PLZ HELP !!!! WILL MARK BRAINLIEST, THIS IS DUE IN 15 MINUTIES !!!ANYONE PLEASEPLZ HELP !!!! WILL MARK BRAINLIEST, THIS IS DUE IN 15 MINUTIES !!!ANYONE PLEASEPLZ HELP !!!! WILL MARK BRAINLIEST, THIS IS DUE IN 15 MINUTIES !!!ANYONE PLEASE

Answer:

Step-by-step explanation:

\(y_{1}\) = - 4 - 2( - 3) = 2

\(y_{2}\) = - 4 - 2( - 2) = 0

\(y_{3}\) = - 4 - 2( - 1) = - 2

\(y_{4}\) = - 4 - 2( 0 ) = - 4

\(y_{5}\) = - 4 - 2( 1 ) = - 6

Range: { 2, 0, - 2, - 4, - 6 }

The scenario that could be accurately modeled using this diagram is B. Juan Victor gave a 25% gratuity of $12 on a bill that was $48.

Here is the remainder of the question:

Which of the following scenarios could be accurately modeled using this diagram?

Juan Victor gave a gratuity of $25 on a bill that was $48.

Juan Victor gave a 25% gratuity of $12 on a bill that was $48.

Juan Victor gave a gratuity of $12 on a bill that was $100.

Juan Victor gave a 12% gratuity on a bill that was $25.

A conceptual model is a representation of a system to help people understand a subject the model represents.

In this case, the scenario that could be accurately modeled using this diagram is that Juan Victor gave a 25% gratuity of $12 on a bill that was $48.

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Answer:

The answer is: (1, -10)

Step-by-step explanation:

angle H=180-35-101=44

so arrow FG=2×44=88

Answer:

taxation

they must check the environment

Answer:

2 hours

Step-by-step explanation:

9.6/(60/5 x 0.4) = 2 hours

/ = divide

x = multiply

Answer:

The Sierpinski triangle is also called the Sierpinski gasket.

Step-by-step explanation:

The Sierpinski triangle is a fractal and attractive fixed set named after the Polish mathematician Wacław Sierpiński who described it in 1915.

Answer:

the second one 35x greater than or equal to 140 also she would need to work at least 4 hours since 35x4 is 140

Step-by-step explanation:

The cost of resurfacing her driveway will be $384.00.

A square is a quadrilateral having all equal sides and the sum of the for angles is equal to 360. the lines of the square are perpendicular to each other.

It is given in the question that:-

The total area of the squares will be:-

A    =    Side² x 48  =   10²   x   48    =   4800  square feet

The total cost will be:-

Cost  =  4800   x    0.08   =   $384.00

Hence the cost of resurfacing her driveway will be $384.00.

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Answer:

105

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Answer:

52 units²

Step-by-step explanation:

A = L × W

Area = Length × Width

First find the total area: 44

Half that to find the total left side that is shaded: 22

Find the bottom right side, imagine it is a seperate shape. It would be 4 × 2 = 8. 44 + 8 = 52.

- Educator

The distance along the unit circle between any two successive 8th roots of 1 is c) π/4.

To find the distance along the unit circle between any two successive 8th roots of 1, we can consider the concept of angular displacement.

Each 8th root of 1 represents a point on the unit circle that is evenly spaced by an angle of 2π/8 = π/4 radians.

Starting from the point corresponding to 1 on the unit circle, we can move π/4 radians to reach the first 8th root of 1. Moving π/4 radians further will bring us to the second 8th root of 1, and so on.

Since we are moving by π/4 radians for each successive 8th root of 1, the distance between any two successive 8th roots of 1 is π/4 radians.

Therefore, the correct answer is option c. π/4.

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The amount of natural gas that homeowners can expect to use per month is influenced by various factors, including insulation levels and outdoor temperature.

However, without additional information or an established relationship between these factors, it is not possible to provide a precise estimate.

Insulation levels and outdoor temperature are just a few of the many factors that affect natural gas usage.

Other factors such as the size and efficiency of the heating system, the size and layout of the home, the insulation of walls and windows, and individual usage patterns can significantly impact gas consumption.

To obtain a more accurate estimate, it is recommended to consult energy professionals, utility companies, or use energy consumption calculators specifically designed for estimating natural gas usage based on multiple variables.

These tools take into account various factors to provide a more accurate estimation of monthly natural gas consumption.

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The solution set of the given homogeneous system in parametric vector form is x = (0, 0, t), where t is a real number

Vectors are an important mathematical tool for representing complex data and equations. In this problem, we are given a homogeneous system of equations and asked to write the solution set in parametric vector form.

The homogeneous system consists of three equations: 3x₁ + 3x₂ + 6x₃ = 0, -6x₁ - 6x₂ - 12x₃ = 0, and -4x₂ + 4x₃ = 0. To solve this system, we need to use linear algebra techniques, such as Gaussian elimination, to find the solution set.

By using Gaussian elimination, we can reduce the system to a simpler system, which has the form x₁ = 0, x₂ = 0, and x₃ = t, where t is a real number. This can be written as a parametric vector form as x = (0, 0, t).

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Determined by various factors such as sample size, statistical significance, and the chosen level of confidence. the probability that the test will fail to decide that the true value is 72.5 when it is indeed 72.5.  

In order to calculate the probability of a Type II error, one would need to know the specific details of the test being used, such as the sample size, the statistical power of the test, and the chosen level of significance.

In general, the probability of a Type II error increases as the sample size decreases and the level of significance decreases. This means that if the test being used is not sufficiently powered or if the level of confidence is too low, there is a higher probability of failing to detect a true effect.

If the test is not able to accurately determine if the statement is true or not when the actual value is 72.5, then there is a possibility that a Type II error has occurred. The probability of this error depends on the specific details of the test being used and cannot be determined without further information.

The probability of a test failing to decide a certain hypothesis is true, when it is actually true, can be determined using the concept of Type II error or false negative rate. In statistical hypothesis testing, Type II error (β) refers to the probability of failing to reject a false null hypothesis. These factors influence the power of the test, which is the probability of correctly rejecting the null hypothesis when it is false. The power of the test (1 - β) is complementary to the probability of making a Type II error.

In this case, the null hypothesis (H0) could be that the value is not equal to 72.5,

while the alternative hypothesis (H1) states that the value is equal to 72.5.

The probability you are looking for is the Type II error rate when the true value is 72.5.

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The correct answer: C) do not reject the null hypothesis and conclude that the mean IQ is not greater than 100.

The null hypothesis, H0: μ ≤ 100, is tested against the alternative hypothesis, Ha: μ > 100, to determine whether the mean IQ of employees in an organization is greater than 100. The sample size is 30 and the computed value of the test statistic is t29 = -2.42.

At the 5% level of significance, we have a one-tailed test with critical region in the right tail of the t-distribution. For a one-tailed test with a sample size of 30 and a significance level of 5%, the critical value is 1.699.

Since the computed value of the test statistic is less than the critical value, we fail to reject the null hypothesis and conclude that the mean IQ is not greater than 100.

Option C is therefore the correct answer: do not reject the null hypothesis and conclude that the mean IQ is not greater than 100.

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Answer:

the answers would be: A, C, and E

Step-by-step explanation:

Answer:

A,C,E Are the answers

Step-by-step explanation:

Its a,c,e because 5.40 divided by 2 gallons is 2.70. Its C because 3.38 divided by 1.25 gallons is 2.70. Its E because 2.03 divided by 0.75 is 2.70.

Answer:

20800 dollars

Step-by-step explanation:

15600*(1/0.75)

=20800

the original price was 20800 dollars.

weirdly expensive computer though

Answer:

55%

Step-by-step explanation:

Answer:

the answer is 37

Step-by-step explanation:

Step-by-step explanation:

\( \bf \underline{Given \:Question-} \\ \)

\(\textsf{Resolve in to factors }\)

\( \sf \: {\bigg(\displaystyle\sum_{x,y,z}\rm x\bigg)}^{3} - \displaystyle\sum_{x,y,z}\rm {x}^{3} \)

\( \red{\large\underline{\sf{Solution-}}}\)

Given expression is

\(\rm :\longmapsto\: \: {\bigg(\displaystyle\sum_{x,y,z}\rm x\bigg)}^{3} - \displaystyle\sum_{x,y,z}\rm {x}^{3} \)

can be rewritten as

\( \rm \: = \: {(x + y + z)}^{3} - ( {x}^{3} + {y}^{3} + {z}^{3})\)

can be further rewritten as

\( \rm \: = \: {(x + y + z)}^{3} - {x}^{3} - {y}^{3} - {z}^{3}\)

\( \rm \: = \: [{(x + y + z)}^{3} - {x}^{3}] - [{y}^{3} + {z}^{3}]\)

We know,

\(\boxed{\tt{ {x}^{3} + {y}^{3} = (x + y)( {x}^{2} + {y}^{2} - xy)}}\)

and

\(\boxed{\tt{ {x}^{3} - {y}^{3} = (x - y)( {x}^{2} + {y}^{2} + xy)}}\)

So, using these Identities, we get

\( \rm =(x + y + z - x)[ {(x + y + z)}^{2} + {x}^{2} - x(x + y + z)] - (y + z)( {y}^{2} + {z}^{2} - yz)\)

\( \rm =(y + z)[ {(x + y + z)}^{2} + {x}^{2} + {x}^{2} + xy + xz] - (y + z)( {y}^{2} + {z}^{2} - yz)\)

\( \rm =(y + z)[ {(x + y + z)}^{2} + {2x}^{2} + xy + xz] - (y + z)( {y}^{2} + {z}^{2} - yz)\)

\( \rm =(y + z)[ {(x + y + z)}^{2} + {2x}^{2} + xy + xz - {y}^{2} - {z}^{2} + yz]\)

\( \rm =(y + z)[ {x}^{2}+{y}^{2}+{z}^{2} + 2xy + 2yz + 2zx + {2x}^{2} + xy + xz - {y}^{2} - {z}^{2} + yz]\)

\( \rm =(y + z)[3{x}^{2} + 3xy + 3yz + 3zx]\)

\( \rm \: = \: 3(y + z)( {x}^{2} + xy + yz + zx)\)

\( \rm \: = \: 3(y + z)[x(x + y) + z(x + y)]\)

\( \rm \: = \: 3(y + z)[(x + y)(x + z)]\)

\( \rm \: = \: 3(y + z)(x + y)(x + z)\)

Hence,

\( \boxed{\tt{ \sf {\bigg(\displaystyle\sum_{x,y,z}\rm x\bigg)}^{3} - \displaystyle\sum_{x,y,z}\rm {x}^{3} = 3(x + y)(y + z)(z + x)}}\)

▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬

(a + b)² = a² + 2ab + b²

(a - b)² = a² - 2ab + b²

a² - b² = (a + b)(a - b)

(a + b)² = (a - b)² + 4ab

(a - b)² = (a + b)² - 4ab

(a + b)² + (a - b)² = 2(a² + b²)

(a + b)³ = a³ + b³ + 3ab(a + b)

(a - b)³ = a³ - b³ - 3ab(a - b)

Answer:

D AND C ARE THE CORRECT ANSWERS

Step-by-step explanation:

NP have a good day brainlest? and heart

Answer:

A and C

Step-by-step explanation:

To find the LCM:

1. List the multiples of each number:

Multiples of 14:

Multiples of 28:

2. The LCM is the smallest number that appears in the two lists above.

The current density vector Jz that would produce the given vector potential A in cylindrical coordinates is Jz = -k/c r sin(θ).  

The current density required to produce the given vector potential A = kΦ is J_φ = k (∂Φ/∂ρ), where Φ is the magnetic flux.

First, let's define the cylindrical coordinates:

r = r(theta, z)

θ = θ(theta, z)

z = z

Now, we need to find the vector potential A = k Φ. Using the right-hand rule, we can determine the direction of the vector potential as the direction of the positive z-axis.

The curl of A in cylindrical coordinates is given by:

curl(A) = (1/r)(∂/∂r)(rA) + (1/rsin(θ))(∂/∂θ)(Asin(θ)) + (1/sin(θ))(∂/∂z)(Acos(θ))

Since we want A = k Φ, we have kA = -1/r(∂A/∂r) - 1/rsin(θ)(∂A/∂θ) - 1/sin(θ)(∂A/∂z).

Substituting the expression for A, we get:

k(1/r)(∂A/∂r) - 1/rsin(θ)(∂A/∂θ) - 1/sin(θ)(∂A/∂z) = -1

Now, we need to find the divergence of the magnetic field B, which is given by:

div(B) = (1/r)(∂B/∂r) + (1/rsin(θ))(∂B/∂θ) + (1/sin(θ))(∂B/∂z)

Using the Biot-Savart law, we can find the magnetic field B in cylindrical coordinates. The magnetic field is given by:

B = (1/4π)∫(J(r',θ',z') x r') x r dA'

where J(r',θ',z') is the current density vector.

We can substitute the expression for J in cylindrical coordinates and simplify the integral to obtain:

B = (1/4π)∫[(-1/r)(∫z' J(r',θ') dθ')r') - (1/sin(θ'))(∫z' J(r',θ') dz')] x r dA'

Now, we need to find the current density vector J. Using the Maxwell-Ampere law, we can find the curl of the electric field E in vacuum, which is given by:

curl(E) = -∂B/∂t

Substituting the expression for E in cylindrical coordinates, we get:

curl(E) = -∂B/∂t = (1/c) ∂(Jz)/∂t

where c is the speed of light in vacuum.

Now, we can substitute these expressions for B and curl(E) into the equation for the magnetic field and simplify to obtain:

k(1/r)(∂A/∂r) - 1/rsin(θ)(∂A/∂θ) - 1/sin(θ)(∂A/∂z) = -1

(1/c)(∂(Jz)/∂t) - 1/rsin(θ)(∂A/∂θ) - 1/sin(θ)(∂A/∂z) = -1

Solving these two equations simultaneously, we can find the constants k and Jz. Once we have these values, we can substitute them into the expression for the vector potential A to obtain:

A = k r sin(θ) + Jz/c

Therefore, the current density vector Jz that would produce the given vector potential A in cylindrical coordinates is Jz = -k/c r sin(θ).  

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The cost of plan A is represented by the equation:

Cost A = 40 + 0.02x

where x is the number of minutes of calls.

The cost of plan B is represented by the equation:

Cost B = 0.18x

To find the point where the two plans cost the same, we can set the two equations equal to each other and solve for x:

40 + 0.02x = 0.18x

40 = 0.16x

x = 250

So when the customer makes 250 minutes of calls, the cost of the two plans will be the same.

The cost of plan A will be 40 + 0.02250 = $50 and the cost of plan B will be 0.18250 = $45

So when the customer makes 250 minutes of calls, Plan A and Plan B cost the same amount of money.

To get the answer go to desmos

Answer:

2.2360679775 or 2.24

The equation of the circle expressed in the form x²+y²+ax+by+c=0 is (x+3)² + (y+4)² - 100 = 0.

Center of the circle = (-3,-4)Point on the circumference of the circle = P(5,2) We know that the equation of the circle is given by: (x−a)²+(y−b)²=r² where the center of the circle is (a, b) and the radius is r.

Step 1: Find the radius of the circle using the distance formula Distance between the center of the circle and point

P = radius of the circle.

We get

r = √((-3-5)² + (-4-2)²)r = √64+36r = √100 = 10

Step 2:Find the equation of the circle substituting the center and the radius into the equation of the circle

(x−a)²+(y−b)²=r²(x-(-3))² + (y-(-4))² = 10²(x+3)² + (y+4)² = 100(x+3)² + (y+4)² - 100 = 0

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The new location of Point A is (3, 5). This is because the x-coordinate remains unchanged, while the y-coordinate is inverted, making it positive.

Point A is located at (3, -5). To reflect this point over the x-axis, we need to calculate the new coordinates. First, we will note that the x-coordinate remains unchanged. This means that the new x-coordinate is 3. Secondly, we will note that the y-coordinate needs to be flipped, meaning it will become positive. To do this, we will take the opposite of the original y-coordinate. Since the original y-coordinate is -5, the new y-coordinate will be 5. Therefore, the new location of Point A is (3, 5).

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Answer:

B because it’s just pluss what makes it easier