
So there are 336 different arrangements of first, second, and third place finishers in the 100-meter sprint.
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In the context of data patterns in a time series, regular patterns in a data series that take place over long periods of time are called _____.
In the context of data patterns in a time series, regular patterns in a data series that take place over long periods of time are called trends.
A trend is a long-term direction in which a series of data points moves. In other words, it describes how the data varies over time in a specific direction (upward, downward, or horizontal).
There are three types of trends: upward trend, downward trend, and horizontal trend (also known as stationary trend). An upward trend indicates that the data is increasing over time, while a downward trend indicates that the data is decreasing over time.
On the other hand, a horizontal trend indicates that the data is stable or random over time, and it's neither increasing nor decreasing.
For instance, in the figure below, the green line represents an upward trend, the red line represents a downward trend, and the blue line represents a horizontal trend.
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Lesson 2-3
Solve each equation. (MUST SHOW ALL STEPS for credit)
*18. 20 + g + g = 14 19. 7 + 4x – 9 = –6 20. –12 = –5 – 6n + 11
*21. 8 = 8p + 13 – 3p *22. 4(–2d – 3) = 12 23. –2(a + 6) = –22
Answer:
18. g= -3
19. x= -1
20. n= 3
21. p= -1
22. d= -3
23. a= 5
Step-by-step explanation:
how to solve the variable (using 18 as an example)
step 1: simplify both sides of the equation.
20+g+g=14
(g+g)+(20)=14(combine like terms)
2g+20=14
2g+20=14
step 2: subtract 20 from both sides.
2g+20−20=14−20
2g=−6
step 3: divide both sides by 2.
2g/2 = -6/2
If f(x) = 3x - 1 and g(x) = x + 2, find (f + g)(x)
A) 2x-3
B)3x-3
C)4x+1
D)2x-1
Answer:
C.
Step-by-step explanation:
if it is 4:40 what time would it be a half of hour later
Answer:
6:10.
Step-by-step explanation:
4 : 40 + 1 : 30 = 5 : 70
because 60 minutes make an hour and on the minutes side has more than 60, we have to minus 60 minutes and carry the one hour to the other side which is the Hour side.
5 : 70........ minus 60 to get 10.
5 + 1 to get 6.
therfore it is 6 : 10
Answer:
if it is 4:40, the time a half hour later would be 5:10.
Step-by-step explanation:
a half hour equals 30 minutes, so it's simple, we just add 30 minutes to 4:40 and we get 5:10, which is your answer.
A soccer ball kicked with an initial velocity of 39 ft/sec and an angle of 44° with the ground. Find the parametric equations that model the motion. What was its maximum height?
step by step please asap
The soccer ball reaches a maximum height of approximately 34.8 feet.
How to solveThe parametric equations for the motion of the soccer ball are:
x(t) = 39*cos(44°)t ≈ 26.9t
y(t) = \(39\sin(44)*t - 16t^2\) ≈ \(22.7t - 16t^2\)
where t is the time elapsed since the ball was kicked.
To find the maximum height of the ball, we need to find the vertex of the parabolic trajectory given by y(t).
The maximum height occurs at the vertex, which is at the time t = -b/2a, where a = -16 and b = 39*sin(44°).
So, t = -b/2a ≈ 1.1 seconds.
Substituting this value of t into the equation for y(t), we get the maximum height:
y(max) = \(39*\sin(44)1.1 - 16(1.1)^2 = 34.8 feet.\)
Therefore, the soccer ball reaches a maximum height of approximately 34.8 feet.
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One canned juice drink is 25% orange juice another is 10% orangw juice. How many liters of each should be mixed together in order to get 15 Lbthat is 20% orange juice?
Answer:
There should be 10 l of 25% orange juice and 5 l of 10% orange juice.
Step-by-step explanation:
Let the amount of the 25% orange juice be "x", while the amount of the 10% one be "y". The sum of these must be equal to 15 l, therefore:
\(x + y = 15\)
The sum of the concentration of juice on each can must be equal to the final product, therefore:
\(25\%*x + 10\%*y = 15*20\%\\0.25*x + 0.1*y = 3\)
We can now solve the system of equations as shown below:
\(\left \{ ({{x + y=15})*(-0.1) \atop {0.25*x + 0.1*y=3}} \right. \\\left \{ {{-0.1*x - 0.1*y=-1.5} \atop {0.25*x + 0.1*y=3}} \right. \\-0.1*x + 0.25*x = 3 - 1.5\\0.15*x = 1.5\\x = \frac{1.5}{0.15} = 10\\y = 15 - x = 15 - 10 = 5\)
There should be 10 l of 25% orange juice and 5 l of 10% orange juice.