z is defined implicitly as a function of x and y by the following equation. find ∂z/∂x and ∂z/∂y. ez = 5xyz

Answer:

The median is 11.

Step-by-step explanation:

Hope this helps.

Answer:

1.40

Step-by-step explanation:

z = (X - υ) / σ

where X is test statistic, υ is mean and σ is standard deviation.

z = (6.88 - 2.94) / 2.81

= 1.40

The radius of the cylinder is approximately 10.61 yards.

a three dimensional shape can be defined as a solid figure or an object or shape that has three dimensions—length, width, and height.

The volume of a cylinder is given by the formula:

V = πr²h

where V is the volume, r is the radius, h is the height, and π is approximately 3.14.

We are given that the volume of the cylinder is 6,458.98 cubic yards and the height is 17 yards.

r² = V / (πh)

r² = 6,458.98 / (3.14 × 17)

r² = 112.58

r = √112.58

r = 10.61

Therefore, the radius of the cylinder is approximately 10.61 yards.

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Answer:

47.5 games

Step-by-step explanation:

Finding A :

⇒ Games by A : Games by B = 3 : 1

⇒ Games by A : 10 = 3 : 1

⇒ Games by A = 30

==============================================================

Finding C :

⇒ Games by B / Games by C × Games by A / Games by B = 3 × 4/3

⇒ Games by A / Games by C = 4

⇒ Games by C = 30/4

⇒ Games by C = 7.5

==============================================================

Total games won :

⇒ Games by A + Games by B + Games by C

⇒ 30 + 10 + 7.5

⇒ 47.5 games

When speaking with others, your tone clarifies and conveys meaning.

A phrase as simple as “I don’t know” can be taken in a number of different ways depending on how you decide to express it. Your tone can not only affect how people perceive you but also their willingness to listen to you – especially in the workplace.

The majority of the time, people can control the words they use to communicate with others, but it might be more difficult for them to regulate their tone.

The tone has a significant impact on productivity at work. When offering guidance or ideas, a boss or coworker is displaying a negative tone if they come across as annoyed, bored, or uninterested. This might affect how workers view their manager or colleague, which would be detrimental to overall engagement and morale.

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   y - 5 = -1 ( x + 3 )  is Equation of a Lin in slope intercept form,.

What is in slope-intercept form?

Slope between the points M(-3, 5) and N(2, 0).

       m = 0 - 5/2 + 3

       m = -5/5  = -1

the equation of   point-slope form

    y - y₁ = m ( x - x₁ )

   y - 5 = -1 ( x - ( -3 ))

   y - 5 = -1 ( x + 3 )

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(a) We can use a two-sample t-test to test the claim that the contents of cans of regular Coke have weights with a mean that is greater than the mean for Diet Coke.

The null hypothesis is that the mean weight of regular Coke is equal to or less than the mean weight of Diet Coke, while the alternative hypothesis is that the mean weight of regular Coke is greater than the mean weight of Diet Coke. Using a calculator or statistical software, we find that the test statistic is 4.013 and the p-value is 0.0001. Since the p-value is less than the significance level of 0.01, we reject the null hypothesis and conclude that there is sufficient evidence to support the claim that the contents of cans of regular Coke have weights with a mean that is greater than the mean for Diet Coke.

(b) Cans of regular Coke probably weigh more than cans of Diet Coke due to the sugar present in regular Coke but not Diet Coke. Sugar has weight and adds to the overall weight of the can. Diet Coke uses artificial sweeteners instead of sugar, which would result in a lower weight for the can.

Note: The answer choices provided are not accurate as they do not address the actual reason for the weight difference.

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The critical value  from the data for a two-tailed test with 10 independent variables and 96 observations would be ±2.306.

To determine the rejection or critical region for the given hypothesis, we need to calculate the critical value of the t-distribution. Since we are performing a test at the 0.05 level of significance, the critical value for a two-tailed test with 10 independent variables and 96 observations would be ±2.306. This means that if our calculated t-value falls outside this range, we would reject the null hypothesis and conclude that beta subscript 5 is significantly different from 0.

The t-value for beta subscript 5 can be calculated using the formula t = (b subscript 5 - 0) / (SE subscript b subscript 5), where b subscript 5 is the estimated coefficient for the fifth independent variable and SE subscript b subscript 5 is the standard error of the estimate for that coefficient. If the calculated t-value falls outside the critical region, we can reject the null hypothesis and conclude that there is a significant relationship between the fifth independent variable and the dependent variable.

In summary, to determine the rejection or critical region for the given hypothesis, we need to calculate the critical value of the t-distribution using the level of significance, number of independent variables, and number of observations. We can then use this critical value to determine if our calculated t-value falls within or outside the critical region, which will determine whether we reject or fail to reject the null hypothesis.
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The statement "If a set of vectors {v₁, v₂, ...., vp} in Rⁿ is linearly dependent, then p>n" is False.

Let {v₁, v₂, ...., vp} be a set of p vectors in Rⁿ, then the following are equivalent statements:

1. The set of vectors is linearly dependent.

2. There exist constants c₁, c₂, ... cp, not all of them zero, such that:

c₁v₁+c₂v₂+...+cpvp = 0 (zero vector)

For the above to be possible, the following must hold true: p≥n

Because in Rⁿ, each vector has n components.

So, the total number of unknowns is p, while the total number of equations that we have is n.

Hence p≥n for the system of linear equations above to have a non-zero solution.

Hence, the statement "If a set of vectors {v₁, v₂, ...., vp} in Rⁿ is linearly dependent, then p>n" is False.

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Answer:

6cm square

Step-by-step explanation:

The graph of 3x-2y≤6 is the third graph, for 3x-2y<6 is the first graph, for 3x-2y>6 is the fourth graph and for 3x-2y≥6 is the second graph. The solution has been obtained using concept of linear inequality.

What is linear inequality?

A linear inequality is one that would produce a linear equation if the equals relation were used instead of the inequality. When multiplying or dividing both sides by a negative number in order to solve the inequality, the direction of the inequality is reversed. The entire set of solutions to an inequality is known as the solution set.

We are given for graphs, of which two graphs are dotted and two are simple straight line graphs.

The dotted graphs are drawn for the inequalities having < or >

Whereas the simple straight line graphs are drawn for the inequalities having ≤ or ≥.

Now, to notice the shaded pattern, we will see whether the equations are true for (0,0) or not

1. 3x-2y≤6

⇒ 0≤6

So, the equation is true for the point.

Hence, the third graph represents this equation.

2. 3x-2y<6

⇒ 0<6

So, the equation is true for the point.

Hence, the first graph represents this equation.

3. 3x-2y>6

⇒ 0>6

So, the equation is false for the point.

Hence, the fourth graph represents this equation.

4. 3x-2y≥6

⇒ 0≥6

So, the equation is false for the point.

Hence, the second graph represents this equation.

Hence, the graphs are matched with the inequalities.

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Since, there are multiple questions so, the question answered above is attached below.

Francisco teaches group lessons to all of the violin and viola students at the Scott School of Music. All of his classes have the same number of students.

What is the greatest number of students he can have in each class We can determine the greatest number of students that Francisco can teach in each class by finding the greatest common factor (GCF) of the total number of violin and viola students at the school.

Suppose there are a total of m violin students and n viola students. Then the total number of students at the school is m + n. Let's find the GCF of m and n in order to determine the greatest number of students Francisco can teach in each class.

GCF of m and n will give us the number of students that can be divided equally among all the classes. Following the steps to find GCF :

Step 1 :List down all factors of m and n

Step 2 :Identify the common factors of both m and n

Step 3 :Find the largest common factor m and n. We find the factors of m and n below: Suppose m = 36 and n = 72.Therefore, the greatest common factor of m and n is 36.So, the greatest number of students that Francisco can teach in each class is 36.

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Answer:

its -5

Step-by-step explanation:

To solve this problem, we need to use the concepts of orbital mechanics and gravitational potential energy.

Part A

The velocity of the satellite in the inner circular orbit is given by the equation:

v = sqrt(GM/r)

where G is the gravitational constant, M is the mass of the earth, and r is the radius of the orbit. Substituting the given values, we get:

v = sqrt(6.674 x 10^-11 N*m^2/kg^2 * 5.97 x 10^24 kg / (260 x 10^3 m))

v = 7760 m/s

Part B

The velocity of the satellite at the low point of the elliptical orbit can be found using the equation:

v = sqrt(2GM/r1 - 2GM/r2)

where r1 and r2 are the radii of the inner and outer circular orbits, respectively. Substituting the given values, we get:

v = sqrt(2 * 6.674 x 10^-11 Nm^2/kg^2 * 5.97 x 10^24 kg / (260 x 10^3 m) - 2 * 6.674 x 10^-11 Nm^2/kg^2 * 5.97 x 10^24 kg / (35,900 x 10^3 m))

v = 1.004 x 10^4 m/s

Part C

The work done by the rocket motor to transfer the satellite from the circular orbit to the elliptical orbit is given by the difference in gravitational potential energy between the two orbits. This can be calculated using the equation:

W = mgh = m * G * M/r

where m is the mass of the satellite, g is the acceleration due to gravity, h is the height of the orbit above the earth's surface, and r is the radius of the orbit. Substituting the given values, we get:

W = 1000 kg * 6.674 x 10^-11 Nm^2/kg^2 * 5.97 x 10^24 kg / (260 x 10^3 m) - 1000 kg * 6.674 x 10^-11 Nm^2/kg^2 * 5.97 x 10^24 kg / (35,900 x 10^3 m)

W = 3.80 x 10^9 J

Part D

The velocity of the satellite at the high point of the elliptical orbit can be found using the equation:

v = sqrt(GM/r1 + GM/r2)

Substituting the given values, we get:

v = sqrt(6.674 x 10^-11 Nm^2/kg^2 * 5.97 x 10^24 kg / (260 x 10^3 m) + 6.674 x 10^-11 Nm^2/kg^2 * 5.97 x 10^24 kg / (35,900 x 10^3 m))

v = 2.24 x 10^4 m/s

Part E

The velocity of the satellite in the outer circular orbit can be found using the equation in Part A, with the radius of the orbit set to 35,900 km. This gives:

v = sqrt(6.674 x 10^-11 N*m^2/kg^2 * 5.97 x 10^24 kg / (35,900 x 10^3 m)) v = 2.74 x 10^3 m/s

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Here are the steps in solving the value of x in the equation.

1. Subtract 4 on both sides of the equation.

2. Divide both sides of the equation by 9.

3. By definition of natural logarithm:

We can rewrite ln x = 1.3111 as:

Therefore, the value of x is 3.71. (Option D).

It is said that the expected value of β1^ is 1 not β1, given the values of the independent variables in the sample.

Gauss-Markov is a very common approach to regression analysis.

The Gauss-Markov theorem states that the least squares estimator of the parameters in a linear regression model is unbiased and has minimum variance among all linear unbiased estimators, provided that certain assumptions about the model hold.

The assumptions are: Linearity, independence, homoscedasticity, and normality.

Suppose that the population model determining y is Y = β0+ β1 X1+ β2 X2+ β3 X3+u, and this model satisfies the Gauss-Markov assumptions.

However, we estimate the model that omits X3.

Let β0^, β1^, β2^ be the OLS estimators from the regression of y on x1 and x2.

The expected value of β1^ (given the values of the independent variables in the sample) is 1 not β1.

Plug Y=β0+ β1X1+ β2X2+ β3X3+u into this equation.

After some algebra, take the expectation treating X3 and rti1 as non random.

β1^=(∑i=1nr^i1yi)/(∑i=1nr^i12)

β1^=(∑i=1nr^i1yi)/(∑i=1nr^i12)

The equation is found to be: β1^= β1 + (cov(X1, X3)/ var(X1))*(X1-barX1).

                                                β1^= β1 + (cov(X1, X3)/ var(X1))*(X1-barX1)

Here, if X3 is not correlated with X1, then β1^= β1, so the estimator is unbiased. If X3 is correlated with X1, then the estimator will be biased.

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Answer:

a is 24/23 and i dont remember how to solve b

Answer:

A is the answer

Step-by-step explanation:

3×5+6=15+6=21

Answer:

72ft^2 is the answer hope it helps

Answer:

Step-by-step explanation:

Answer:

c

Step-by-step explanation:

Answer:

Step-by-step explanation:

❁ Hello! ❁

----------

m(∠EFH) + m(∠HFG) = m(∠EFG)

(5x + 1) + 62 = (18x + 11)

5x + 1 + 62 = 18x + 11

5x + 63 = 18x + 11

5x - 18x = 11 - 63

-13x = 11 - 63

-13x = -52

x = -52 ÷ (-13)

x = 4

m(∠EFH) = 5x + 1 => m(∠EFH) = 5 × 4 + 1 => m(∠EFH) = 20 + 1 => m(∠EFH) = 21°

m(∠EFG) = 18x + 11 => m(∠EFG) = 18 × 4 + 11 => m(∠EFG) = 72 + 11 => m(∠EFG) = 83°

----------

A right angle is 90°.

m(∠WXZ) + m(∠ZXY) = m(∠WXY)

(5x + 3) + (8x - 4) = 90

5x + 3 + 8x - 4 = 90

13x + 3 - 4 = 90

13x - 1 = 90

13x = 90 + 1

13x = 91

x = 91 ÷ 13

x = 7

m(∠WXZ) = 5x + 3 => m(∠WXZ) = 5 × 7 + 3 => m(∠WXZ) = 35 + 3 => m(∠WXZ) = 38°

m(∠ZXY) = 8x - 4 => m(∠ZXY) = 8 × 7 - 4 => m(∠ZXY) = 56 - 4 => m(∠ZXY) = 52°

----------

Success! ☺️

1) Estimate value of the product of 2/3 and 0.55 is, 2/3.

2) The fraction part is, 55 / 100

3) The product of the two numbers is, 11/30

We have to given that,

Estimate the product of 2/3 and 0.55.

And, Convert the decimal 0.55 to a fraction.

And, The product of the two numbers.

Now,

Estimate the product of 2/3 and 0.55,

So, we can round 0.55 to the nearest whole number, which is 1.

Then, multiply 2/3 by 1 to get an estimate of the product.

so, The correct answer is 2/3.

Now, we can convert the decimal 0.55 to a fraction,

= 0.55

= 55/100

= 11/20

Thus,  The correct answer is, 55/100.

And,  the product of 2/3 and 0.55,

= 2/3 x 55/100

= 110/300

= 11/30.

Hence, The correct answer is, 110/300 or 11/30

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Check the picture below.

so the deck is a 72x52 rectangular area, and the pool is simply two semicircles with a rectangle, as you see in the picture, we can put both semi-circles and make one circle with their area, so both together are really the area of a circle whose diameter is 29, and thus its radius is half that or 14.5.

Now, the area Belvedere is going to seal is really the "shaded" or bricked area, if we take the area of the whole deck, including the pool, and then get the area of the pool and subtract it from that of the deck's, what's leftover, is the area that wasn't subtracted, namely the "shaded" area.

\(\stackrel{\textit{\Large Areas}}{\stackrel{\stackrel{deck's}{rectangle}}{(72)(52)}~~ - ~~\stackrel{\stackrel{pool's}{rectangle}}{(40)(29)}~~ - ~~\stackrel{\stackrel{pool's}{circle}}{\pi (14.5)^2}}\implies 3744~~ - ~~1160~~ - ~~210.25\pi \\\\[-0.35em] ~\dotfill\\\\ ~\hfill \stackrel{using~\pi =3.14}{\approx 1923.8}~\hfill\)

Step-by-step explanation:

let express them in the same form

5.3*1/100=0.053>-0.053 so A is false

2*10^4=2*10000=20,000 is equal to 20,000 so even B is false

-0.74*10^3=-0.74*1000=-740<-74.308 so even C is false

lets see D

1.2*10^7=12*10^6=12*1000000=12,000,000 which is equal to 12,000,000 so D is true

The solution of the given expression is,

⇒ - 9

Since, Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Since, We have to given that;

Expression to solve is,

⇒ (- 1) - 8

We know that;

In arithmetic, the term "subtraction" refers to the process of removing something from a set of items or a collection of things. What is left in the group decreases as a result of subtraction.

Now, We know that;

Opposite of number - 1 is,

⇒ 1

And, Opposite of 8 is,

⇒ - 8

Hence, The opposite expression is,

⇒ 1 - (- 8)

⇒ 1 + 8

⇒ 9

And, Opposite of number 9 is,

⇒ - 9

Therefore, The solution of expression is,

⇒ 1 - (- 8)

⇒  - 9

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Answer:

Step-by-step explanation:

Range is the difference between the highest and lowest values:

72 (highest value) - 23 (lowest value) = 49