Solve h+p=7(k -4) for k.

Answer:

25

Step-by-step explanation:

a² + 7a + 7

a = 2

Plug in the value of 2 for every occurance of a.

(2)² + 7(2) + 7

First, solve the exponent.

4 + 7(2) + 7

Now, multiply.

4 + 14 + 7.

Add.

25

This is your answer.

Hope this helps!

Answer:

Step-by-step explanation:

Plot 213, −56, and −312 on the number line.

Answer:

when i did the math i got o.28

Step-by-step explanation:

Answer:

0.67

Step-by-step explanation:

To display formulas, one way is to press the key combination [Ctrl]+[] (grave accent).

The key combination [Ctrl]+[] is used to display formulas.

This is a useful feature for checking and editing formulas without altering the calculated values.

By pressing [Ctrl]+[], users can easily view the underlying formulas and ensure their accuracy.

This key combination provides a convenient way to switch between the formula view and the results view, enabling efficient editing and troubleshooting of complex calculations.

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It indicates that the test is highly accurate in correctly identifying individuals with hepatitis C (high sensitivity) and accurately ruling out individuals without the disease (high specificity).

Sensitivity and specificity are two important measures of a diagnostic test's performance. Sensitivity refers to the test's ability to correctly identify individuals who have the condition, while specificity refers to its ability to correctly identify individuals who do not have the condition.

In the case of the ELISA test for hepatitis C, a sensitivity of 95% means that the test will correctly identify 95% of individuals who actually have hepatitis C as positive. This indicates a high probability of detecting the disease when it is present.

On the other hand, a specificity of 90% means that the test will correctly identify 90% of individuals who do not have hepatitis C as negative. This suggests that there is a 10% chance of a false positive result, where individuals without the disease are mistakenly identified as positive.

Overall, the high sensitivity and specificity of the ELISA test for hepatitis C make it a valuable tool in the diagnosis and screening of individuals for this infectious disease. However, it is important to consider that no test is 100% accurate, and false results can still occur. Therefore, additional confirmatory tests may be required in certain cases to ensure accurate diagnosis and appropriate medical intervention.

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The statement is false. The correct answer is A. False. The sets do not have the same cardinality.

In this case, we are comparing two sets: (4, 7, 9) and (4, 4, 7, 9, 9). To determine if the statement is true or false, we need to check if both sets contain the same elements and if they have the same cardinality.

The first set (4, 7, 9) has a cardinality of 3, as it contains three unique elements. The second set (4, 4, 7, 9, 9) has a cardinality of 5, as it contains five elements (though some are duplicated). Since the two sets have different cardinalities, they cannot be equal, and the statement is false.

Answer B is incorrect because although some elements of the first set are duplicated in the second set, this is not the main reason the statement is false. The primary reason is the difference in cardinality.

Answer C is incorrect because the sets do not contain the same elements; the second set has duplicate elements.

Answer D is incorrect because the requirement for the sets to be equal is not based on duplication but rather on having the same elements and cardinality.

In conclusion, the statement is false because the two sets do not have the same cardinality, and thus, they cannot be considered equal. Therefore, the correct option is A.

The question was incomplete, Find the full content below:

Determine whether the statement is true or false. If the statement is false, give a reason. (4, 7, 9) (4, 4, 7, 9, 9)

A. False. The sets do not have the same cardinality

B. False. Some elements of the first set are duplicated in the second set.

C. True. Both sets contain the same elements.

D. False. All elements in the first set should be duplicated in order for the sets to be equal.

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The length and width of the rectangle are 18 in and 1 in, respectively.

There are different types of quadrilaterals, for example, square, rectangle, rhombus, trapezoid, and parallelogram.  Each type is defined accordingly to its length of sides and angles. For example, in a rectangle,  the opposite sides are equal and parallel and their interior angles are equal to 90°.

The area of a rectangle can be found for the formula : b*h, where b = base and h =height.

For this question, the length exceeds its width by 17 inches - L=W+17. Here, the length is the base and the width is the height. Thus,  from the value of area given, you can find the values of the length and width of the rectangle.

A=b*h

18=(W+17)*W

18=W²+17W

W²+17W-18=0

Solving this quadratic equation, you have:

\(w_{1,\:2}=\frac{-17\pm \sqrt{17^2-4\cdot \:1\cdot \left(-18\right)}}{2\cdot \:1}\)

\(w_{1,\:2}=\frac{-17\pm \:19}{2\cdot \:1}\)

w1=1 and w2= -18

For dimensions, only positive numbers must be used. Then, the width is equal to 1 inch.

As, the area (l*w) is 18 in², see.

18=l*w

18=l*1

l=18 in

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Answer:

x = -1

Step-by-step explanation:

2/3 (12x + 6) = 5 + 3 (x - 2)

8x + 4 = 5 + 3x - 6

Combine like terms

8x + 4 = -1 + 3x

-3x - 4 = -4 -3x

5x = -5

x = -1

Answer:

41

Step-by-step explanation:

Answer:

41

Step-by-step explanation:

angle 7 and angle 4 are corresponding angles.

corresponding angles are equal

∠7 = ∠4

∠7 = 41

41 = ∠4

The number of mole of air present is 0.056 mole

The number of mole present can be obtained by using the ideal gas equation as illustrated below:

PV = nRT

Divide both side by RT

n = PV / RT

n = (750 × 1.35) / (62.396 × 290)

n = 0.056 mole

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Answer:

the answer on edge is c

Step-by-step explanation:

edge 2022

If the function f(x) = |x-5| + 2, then the value of f(3) is 4

The function

f(x) = |x-5| + 2

The function is defined as the mathematical statement that shows the relationship between the independent variable and the dependent variable. The function consist of different variables, numbers and mathematical operators

Here the function consist of the absolute value symbol.

|-a| = a

The absolute value of the positive and the negative number will be always positive.

The function is f(x) = |x-5| + 2

Then,

f(3) = |3-5| + 2

= |-2| + 2

= 2 + 2

= 4

Therefore, the value of f(3) is 4

I have answered the question in general, as the given question is incomplete

The complete question is:

If f(x)=|x−5| + 2, find the value of f(3).

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The definition of SSS, SAS, and AAS congruency conditions is shown.

SSS condition:

In accordance with the SSS rule, two triangles are considered to be congruent if their corresponding three sides are equal on both triangles.

SAS condition:

The two triangles are congruent if two sides and the included angle of one triangle match those of a second triangle by two sides and the included angle.

AAS condition:

The triangles are said to be congruent when two angles and a non-included side of one triangle match the corresponding angles and sides of another triangle.

Therefore, the definition of SSS, SAS, and AAS congruency conditions is shown.

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Answer:

Which could be an equation for the graph?

y = cos(x + 3)

y = –3cos(x)

y = –3sin(x)

B.y = –3cos(x)

Is Correct

Answer:

Determine the following for the graph:

Minimum:

✔ -3

Maximum:

✔ 3

What is the amplitude?

✔ 3

What is the vertical shift from the parent function?

✔ 0

Which could be an equation for the graph?

y = cos(x + 3)

✔ y = –3cos(x) or B.)

y = –3sin(x)

Answer: 25 cents

Step-by-step explanation: a dime is ten cents and a nickel is 5, 3 nickels is 15 cents add a dime it’s 25 cents

Answer:

The answer is 1, 3, and 5.

Step-by-step explanation:

Im pretty sure it is.

If Flyer Co. buys back 5102 shares of their $3 par value common stock for $17 per share. The amount debited to the treasury stock account to record the purchase would be $ 86,834.

To calculate the amount debited to the treasury stock account, we need to multiply the number of shares bought back by the price per share.

In this case, Flyer Co. buys back 5102 shares at $17 per share.

The amount debited to the treasury stock account is calculated as follows:

Amount = Number of shares bought back * Price per share

Amount = 5102 * $17

Amount = $86,834

Therefore, the amount debited to the treasury stock account to record the purchase would be $86,834.

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Answer:

Step-by-step explanation:

it is A cuz if you do it the other way it would be wrong which is D

Check the picture below.

\(\textit{area of a segment of a circle}\\\\ A=\cfrac{r^2}{2}\left( ~~ \cfrac{\pi \theta }{180}-\sin(\theta ) ~~ \right) \begin{cases} r=radius\\ \theta =\stackrel{degrees}{angle}\\[-0.5em] \hrulefill\\ r=8\\ \theta =60 \end{cases} \\\\\\ A=\cfrac{8^2}{2}\left( ~~ \cfrac{\pi (60) }{180}-\sin(60^o ) ~~ \right)\implies A=32\left( ~~ \cfrac{\pi }{3}-\sin(60^o ) ~~ \right) \\\\\\ A=32\left( ~~ \cfrac{\pi }{3}-\cfrac{\sqrt{3}}{2} ~~ \right)\implies A=\cfrac{32\pi }{3}-16\sqrt{3}\implies A\approx 5.8~in^2\)

Answer:

x +7 =14 this is not enough information to solve so it probably an algebraic expression so here what i think it is

Step-by-step explanation:

x + 7 =14

9514 1404 393

Answer:

  (1) logb(d/a) +c

Step-by-step explanation:

As with any "solve for ..." problem, it is useful to consider the operations performed on the variable. The Order of Operations helps you here.

For this equation, we have ...

The way to proceed is to "undo" these operations, starting from the last one and working up the list.

We undo multiplication using division. Here, we need to divide by a.

  \(b^{x-c}=\dfrac{d}{a}\)

We can unto the raising to a power by using logarithms. Here, it is convenient to use base-b logarithms.

  \(x-c=\log_b{\left(\dfrac{d}{a}\right)}\)

Finally, we undo the subtraction of c by adding it to the equation.

  \(\boxed{x=\log_b{\left(\dfrac{d}{a}\right)}+c}\qquad\textbf{matches (1)}\)

_____

The applicable rule is that these two expressions are equivalent:

  \(b^x=y\quad\leftrightarrow\quad x=\log_b(y)\)

Answer:

<

Step-by-step explanation:

The answer to the question is x < y

Looking at the diagram again, we see that the sides opposite both x and y are equal. And since they both share a line together, this means that two sides are equal in both triangles. Isosceles is the name of the triangle with two sides equal. Since both triangles have two sides equal, this means that x and y are the only sides that are not equal.

Again, looking at the diagram, we are given an angle to be 95°. Which means that, if the triangle of y has an angle of 95, then the corresponding angle in x will be less than 95. This fact also makes x as a side, to be less than y.

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Rhines criterion implies that there is a minimum length scale for baroclinic instability to take place, which is given by:

L = 2π/kx = 2π[(N² - f₂²)/(f₁² - f₂²)]¹/²

In a 2-layer channel with a flat bottom and infinite width in y, the dispersion relation for baroclinic instability is given by:

ω = kx[(f₁² - f₂²)/(N² - f₂²)]¹/²

Where ω is the frequency, kx is the wavenumber in the x-direction, f₁ and f₂ are the Coriolis parameters for the upper and lower layers, and N is the buoyancy frequency.

In the presence of rotation, the minimum length for baroclinic instability to take place is determined by the condition that the frequency ω must be positive. This means that:

(f₁² - f₂²)/(N² - f₂²) > 0

or equivalently:

f₁ > (N²f₂)¹/²

This condition implies that the Coriolis parameter in the upper layer must be greater than the square root of the product of the buoyancy frequency and the Coriolis parameter in the lower layer. This is known as the "Rhines criterion" and represents a necessary condition for the development of baroclinic instability in rotating fluids.

Furthermore, the Rhines criterion implies that there is a minimum length scale for baroclinic instability to take place, which is given by:

L = 2π/kx = 2π[(N² - f₂²)/(f₁² - f₂²)]¹/²

This length scale represents the typical size of the eddies that form due to baroclinic instability in rotating fluids, and is proportional to the inverse square root of the difference between the Coriolis parameters in the upper and lower layers.

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Answer:

The top right is the only incorrect one

Step-by-step explanation:

When money comes directly out of your bank account that is considered debit, not credit.

Answer:

x5 + -2

Step-by-step explanation:

Answer:

4 is the constant in this case.

Answer: 0.068

Step-by-step explanation:

i used a calculator so I think it's right

The conclusion drawn from the data best describes a positive correlation between height and weight for the team.

The table represents the heights and weights of the starting offensive players for a high school varsity football team. The question is asking for the conclusion that best describes the correlation between height and weight for the team.
                            To determine the correlation between height and weight, we can look at the data in the table and see if there is a pattern or trend. We can do this by creating a scatter plot of the data points, with height on the x-axis and weight on the y-axis.
                             After analyzing the scatter plot, we can draw the conclusion that there is a positive correlation between height and weight for the team. This means that as height increases, weight tends to increase as well. The data points on the scatter plot should show a general upward trend.

In summary, the conclusion drawn from the data best describes a positive correlation between height and weight for the team.

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The correlation between height and weight for the high school varsity football team can be described as positive, no correlation, or weak correlation based on the observations. Correlation only describes the relationship between the variables and does not imply causation or provide an explanation.

Based on the given table representing the heights and weights of the starting offensive players for a high school varsity football team, we can draw the following conclusion regarding the correlation between height and weight for the team:

1. Positive correlation: If we observe that as the heights of the players increase, their weights also tend to increase, then we can conclude that there is a positive correlation between height and weight. This means that taller players generally have higher weights, and vice versa.

2. No correlation: On the other hand, if we notice that there is no clear pattern or relationship between height and weight, with some tall players having low weights and vice versa, then we can conclude that there is no correlation between height and weight for the team.

3. Weak correlation: If there is a weak correlation between height and weight, it means that there is a slight tendency for taller players to have higher weights, but the relationship is not very strong or consistent. In this case, we might observe some tall players with lower weights and some shorter players with higher weights.

Correlation only describes the relationship between two variables, in this case, height and weight. It does not imply causation or explain why the correlation exists.

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