Is this wrong?? If so whats the answer?

The domain of this function graph is A) [0,∞) as the graph does not include input values less than 0.

It is a visual representation of the relationship between two variables, usually expressed as an equation. The domain of a function graph is the set of all possible input values, typically expressed as a range of numbers. In this case, the function graph has a domain of [0,∞).

The reason why the domain of this graph does not include input values less than 0 is because the graph does not contain any points for which the x-value is negative.

The graph starts at the origin, where the x-value is 0, and continues upward from there.

This means that the graph does not include any points where x is negative, and therefore its domain does not include any negative numbers.

To determine the domain of a function graph, look at the x-values of the points in the graph.

If the graph includes any negative numbers, then the domain includes negative numbers.

If the graph does not include any negative numbers, then the domain includes only positive numbers, starting at 0.

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Question:

What's the domain of this function graph?

A)

[0,∞)

B)

[1,∞)

C)

(–∞,∞)

D)

(–∞, 0)

The city of Newport, Rhode Island as the location for the sailboat race. Newport is an ideal choice for several reasons. Firstly, Newport has a rich sailing heritage and is renowned for hosting prestigious sailing events, including the world-famous America's Cup.

Secondly, Newport offers exceptional sailing conditions. It is situated on the picturesque coast of New England, providing a stunning backdrop for the race. The area benefits from consistent winds and challenging tidal currents, making it an exciting and competitive racecourse. Sailors from around the world are drawn to Newport for its unique sailing experience.

Moreover, Newport offers excellent infrastructure and facilities for sailboat racing. The city has a well-established marina with ample berthing space and modern amenities. It also boasts a vibrant waterfront community, with a range of hotels, restaurants, and shops that cater to sailors and race enthusiasts. The presence of these amenities ensures a comfortable and enjoyable experience for participants and spectators alike.

Overall, selecting Newport as the race location not only aligns with the city's sailing legacy but also guarantees a challenging and captivating race for all involved. Its favorable sailing conditions and well-developed infrastructure make it an ideal choice to showcase my skills and compete against top sailors in a highly competitive environment.

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A statement 'He is not the winner, then, he is sick.' is a valid argument.

To test the validity of a given argument, we need to see if we can find a counter-example that makes one of the statements non-valid. If after analyzing the statements we can't find a counter-argument, then we can conclude that the argument is valid.

Here we will find that the argument is valid.

We can write given statement as:

1) If he participates in a race then he is the winner.

2) Either he participates in the race, or he is sick.

3) He is not the winner, then, he is sick.

Now, from the first statement, we know that this person participates in a race, he wins.

From the second statement we know that he only participates if he is not sick, we can rewrite that one as:

"If he is sick, then he does not participate in the race".

Finally, from the third one, if he does not win, then he is sick.

This makes sense, he only does not participate when he is sick, then the only races where he is not the winner, are these races where he does not participate, and he does not participate only if he is sick, then this is a valid argument.

Concluding, the 3 statements are valid, as we can't find any counter-argument to any of these 3.

Therefore, a statement 'He is not the winner, then, he is sick.' is a valid argument.

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Answer: 9

Step-by-step explanation:

The reason for this answer, is because when you decide 18 by 6 it gives you 3. Which means that when you devide 27 by 3 it will give you your answer. 9. You can make sure it’s correct when you do the math. 27/9=3. 18/6=3.

This way, your answers are equivalent to each other.

If you found this answer helpful, give it a five-star rating and a thanks! It would really mean a lot!

(Even a brainliest if you want ;D)

Answer:

a=9

Step-by-step explanation:cross multiply

Answer:

2^(3/7)

Step-by-step explanation:

For these types of questions, what is inside the root is the numerator, and what is on top is the denominator.

3 is in the root, so it is the numerator

7 is outside the root, so it is the denominator

Therefore, The answer is 2^(3/7)

Answer:

135 degrees

Step-by-step explanation:

corresponding angles are angles that are equal to each other

Answer:

152-20+84= 216

Step-by-step explanation:

Answer:

Step-by-step explanation:

152 + (-20) + 84

152 + (-20) + 84 = 216

The number of people employed in the service industry in New York is 3,838,420.

Percentage is a measure of frequency that is used to determine the fraction of an amount as a number out of hundred. The sign that represents percentage is %.

In order to determine the number of people employed in the service industry, multiply the percentage of the people who work in the service industry by the number of people who had jobs in 2002.

Number of people employed in the service industry = 41% x 9,362,000

0.41 x x 9,362,000 = 3,838,420

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Answer:

the value of x is 18

Step-by-step explanation:

observing the figure,

 m < 1 =94 -----> by corresponding angles

(5x-4)+m < =180 degree -----> by supplementary angles

Substitute the measure of angle 1 and solve for x,

(5x-4)+94 = 180 degree

5x=180degree - 90degree

5x=90degree

x=18 degree

The quadratic function is given by f(x) = 5x² - 10x - 40 and the other zero is at x = -2

An equation is an expression that shows the relationship between two or more numbers and variables.

The function f(x) has one zero at x = 4, and maximum point at (1, -45), Hence:

Using the maximum point:

f(x) = a(x - 1)² - 45

The zero is at (4, 0),

f(4) = 0 = a(4 - 1)² - 45

0 = a(4 - 1)² - 45

a = 45

f(x) = 5(x - 1)² - 45

f(x) = 5x² - 10x - 40

The second zero is at:

0 = 5x² - 10x - 40

x = 4; and x = -2

The quadratic function is given by f(x) = 5x² - 10x - 40 and the other zero is at x = -2

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The account that would contain the larger amount after the first three years is savings account A.

The formula that can be used to determine the future value of savings account A is:

FV = P (1 + r)^n

Where:

£500 x (1 + 0.025)^3

£500 x (1.025)^3 = £538.45

Interest earned in the first year with savings account B :

£500 x 0.05 = £25

Interest earned in the next two years:

£500 x 2 x 0.01 = £10

Total value savings account B after two years = £25 + £10 + £500 = £535

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To find the possible values of k, we need to calculate the determinant of matrix D and set it equal to 1024.

Given matrix D:

D = | k 0 0 |

| 3 k² k³ |

| 0 kª k³ kº |

| k k k |

| 0 0 0 |

| k¹⁰ |

The determinant of D can be calculated by expanding along the first row or the first column. Let's expand along the first row:

det(D) = k(det | k³ k k |

| 0 k³ kº |

| 0 0 k¹⁰ |)

- 0(det | 3 k² k³ |

| 0 kª k³ |

| k k k |)

+ 0(det | 3 k² k³ |

| k k k |

| k k k |)

Simplifying further, we have:

det(D) = k(det | k³ k k |

| 0 k³ kº |

| 0 0 k¹⁰ |)

Now, we can calculate the determinant of the 3x3 submatrix:

det | k³ k k |

| 0 k³ kº |

| 0 0 k¹⁰ |

This determinant can be found by expanding along the first row or the first column. Expanding along the first row gives us:

det = k(k³(kº) - 0(k)) - 0(0(k¹⁰)) = k⁴kº = k⁴+kº

Now, we can set det(D) equal to 1024 and solve for k:

k⁴+kº = 1024

Since we are looking for all possible values of k, we need to solve this equation for k. However, solving this equation may require numerical methods or approximations, as it is a quartic equation.

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Answer: 5 coconuts

Step-by-step explanation:

There are 60 minutes in 1 hour

300/60=5

Answer:

5

Step-by-step explanation:

300/60= 5 per min

The probability that Kasia chooses at least one red counter is 3/7.

To calculate the probability of Kasia choosing at least one red counter, we can calculate the probability of the complementary event (choosing no red counters) and subtract it from 1.

Total number of counters in the bag: 6 red counters + 9 yellow counters = 15 counters

Probability of choosing no red counters:

First selection: 9 yellow counters out of 15 counters

Second selection: 8 yellow counters out of 14 remaining counters (since one counter has already been chosen).

Probability of choosing no red counters \(= (9/15) \times (8/14) = 4/7\)

Probability of choosing at least one red counter = 1 - Probability of choosing no red counters

Probability of choosing at least one red counter = 1 - (4/7)

Probability of choosing at least one red counter = 3/7

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The main difference between the reciprocal and inverse of a function is their definition and properties. The reciprocal of a function f(x) is defined as 1/f(x), while the inverse of a function f(x) is a function f^(-1)(x) such that \(f(f^(-1)(x))=x and f^(-1)(f(x))=x\) for all x in their respective domains.

The domains of sine, cosine, and tangent functions need to be restricted to define their inverse functions because they are not one-to-one functions. In order to have an inverse, a function must be both one-to-one (each output has only one input) and onto (each output value is mapped by at least one input value).

For example:
- sine: restricted domain to [-π/2, π/2] to define its inverse, arcsin (sin^(-1))
- cosine: restricted domain to [0, π] to define its inverse, arccos (cos^(-1))
- tangent: restricted domain to (-π/2, π/2) to define its inverse, arctan (tan^(-1))

These restrictions ensure that the functions become one-to-one and onto, making it possible to define their inverses uniquely.

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The number of mulch sold is 108 pounds, and the number of gravel sold is 72 pounds.

The number of each item sold is calculated as follows;

The number of gravel found in mulch sold is calculated as;

( 2 ¹/₄ ) / ( 1 ¹/₂ ) = ( 2.25 ) / ( 1.5 ) = 1.5

mulch = 1.5 gravel

let the number of gravel = x

1.5x + x = 180

2.5x = 180

x = 180 / 2.5

x = 72

The number of mulch = 1.5 x 72 = 108

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We can solve this question by using Angles in a plane property. The value of x in the given question is 43°.

The angle between the normals of the two planes determines the angle between the two planes. The vector form and cartesian form equations of the plane can be used to determine it. The dot product of the normal vectors to the two planes can be used to calculate the angle between two planes in vector form. The dihedral angle is another name for the angle formed by the two planes. We shall examine the idea of the angle between two planes in this article, along with its vector and cartesian formulas.

We know that the angle in a line is a supplementary angle and it is equal to 180 degrees.

   so 60° + 75° + (x+2)° =180°

    ∴ x =43°.

We can solve this question by using Angles in a plane property. The value of x in the given question is 43°.

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Answer:

well if your asking for 21 x 23 its 483

Step-by-step explanation:

Hi if the awnser for the equation is not the anwser your looking for please comment so I can help you with something else and here how you get the anwser you can break 21 and 23 down so 20 +1 and 20+ 3 then these steps or array.

20x20=400

20x1=20

20x3=60

3x1=3

Now add those numbers together you get 483

Given info:There is a favourite sport and number of people watching and participating in the colony is given.

Draw the double bar graph for the data ?

Explanation:

See the attachment

Number of people watching cricket = 1240

Number of people participating cricket =620

Number of people watching Basket ball =470

Number of people participating Baskets ball=320

Number of people watching Swimming =510

Number of people participating Swimming= 320

Number of people watching Hockey=430

Number of people participating Hockey =250

Number of people watching Athletics =250

Number of people participating Athletics =105

Scale:-

On X - axis taking favourite sport

On Y-axis taking Number of people in the colony

First bar represents Watching

Second bar represents Participating

On Y-axis 1 cm = 100 units

(i)

⇛The number of people who are watching and participating in their favourite sport.

(ii)

⇛Cricket is the most popular of all other sports .

⇛It has the most watching people and the more participants

(iii)

⇛Watching is more preferred than Participating according to the given data of the colony.

Bar graph:-

⟨Hope this helps.⟩

Answer:

£640

Step-by-step explanation:

110+18=128

128×5=640

answer is £640

Answer:

slope:12

Step-by-step explanation:

I HOPE IT HELP YOU

0_<

Answer:

12

Step-by-step explanation

Answer:

A

Step-by-step explanation:

left and right units changes affect x-axis

up and down unit changes affect y-axis

there fore

for A (2,3) = (2-1,3-4) =(1,-1)

for B (-1,-4) = (-1-1,-4-4)= (-2,-8)

for C (2,-2) = (2-1,-2-4) = (1,-6)  

Matrix has been used to find the transfromation of the pre-image and the coordinates are; A' = (1, -1); B' = (-2, -8); C' = (1, -6)  

In transalations on graphs, we must know that horizontal value changes affect x-axis while changes in vertical values affects the y-axis.

Thus, for the given coordinates A(2, 3), B(–1, –4), and C(2, –2), we have translation 1 unit left and 4 units down as;

A' = (2 - 1, 3 - 4) = (1, -1)

B' = (-1 - 1,-4 - 4)= (-2, -8)

C' = (2 -1,-2 - 4) = (1, -6)  

The newly transformed image of the pre-image has been attached while the pre-image is already given in the question.

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The rejection region is t > 1.761.

To test the hypothesis that the mean fee for car washers (including tips) is greater than $12, we can perform a one-sample t-test.

Sample mean \(\bar{x}\)  = $14.9

Sample standard deviation (s) = $6.75

Sample size (n) = 15

Significance level (α) = 0.05 (5%)

Since the sample size is small (n < 30) and the population standard deviation is unknown, we will use the t-distribution for inference.

Define the null and alternative hypotheses:

Null hypothesis (H₀): μ ≤ $12 (Mean fee for car washers is less than or equal to $12)

Alternative hypothesis (H₁): μ > $12 (Mean fee for car washers is greater than $12)

Determine the critical value (rejection region) based on the significance level and degrees of freedom.

The degrees of freedom (df) for a one-sample t-test is calculated as df = n - 1 = 15 - 1 = 14.

Using a t-table or statistical software, we find the critical t-value for a one-tailed test with α = 0.05 and df = 14 to be approximately 1.761.

Calculate the test statistic:

The test statistic for a one-sample t-test is given by:

t = (\(\bar{x}\)  - μ) / (s / √n)

Plugging in the values:

t = ($14.9 - $12) / ($6.75 / √15) ≈ 2.034

Make a decision:

If the test statistic t is greater than the critical t-value, we reject the null hypothesis. Otherwise, we fail to reject the null hypothesis.

In this case, the calculated t-value (2.034) is greater than the critical t-value (1.761), indicating that it falls in the rejection region.

State the conclusion:

Based on the test results, at the 5% significance level, we have enough evidence to reject the null hypothesis.

We can infer that the mean fee for car washers (including tips) is greater than $12.

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Answer:

its in percentage but it would be 0.6

Step-by-step explanation:

Answer:

3 over 5

\(\frac{4}{5} * \frac{3}{4}\\\\4*3=\underline{12}\\5*4=20\)

Simplify 12 over 20

\(12/4= \underline{3}\\20/4 = 5\)

Answer:

65

Step-by-step explanation:

Answer:

108 degrees

Step-by-step explanation:

The average slope of the function f(x) = -3x^2 + 5 from x = w to x = w + h is -6w - 3h. This represents the change in the function values divided by the change in x-values and provides a measure of the average rate of change of the function over the interval.

To find the average slope of the function f(x) = -3x^2 + 5 from x = w to x = w + h, we calculate the difference in function values at the two endpoints divided by the difference in x-values. Simplifying the expression involves evaluating f(w + h) and f(w), and then simplifying the resulting fraction.

The average slope of a function f(x) from x = w to x = w + h is given by the formula (f(w + h) - f(w))/h. In this case, the function is f(x) = -3x^2 + 5.

First, we evaluate f(w + h) and f(w) by substituting the corresponding values of x into the function:

f(w + h) = -3(w + h)^2 + 5

f(w) = -3w^2 + 5

Next, we substitute these values into the average slope formula and simplify:

Average slope = (f(w + h) - f(w))/h = (-3(w + h)^2 + 5 - (-3w^2 + 5))/h

Expanding and simplifying the expression inside the numerator, we have:

Average slope = ((-3w^2 - 6wh - 3h^2 + 5) + 3w^2 - 5)/h

The terms -3w^2 and 5 cancel out, leaving:

Average slope = (-6wh - 3h^2)/h

Finally, simplifying the expression, we have:

Average slope = -6w - 3h

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Answer:

y > -x + 3

Step-by-step explanation:

find the slope and y-intercept so you can create a linear equation:

y = mx + b ;   m = slope and  b = y-intercept

slope (m) = (3-0) / (0-3)

m = 3/-3 or -1

we can see the y-intercept by looking at the graph, it is 3

y > -x + 3

Exponential, triangular, Weibull, beta, Erlang, gamma, and lognormal distributions are often referred to as continuous theoretical distributions.

In most simulations, a queue is important for keeping an entity when it cannot move.

Exponential, triangular, Weibull, beta, Erlang, gamma, and lognormal distributions are all examples of continuous theoretical distributions. These distributions are used to model random variables that take on continuous values, such as time, length, or volume. They are characterized by probability density functions that describe the likelihood of different values occurring within a given range.

In simulation modeling, a queue is an important construct used to manage entities or objects that need to wait or be processed in a specific order. When an entity cannot move or proceed further in the simulation, it is typically placed in a queue until the conditions allow it to progress. Queues are commonly used in various simulation scenarios, such as modeling service systems, production lines, or network traffic.

Global variables and attributes are generally used to store and manage data within a simulation, but they do not specifically address the concept of keeping an entity when it cannot move. Resources, on the other hand, are entities that are required or consumed by other entities in the simulation, such as equipment or personnel, but they do not directly handle the situation of entities being unable to move.

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Answer:

CD = 2 = x

Step-by-step explanation:

Remark

The problem is not in getting x. The answer is 2. The problem is showing y.

Givens

Call the center of the circle O.

BO,AO,CO,DO circle radii

Chords AB and CD

AB = 2

<BOA = <COD

Solution

BO,AO,CO,DO area all equal to each other.               All are radii.

<BOA = <COD = 30                                                        Given

ΔBOA = ΔCOD                                                               SAS

AB = CD                                                                          CPCTC

CPCTC means corresponding parts of Congruent Triangles are congruent.

Note also that AB and CD must be chords.