Answer:
x = 2
Step-by-step explanation:
x/6 = 16/48
48x = 6 . 16
48x = 96
x = 96/48
x = 2
Please help 10 points for the answer;
What is an equation of the line in slope- intercept form? m=3 and the y -intercept is (0,4)
Answer:
y=3x+4
Step-by-step explanation:
y-y1=m(x-x1)
y-4=3(x-0)
y-4=3x
y=3x+4
Your brother is your age. Your sister is 6 years older than your brother. Your sister is 10 years old. Wnte and solve an equation to
find your age a
An equation is
= 10
Equation: 3x+6 = 10
Solution: You are 12 years old
A panhandler makes $15 to $20 per day on the streets. This is his D) prestige. B) income C) status. A) wealth.
The term "income" refers to the money that an individual earns or receives in exchange for their work or services.
In this case, the panhandler is making $15 to $20 per day on the streets, which can be considered his income. The terms "prestige," "status," and "wealth" are not relevant in this context.
A panhandler who makes $15 to $20 per day on the streets and you want to know whether this is his A) wealth, B) income, C) status, or D) prestige.
The answer is B) income. The money a panhandler makes per day can be considered his daily income.
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Find the length of each side and the
perimeter.
(5n -17) cm
(2n + 1) cm
n cm
7n-16
Step-by-step explanation:
Sry can u give me the picture
Find the mean, the variance, the first three autocorrelation functions (ACF) and the first 3 partial autocorrelation functions (PACF) for the following AR (1) process with drift X=α+βX t−1 +ε t
Given an AR(1) process with drift X = α + βX_{t-1} + ε_t, where α = 2, β = 0.7, and ε_t ~ N(0, 1).To find the mean of the process, we note that the AR(1) process has a mean of μ = α / (1 - β).
So, the mean is 6.67, the variance is 5.41, the first three ACF are 0.68, 0.326, and 0.161, and the first three PACF are 0.7, -0.131, and 0.003.
So, substituting α = 2 and β = 0.7,
we have:μ = α / (1 - β)
= 2 / (1 - 0.7)
= 6.67
To find the variance, we note that the AR(1) process has a variance of σ^2 = (1 / (1 - β^2)).
So, substituting β = 0.7,
we have:σ^2 = (1 / (1 - β^2))
= (1 / (1 - 0.7^2))
= 5.41
To find the first three autocorrelation functions (ACF) and the first 3 partial autocorrelation functions (PACF), we can use the formulas:ρ(k) = β^kρ(1)and
ϕ(k) = β^k for k ≥ 1 and
ρ(0) = 1andϕ(0) = 1
To find the first three ACF, we can substitute k = 1, k = 2, and k = 3 into the formula:
ρ(k) = β^kρ(1) and use the fact that
ρ(1) = β / (1 - β^2).
So, we have:ρ(1) = β / (1 - β^2)
= 0.68ρ(2) = β^2ρ(1)
= (0.7)^2(0.68) = 0.326ρ(3)
= β^3ρ(1) = (0.7)^3(0.68)
= 0.161
To find the first three PACF, we can use the Durbin-Levinson algorithm: ϕ(1) = β = 0.7
ϕ(2) = (ρ(2) - ϕ(1)ρ(1)) / (1 - ϕ(1)^2)
= (0.326 - 0.7(0.68)) / (1 - 0.7^2) = -0.131
ϕ(3) = (ρ(3) - ϕ(1)ρ(2) - ϕ(2)ρ(1)) / (1 - ϕ(1)^2 - ϕ(2)^2)
= (0.161 - 0.7(0.326) - (-0.131)(0.68)) / (1 - 0.7^2 - (-0.131)^2) = 0.003
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Evaluate: x (4 - 5) + 2y
Answer:
-1x+2y
Step-by-step explanation:
x(4-5)+2y
4x-5x+2y
4x-5x
-1x+2y
Can someone help please!!
Answer:
5. c = 13
6. b = 6
Step-by-step explanation:
Our equation is a^2 + b^2 = c^2
5. 144 + 25 = 169
Then square root 169
c = 13
6. 64 + b^2 = 100
b^2 = 36
b = 6
find the sum -10 +20
Answer:
10
Step-by-step explanation:
.....................
Answer: 10
Step-by-step explanation:
Blake is eliminating contributing factors to ensure accuracy in his results. Which step of the scientific method is he performing?.
Test the hypothesis step of the scientific method is he performing.
Making conjectures (hypothetical explanations) is a step in the scientific method. Predictions are then derived from the hypotheses as logical conclusions, and experiments or actual observations are conducted based on those predictions.
Since at least the 17th century, the scientific method—an empirical approach to learning—has guided the advancement of science. Since one's interpretation of the observation may be distorted by cognitive presumptions, it requires careful observation and the application of severe skepticism regarding what is observed.
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Names of TV shows taped in New York are an example of which type of data? Answer a. Qualitative b. Statistic c. Quantitative d. Parameter
Option (A) Names of TV shows taped in New York are an example of qualitative data. Qualitative data is descriptive in nature and does not involve numerical values or measurements.
It deals with qualities or attributes that cannot be expressed numerically. In this case, the names of TV shows are characteristics that describe the nature of the data. Quantitative data, on the other hand, is numerical data that can be measured and expressed in numbers. A parameter is a measurable factor or variable that can be used to define a system, while statistics is a branch of mathematics that deals with data collection, analysis, and interpretation. In conclusion, since the names of TV shows are descriptive in nature and do not involve numerical values, they are an example of qualitative data.
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If 1=3
2=3
3=5
4=4
5=4
Then, 6=?
If 1=3, 2=3, 3=5, 4=4, and 5=4, then it is not possible to determine the value of 6. In this scenario, the numbers are not being used in a consistent or logical manner, so it is impossible to predict what value 6 might have. In general, it is not possible to determine the value of a number based on a series of equations that do not follow the rules of arithmetic.
Nolan had 20 dollars to spend on 3 gifts. He spent 9 34 dollars on gift A and 3 12
dollars on gift B. How much money did he have left for gift C?
The $7.54 money he had left for gift C.
Nolan had 20 dollars to spend on 3 gifts.
He spent 9.34 dollars on gift A and 3.12 dollars on gift B
Total Amount = 20 dollars.
Total number of gifts = 3 i .e Gift A, Gift B , Gift C.
Total amount spend for Gift A and Gift B = Amount spend on gift A + Amount spend on gift BFirst, let's add up the amount Nolan spent on gifts A and B:
⇒9.34 + 3.12 = 12.46
The amount spent on gifts A and gifts B is $12.46
Next, we subtract this amount from the total amount of money Nolan had:
Amount Left for Gift C = Total Amount - Total amount spend for Gift A and Gift B.
⇒20 - 12.46 = 7.54
So,
Therefore, the Nolan had $7.54 left to spend on gift C.
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A bakery sells 6 bagels for $2.99. What is the cost, in dollars, for 48 bagels?
A. $10.76
B. $13.16
C. $23.92
D. $37.08
Answer: $23.92
Step-by-step explanation:
First, we know that 6 bagels is $2.99.
48/6=8
This means that 6 is a multiple of 48, which makes it easier to solve.
$2.99 x 8 = 23.92
= $23.92
Calculate an interval for which you can have a high degree of confidence that at least 95% of all UHPC specimens adhered to steel will have work of adhesion values between the limits of the interval. (Round your answers to two decimal places.)
To calculate the interval for a high degree of confidence that at least 95% of all UHPC specimens adhered to steel will have work of adhesion values between the limits of the interval, we need to use a confidence interval formula. Assuming a normal distribution, we can use the formula:
1. Obtain the mean (µ) and standard deviation (σ) of the work of adhesion values from the sample data.
2. Determine the desired confidence level (95% in this case), which corresponds to a Z-score of 1.96 (from a standard normal distribution table).
3. Calculate the standard error (SE) by dividing the standard deviation (σ) by the square root of the sample size (n): SE = σ / √n.
4. Calculate the margin of error (ME) by multiplying the Z-score by the standard error: ME = 1.96 * SE.
5. Find the confidence interval by subtracting and adding the margin of error from the mean: (µ - ME, µ + ME).
Round your answers to two decimal places. This interval provides a 95% confidence that the true work of adhesion values for at least 95% of all UHPC specimens adhered to steel lie between these limits.
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What is the 5:4:1 ratio of 60?
Answer:
let the numbers be 5x,4x and X respectively
5x+4x+X=60or,10x=60or,X=60/10therefore X=6
now ration
5x=5*X=5*6=304x=4*X=4*6=24X=6therefore ratio=30:24:6
Answer:
5- 5:2
4- 2:5
1-1:10
these are the ratio
of the question
ok hope it
help you
Prove: <1= <3
Complete the proof (reasons A and B).
A. Definition of supplementary angles
And Substitution property
B. Angle addition postulate
And Subtraction property of equality
C. Subtraction property of equality
And Definition of linear pair
D. Addition property of equality
And Angle addition postulate
The reason that proves the above conditions is option A. Definition of supplementary angles And Substitution property.
Supplementary angles:
The pair of angles that gives 180° on adding is known as Supplementary angles. In other words, the sum of two supplementary angles is 180°. Two pairs of Supplementary angles will always form a linear pair.
Here we have
∠1, ∠2, ∠3, and ∠4 are formed by 2 intersecting lines
As we know
∠1, ∠2 is a linear pair and form supplementary angles
=> Sum of the ∠1, ∠2 will equal 180°
∠2, ∠3 is a linear pair and form supplementary angles
=> Sum of the ∠2, ∠3 will equal 180°
Therefore,
By the Definition of supplementary angles ∠1+∠2= 180° and ∠2+∠3= 180°
From the above observations,
=> ∠1+∠2= 180° and ∠2+∠3= 180°
=> ∠1 + ∠2 = ∠2 + ∠3
Therefore,
By the Substitution property ∠1 + ∠2 = ∠2 + ∠3
Hence,
The reason that proves the above conditions is option A. Definition of supplementary angles And Substitution property
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A 4-ounce tube of paint costs 15.40 what is the cost per ounce?
Answer:
3.85
Step-by-step explanation:
Divide 15.40 by 4.
Answer:
3.85
Step-by-step explanation:
4 ounces = 15.4
4 ounces/ 4= 1 ounce
15.4/4=3.85
Ms. Howard spent 1/3 of her monthly salary on groceries and I/4 of it on entertainment. She spent 2/5 of the remainder on transportation. She then had $270 left. Find Ms. Howard’s salary
Ms. Howard's salary would be $360. Below, you will learn how to solve the problem.
Ms. Howard's salary can be found by first calculating the amount of money spent on groceries, entertainment, and transportation. 1/3 of her monthly salary was spent on groceries, so that would be $(1/3)x where x is her salary, 1/4 of her monthly salary was spent on entertainment, so that would be $(1/4)x. 2/5 of the remaining amount was spent on transportation, which is $(2/5)(x-(1/3)x-(1/4)x).
Ms. Howard then had $270 left, so we can set up the equation:
$(1/3)x + $(1/4)x + $(2/5)(x-(1/3)x-(1/4)x) = 270
Solving for x, Ms. Howard's salary would be $360.
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math math math math + math equails wat?
3094857 x 7890 + 11x=
Answer:
24,418,421,851
Step-by-step explanation:
Answer:
24418421730+ 11x
Step-by-step explanation:
find the taylor polynomials p1, ..., p4 centered at a0 for f(x).
The Taylor polynomials P1, P2, P3, and P4 centered at a0 for f(x) are given as:P1(x) = 1P2(x) = 1 - x²/2!P3(x) = 1 - x²/2! + x⁴/4!P4(x) = 1 - x²/2! + x⁴/4! - x⁶/6!
We will apply the Taylor's theorem formula, which is supplied as follows, to determine the Taylor polynomials P1, P2, P3, and P4 centred at a0 for f(x) in the given question:f'(a)(x-a)/1 = f(x) = f(a) + f'(a)! + f''(a)(x-a)²/2! + ... + fⁿ(a)(x-a)ⁿ/n!We have f(0) = 1f'(0) = 0f''(0) = -1f'''(0) = 0f4(0) = 1 for f(x) = cos(x) at x = 0.We can get the following polynomial expressions by using these values in the Taylor's theorem formula:P1(x) = 1P2(x) = 1 - x²/2!P3(x) = 1 - x²/2! + x⁴/4!P4(x) = 1 - x²/2! + x⁴/4! - x⁶/6!Consequently, the Taylor polynomials P1, P2, P3, and P4 for f(x) are provided as follows:P1(x) = 1P2(x) = 1 - x²/2!P3(x) = 1 - x²/2! + x⁴/4!P4(x) = 1 - x²/2! + x⁴/4! - x⁶/6!
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if mileages for both tires follow a normal distribution, what is the probability that a randomly selected standard model tire will get more mileage than a randomly selected extended life tire?
The probability of getting more mileage from a standard model tire than an extended life tire is 0.1587 or 15.87%.
To answer this question, we need to know the mean and standard deviation for the mileage of each type of tire. Let's assume that the mean mileage for the standard model tire is 40,000 miles with a standard deviation of 5,000 miles. For the extended life tire, let's assume that the mean mileage is 45,000 miles with a standard deviation of 4,000 miles.
We can use the Z-score formula to calculate the probability of getting more mileage from a standard model tire than an extended life tire. The Z-score formula is:
Z = (X - μ) / σ
Where X is the value we want to find the probability for, μ is the mean, and σ is the standard deviation.
For the standard model tire, we want to find the probability of getting a mileage greater than 45,000 miles. Using the formula, we get:
Z = (45,000 - 40,000) / 5,000
Z = 1
Using a Z-score table, we can find that the probability of getting a Z-score of 1 or more is 0.1587.
Therefore, the probability of getting more mileage from a standard model tire than an extended life tire is 0.1587 or 15.87%.
In conclusion, if the mileage for both tires follows a normal distribution, there is a 15.87% chance that a randomly selected standard model tire will get more mileage than a randomly selected extended life tire.
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The Anderson Balanced mutual fund charges a sales load of 4.85 percent. If you invest $15,000, how much must you pay in commissions?
Answer:
Step-by-step explanation:
If you invest $15,000 in the Anderson Balanced mutual fund, you would need to pay $727.50 in commissions, based on the sales load of 4.85 percent.
The sales load is a commission or fee charged by mutual funds for buying or selling shares. In this case, the Anderson Balanced mutual fund charges a sales load of 4.85 percent. To calculate the amount of commission you would need to pay, you can multiply your investment amount by the sales load percentage.
For a $15,000 investment, the commission would be calculated as follows:
$15,000 x 4.85% = $727.50
Therefore, if you invest $15,000 in the Anderson Balanced mutual fund, you would be required to pay $727.50 in commissions, which represents 4.85 percent of your investment amount.
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Consider the history Dr. King describes and the status quo he critiques in "Letter from
Birmingham Jail. " In the context of this text, how has America changed over time? To what extent do you see the problems that Dr. King described in this letter in society today?
In his "Letter from Birmingham Jail," Dr. King describes the history and status quo he is criticizing.
Over time, the country has changed in the sense that people of color, especially African Americans, have gained more rights.
For example, they have the right to vote, attend school, and live where they choose.
However, even though America has changed a lot since the Civil Rights Movement, the problems that Dr. King described still exist in society today. They include discrimination and inequality.
Furthermore, in his letter, Dr. King criticizes the injustices of segregation and white supremacy. He calls for an end to discrimination against African Americans and for the creation of a just society.
This is still an issue today, with the Black Lives Matter movement, which is protesting the killing of black people by the police. Dr. King's call for a just society is just as important today as it was when he wrote his letter.
The letter, in general, is calling for equality, which is still lacking in America today, 150 years after the end of slavery.
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For # 16 to 20, perform the indicated operations. 16.) (5r²-8r+7)-(3x²-2x-3)+(r² +5x-10) ____________
17.) (2x-3)(3x-1) ___________
18.) (3x+5)² __________
19.) (x+3)(4x²-5x+8) __________
20.) (8³-6x+1)+(2x-1) __________
Let's solve the given operations step by step. For 16), we need to simplify the expression. For 17), we need to perform multiplication of two binomials. For 18), we need to square a binomial. For 19), we need to perform multiplication of a binomial and a trinomial. And for 20), we need to simplify the expression by combining like terms. By performing the necessary calculations, we can find the results for each operation.
16) To simplify the expression (5r²-8r+7)-(3x²-2x-3)+(r² +5x-10), we combine like terms:
(5r² + r²) + (-8r + 5x) + (7 - 3 - 10) = 6r² - 8r + 5x - 6.
17) To multiply (2x-3)(3x-1), we use the distributive property:
(2x * 3x) + (2x * -1) + (-3 * 3x) + (-3 * -1) = 6x² - 2x - 9x + 3 = 6x² - 11x + 3.
18) To square (3x+5), we use the formula (a+b)² = a² + 2ab + b²:
(3x)² + 2(3x)(5) + (5)² = 9x² + 30x + 25.
19) To multiply (x+3)(4x²-5x+8), we use the distributive property:
(x * 4x²) + (x * -5x) + (x * 8) + (3 * 4x²) + (3 * -5x) + (3 * 8) = 4x³ - 5x² + 8x + 12x² - 15x + 24 = 4x³ + 7x² - 7x + 24.
20) To simplify (8³-6x+1)+(2x-1), we combine like terms:
512 - 6x + 1 + 2x - 1 = 512 - 4x + 1 = 513 - 4x.
Therefore, the results for the given operations are:
16) 6r² - 8r + 5x - 6.
17) 6x² - 11x + 3.
18) 9x² + 30x + 25.
19) 4x³ + 7x² - 7x + 24.
20) 513 - 4x.
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PLEASE HELP!!!!!!! i dont know how to solve this problem
Answer:
Step-by-step explanation:
3 because at the bottem it is 3 away and top three away.
Ariana is selling flowers for her band fundraiser wreaths cost 27 and poinsettias cost 20 if she sold 15 poinsettias and made 543 how many wreaths did she sell
Ariana sold 9 wreaths.
Let's assume Ariana sold x wreaths.
The total amount earned from selling wreaths can be calculated by multiplying the number of wreaths sold (x) by the cost of each wreath, which is $27. Therefore, the amount earned from selling wreaths is 27x dollars.
The total amount earned from selling poinsettias can be calculated by multiplying the number of poinsettias sold (15) by the cost of each poinsettia, which is $20. Therefore, the amount earned from selling poinsettias is 20 * 15 = 300 dollars.
The total amount earned from both wreaths and poinsettias is given as $543.
So, we can set up the equation:
27x + 300 = 543
Now, solve for x:
27x = 543 - 300
27x = 243
x = 243 / 27
x = 9
Therefore, Ariana sold 9 wreaths.
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Un cuerpo geométrico de forma cúbica tiene un volumen de 30 unidades cúbicas ¿cuáles serán sus dimensiones de largo, ancho y altura si sabemos que la medida del largo es mayor que la del ancho, pero menos que altura?
The dimensions of the cubic shape are:
Length = 10 units
Width = 3 units
Height = 1 units
How to calculate the valuyIt should be noted that a geometric body of cubic shape has a volume of 30 cubic units, and we want to know the length, width and height dimensions if we know that the length is greater than the width, but less than the height?l.
We can list out all the possible combinations of l, w, and h that multiply to 30:
1 * 1 * 30 = 30
1 * 2 * 15 = 30
1 * 3 * 10 = 30
1 * 5 * 6 = 30
2 * 3 * 5 = 30
Therefore, the dimensions of the cubic shape are: Length = 10 units, Width = 3 units, Height = 1 unit
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A geometric body of cubic shape has a volume of 30 cubic units, what will be its length, width and height dimensions if we know that the length is greater than the width, but less than the height?
If the proportion of the total disposable income spent on consumer goods and services is 94.1 percent and if
consumers spend 80 percent of each additional dollar, what is
a. The APC?
b. The APS?
c. The MPC?
d. The MPS?
A student was trying to write an exponential function to represent a fish population in a local stream decreasing at a rate of 3% per year. The original population was 48,000. The student made an error when writing their exponential function. Find and explain the error in the student’s work below.
y=48,000(1.03)^x
The error made by the student in the exponential function, y = 48,000(1.03)^x is that the function represented an exponential growth rather than an exponential decay.
What is an exponential function?An exponential function is written in the form y = abˣ.
In the exponential function, the exponent, x is a variable.
Annual decreasing rate of the fish population = 3% or 0.03
Original population = 48,000
Let the number of years = x
Exponential function: 48,000 (1 - 0.03)^x
= 48,000(0.97)^x
Thus, to represent an exponential decay, the exponential function should have been written as y = 48,000(0.97)^x.
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Ramon’s had a 60 question test and got 70% of the questions correct how much did he get incorrect?
Answer:
18
Step-by-step explanation:
total no. of questions - 60
percentage of correct answers - 70%
60 = 100%
? = 70%
cross multiply and divide the answer by hundred
\( \frac{60 \times 70}{100} \\ \\ \frac{4200}{100} = 42\)
answers got correct = 42
therefore answers got incorrect = 60 - 42 = 18
answer = 18