Solve for a:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

Step-by-step explanation:

x+35+25=180

x+60 =180

x = 120.

y+x =18

The critical value used to test if there is evidence of an effect due to blocks at the 5% level of significance is 10.76.

The critical value can be determined using a statistical table.

The degrees of freedom for the blocks is 4 (df_b = 5 - 1 = 4) and for the treatments is 2 (df_t = 3 - 1 = 2).

The critical value for a 5% level of significance is 10.76.

This value can be found in the statistical table given in the textbook.

The critical value used to test if there is evidence of an effect due to blocks at the 5% level of significance can be calculated by using the F-test statistic.

The F-test is used to compare the variance between the blocks (SSBL) and the variance between the groups (SSB).

The F statistic is calculated by dividing the variance between the blocks (SSBL) by the variance between the groups (SSB).

In this case,

The F statistic is 3738/1048.93 = 3.56.

The critical value for a 5% level of significance can be found using a statistical table.

According to the table,

The critical value for an F statistic of 3.56 with four degrees of freedom in the numerator and four degrees of freedom in the denominator is 10.76

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Answer:

connect to

Step-by-step explanation:

dont know why people whole summery just put the answer

Relating a difficult text to a personal experience can certainly help readers understand and engage with the text.

Difficult text can refer to any type of written material that presents a challenge for the reader in terms of comprehension, vocabulary, or structure.

We have,

Relating a difficult text to a personal experience can certainly help readers understand and engage with the text.

When we connect new information to our existing knowledge and experiences, we are more likely to remember and comprehend the new information.

Additionally, making personal connections to the text can help readers to relate to the topic on a deeper, more emotional level, which can increase their interest and motivation to learn more.

For example,

If a reader is struggling to understand a complex scientific concept, they might try to relate it to an experience they had in their own life that involved similar principles.

This could involve recalling a time when they observed or experienced the concept in action or thinking about how the concept might be relevant to their own interests or goals. By making these connections, the reader may be able to better understand and remember the concept, as well as feel more invested in learning about it.

Overall, connecting difficult texts to personal experiences can be a useful strategy for improving reading comprehension and engagement, as well as making learning more enjoyable and meaningful.

Thus,

Relating a difficult text to a personal experience can certainly help readers understand and engage with the text.

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The weight of the Avery's lunch box using given weights is equal to 0.92 pounds (rounded to two decimal places).

Total weight of the backpack= 2 2/3 pounds

                                                = 8/3 pounds

The weight of the each book =7/8 pounds.

Let x be the weight of the lunch box in pounds.

An equation that represents the total weight in Avery's backpack,

2(7/8) + x = 8/3

To solve for x, simplify and solve for x,

⇒14/8 + x = 8/3

Multiplying both sides by 24 the least common multiple of 8 and 3 to clear the fractions,

⇒42 + 24x = 64

Subtracting 42 from both sides,

⇒24x = 22

Dividing both sides by 24,

⇒x = 22/24

Simplifying the fraction,

⇒x = 11/12

     =  0.92 pounds (rounded to two decimal places).

Therefore, the  weight of the lunch box is equal to 0.92 pounds (rounded to two decimal places).

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Answer:

Step-by-step explanation:

Given function

From the table we get the function g(x), use pairs (1, 10) and (3, 14)

The slope:

The y-intercept:

The function g(x) is found as:

The y- intercept of f (x) is subtracted from the y-intercept of g (x):

Answer:

(the answer is • -4)

...

Answer:

Let c = number of child tickets

a = number of adult tickets

5.70c + 9.10a = 972.50

c + a = 139

5.70(139 - a) + 9.10a = 972.50

792.30 - 5.70a + 9.10a = 972.50

792.30 + 3.40a = 972.50

3.40a = 180.20

a = 53, c = 86

53 adult tickets and 86 child tickets were sold that day.

Answer:

\(a^{m-n}\)

Step-by-step explanation:

If we have the expression \(m^a \div m^n\), we can use exponent rules to simplify this.

Exponent rules say that \(x^a \div x^b = x^{a-b}\). In this case, x is a, a is m and b is n, so the same rule applied here.

So  \(a^m \div a^n\) will be equal to \(a^{m-n}\).

Hope this helped!

Answer:

Four percent

Step-by-step explanation:

Step-by-step explanation:

x - 2y = 3

let's transform this into a regular function definition

y = ...

so,

x - 2y = 3

x = 2y + 3

x - 3 = 2y

(x - 3)/2 = y

or

y = (x - 3)/2

now, that we have the function definition, we can simply put the given x value of the point into all places, where x is mentored in the expression, and calculate the y value :

y = (-3 - 3)/2 = -6/2 = -3

so, p = -3, and the point on the line is

(-3, -3)

Answer:

D = 4, 4, 6, 7

R = 2, -1, 3, 5

Function? It is NOT A FUNCTION

Step-by-step explanation:

Domain (D) include the set of input values, while the Range includes the set of output value (y).

Thus:

Note that the input value, 4, is mapped or is related to two different output values, 2 and 5. Therefore,

D = 4, 4, 6, 7

R = 2, -1, 3, 5

✔️It is not a function because there are two output value related to one input value.

Answer: 320

Step-by-step explanation:

64 x 5

Answer:

Answer:d)  320

Step-by-step explanation:

64x5

Answer:

1

Step-by-step explanation:

It starts with number one, so one must be the initial value of the sequence.

1

 Step-by-step explanation:

1. The particular solution that satisfies the first differential equation and the initial condition is f(x) = 4x^2 + 7

2. The particular solution that satisfies the second differential equation and the initial condition is f(s) = 7s^2 - 3s^4 + 19

1. To find the particular solution that satisfies the differential equation and the initial condition, we need to integrate the given differential equation and apply the initial condition.

Let's solve each problem step by step:

Given: f'(x) = 8x, f(0) = 7

First, we integrate the differential equation by applying the power rule of integration:

∫f'(x) dx = ∫8x dx

Integrating both sides, we get:

f(x) = 4x^2 + C

To find the value of C, we apply the initial condition f(0) = 7:

f(0) = 4(0)^2 + C

7 = C

Therefore, the particular solution that satisfies the differential equation and the initial condition is:

f(x) = 4x^2 + 7

2.  f'(s) = 14s - 12s^3, f(3) = 1

Similarly, we integrate the differential equation:

∫f'(s) ds = ∫(14s - 12s^3) ds

Integrating both sides:

f(s) = 7s^2 - 3s^4 + C

Applying the initial condition f(3) = 1:

f(3) = 7(3)^2 - 3(3)^4 + C

1 = 63 - 81 + C

1 = -18 + C

C = 19

Hence, the particular solution that satisfies the differential equation and the initial condition is:

f(s) = 7s^2 - 3s^4 + 19

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The equation does not represent a direct proportion

From the question, we have the following parameters that can be used in our computation:

2.5=q-1.6

The above equation is a linear equation

When the equation is solved, we have"

q = 2.5 + 1.6

Evaluate the like terms

q = 4.1

The equation q = 4.1 is not a direct proportion

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The statement that is not true about a rational function of the form f(x) where g and h are polynomial functions is D. A rational function may have many horizontal asymptotes.

A rational function is defined as the ratio of two polynomial functions, where g and h are polynomials and h is not the zero polynomial. The graph of a rational function can have vertical asymptotes, which occur when the denominator of the function is equal to zero. However, a rational function can intersect a vertical asymptote if the numerator is also equal to zero at that point.

Regarding vertical asymptotes, statement A is true. The graph of a rational function will never intersect a vertical asymptote, as long as the function is defined at that point.

Statement B is also true. A rational function may have multiple vertical asymptotes if the denominator has multiple factors that result in the function being undefined at different points.

Statement C is also true. If the degrees of g and h are m and n, respectively, and m is less than or equal to n, then the rational function will have a horizontal asymptote with an equation of y = (a/b).

However, statement D is not true. A rational function can have at most one horizontal asymptote, and this occurs when the degree of g is equal to the degree of h. The equation of the horizontal asymptote is y = (a/b), where a is the leading coefficient of g and b is the leading coefficient of h.

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Answer:

The first term is 42.

Step-by-step explanation:

The common difference is 142  - 140 = 2 so we have

50th term = a1 + 2(50 -1) = 140    where a1 is the first term

a1 + 98 = 140

a1 = 140 - 98 =  42.

Answer:

$870.00 is the motorcycle price after a 40% discount

Step-by-step explanation:

discount = original price x discount % / 100

discount = 1450 x 40 / 100

discount = 1450 x 0.4

discount = $580.00

Final Price = Original Price - Discount

Final Price = 1450 - 580

Final Price = $870

Answer:

16

Step-by-step explanation:

50-42=8

8 times 2 is 16

Answer:

16

Step-by-step explanation:

42+8=50 then you double that number and 8x2 is 16 therefore the number must be 16

Answer:

0.1

Step-by-step explanation:

E = 18.1 h will be a proportional equation for e in terms of h that matches the context.

the property of having suitable proportions in terms of size, number, degree, harshness, etc.: If a defensive action against an unfair attack results in the destruction that contravenes the proportionality criterion, it may even go far beyond a justifiable defense.

Given a table of data about total earnings and working hours,

Since its given that the data is proportional thus we can make an equation in terms of earning and working hours variable.

Let "e" be the earnings of Penelope and " h" be the total working hours

Thus,

e/h = 362/20

e = 18.1h

Therefore, a proportional equation for e in terms of h that matches the context will be  E = 18.1h.

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204.79

Step-by-step explanation:

I assume you're asked to solve

4 cos²(x) - 7 cos(x) + 3 = 0

Factor the left side:

(4 cos(x) - 3) (cos(x) - 1) = 0

Then either

4 cos(x) - 3 = 0   or   cos(x) - 1 = 0

cos(x) = 3/4   or   cos(x) = 1

From the first case, we get

x = cos⁻¹(3/4) + 2nπ  or   x = -cos⁻¹(3/4) + 2nπ

and from the second,

x = nπ

where n is any integer.

The required, in 2007 the price per gallon was 7b more than the price of a gallon of fuel in the year 2000. Where b is the inflation factor.

The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.

Here,
Let 'a' be the cost per gallon of fuel in the year 2000, and 'b' be the inflation rate per year. If the rate of inflation is constant then
After 7 year inflation = 7b
Cost of fuel in 2007 = a + 7b

Now,
according to the question
Change in cost of fuel
= cost in 2007 - cost in 2000
= a + 7b - a
= 7b

Thus, the required, in 2007 the price per gallon was 7b more than the price of a gallon of fuel in the year 2000. Where b is the inflation factor.

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Asking subject matter experts to rate each item in a test would be most helpful in strengthening the content validity of a test

Asking subject matter experts to rate each item in a test would be most helpful in strengthening the content validity of a test. Content validity refers to the extent to which a test accurately measures the specific content or domain it is intended to assess. By involving subject matter experts, who are knowledgeable and experienced in the domain being tested, in the evaluation of each test item, we can gather expert opinions on the relevance, representativeness, and alignment of the items with the intended content. Their input can help ensure that the items are appropriate and adequately cover the content area being assessed, thus enhancing the content validity of the test.

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Mean reversion is the tendency of prices or variables to return to their average level. The mean-reverting level, x1, is calculated using statistical methods and indicates potential future decreases or increases.

Mean reversion refers to the tendency of asset prices or economic variables to move back to their average or mean level over time. The mean-reverting level, x1, for a time series can be calculated using statistical methods like moving averages or exponential smoothing. These techniques estimate the average value or trend of the data.



The interpretation of x1 depends on the context. If the current value is above x1, it suggests a potential future decrease, reverting back to x1. Conversely, if the current value is below x1, it indicates a potential future increase, also reverting back to x1. The deviation from x1 provides insights into the strength or speed of the mean reversion process.



Therefore, Mean reversion is the tendency of prices or variables to return to their average level. The mean-reverting level, x1, is calculated using statistical methods and indicates potential future decreases or increases.

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Step-by-step explanation & Answer:

18) 8

20) 26

22) 36

24) 2

If this helped plz pick this answer

One significant change was the implementation of the New York State Tenement House Act of 1901, which required new tenement buildings to have adequate ventilation and light, indoor plumbing, and fire escapes.

During the late 19th and early 20th centuries, tenement housing in urban areas was characterized by overcrowding, poor sanitation, and inadequate ventilation.

These conditions led to high rates of disease and mortality among the working-class population that lived in them. To address these issues, the New York City Health Department instituted a series of reforms that required tenement buildings to meet certain design and construction standards.

It also mandated minimum room sizes and set limits on the number of people who could occupy a single room.

These changes helped to improve the living conditions in the worst tenements, reducing the spread of disease and improving the overall health of the city's working-class population.

While tenement housing remained a significant problem in urban areas for many years, the reforms instituted by the Health Department represented an important step towards improving the quality of life for those who lived in these buildings.

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The functions that are exponential are f(x) = 4(1/4)ˣ , g(x) = 14(4)ˣ and k(x) = 6(5.49)ˣ , the options that are correct are (a) , (b) and (e) .

In the question ,

five function are given ,

we need to select the functions that are exponential ,

We know that , Exponential function is a function whose value is a constant raised to power of a variable ,

For Example , f(x) = cˣ, where c is any constant value and x is a variable.

Part(a) ,

f(x) = 4(1/4)ˣ

Since , x is in the exponent , hence it is an exponential function .

Part(b) ,

g(x) = 14(4)ˣ

Since , x is in the exponent , hence it is an exponential function .

Part(c) ,

h(x) = 10x⁵

Since , x is present in the base , hence , it is not an exponential function .

Part(d) ,

j(x) = −9x⁴

Since , x is present in the base , hence ,it is not an exponential function .

Part(e) ,

k(x) = 6(5.49)ˣ

Since , x is in the exponent , hence it is an exponential function .

Therefore , The exponential functions are (a) f(x) = 4(1/4)ˣ  , (b) g(x) = 14(4)ˣ   and  (e) k(x) = 6(5.49)ˣ  .

The given question is incomplete , the complete question is

which of the following are exponential functions? select all correct answers.

(a) f(x) = 4(1/4)ˣ

(b) g(x) = 14(4)ˣ

(c) h(x) = 10x⁵

(d) j(x) = −9x⁴

(e) k(x) = 6(5.49)ˣ

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Answer:

the left over piece is \(11 \frac{4}{5}\) inches

Step-by-step explanation:

The computation is shown below:

The total length of the strips is

\(= 11 \frac{3}{5} + 15 \frac{1}{5} + 9 \frac{2}{3} \\\\= \frac{58}{5} + \frac{76}{5} + \frac{47}{5}\\\\= \frac{58 + 76 + 47}{5}\\\\= \frac{181}{5}\\\\= 36 \frac{1}{5}\)

The left over piece would be

\(= 48 - 36 \frac{1}{5}\\\\= 48 - \frac{181}{5}\\\\= \frac{240 - 181}{5}\\\\= \frac{59}{5}\\\\= 11 \frac{4}{5}\)

Hence, the left over piece is \(11 \frac{4}{5}\) inches