1-)a medida do ângulo raso em minutos é:


obs:pra transformar em graus pra minutos deve-se multiplicar por 60


a) 21 400 b) 15 800 c) 10 400 d) 10 800

Answer:

\( \frac{3}{7} \times \frac{3}{7} = \frac{9}{49 } \)

The value for the degrees of freedom in Morris's one-sample t-statistic would be 9.

To calculate the degrees of freedom for a one-sample t-statistic,

we need to consider the sample size.

In this case, the sample size is 10, representing the number of snacks in the data set.

Degrees of freedom (df) for a one-sample t-test is given by the formula:

df = n - 1

where "n" is the sample size.

In this case, the sample size is 10,

so the degrees of freedom would be:

df = 10 - 1 = 9

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Answer:

12.5%

Step-by-step explanation:

0.2 of 1.6 is 12.5%. (0.2/1.5=12.5% or 0.125)

The sample's damaged pieces are projected to cost n (p1 + 3np2) to fix.

A very big lot of products are randomly selected, with 100p₁% having exactly one flaw and 100p₂% having two or more, where 0 < p₁ + p₂ < 1.

Repairing an item with one problem only costs $1, but fixing an item with two or more defects costs $3.

Let X₁ represent the proportion of items out of n that have exactly one flaw and X₁ represent the proportion of items out of n that have two or more problems.

Repair costs (C) are calculated as follows: X₁ + 3X₂.

Clearly, X₁ ~ Binomial (n, p1) and X₂ ~ Binomial (n, p₂)

The anticipated cost of fixing the sample's damaged parts,

E (C) = E (X₁ + 3X₂)

= E (X₁) + 3E (X₂)

= np₁ + 3np₂

E (C) = n (p1 + 3np2)

Therefore, the anticipated cost of fixing the sample's damaged parts is

n (p1 + 3np2)

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a) Px * x + Py * y = I.

Solving these equations simultaneously will give us the Marshallian demand for pants (x).

b) Px * x + Py * y = I.

Solving these equations simultaneously will give us the Marshallian demand for shirts (y).

c) ∂U/∂x = 0.4 * x^(-0.6) * y^0.6 = 0.

Solving this equation will give us the Hicksian demand for pants (x) as a function of y.

d) ∂U/∂y = 0.6 * x^0.4 * y^(-0.4) = 0.

Solving this equation will give us the Hicksian demand for shirts (y) as a function of x.

a) Calculate Marshallian Demand for pants (x):

To find the Marshallian demand for pants, we need to maximize the utility function U(x, y) = x^0.4 * y^0.6 with respect to x. We'll use the Lagrange multiplier method to solve this constrained optimization problem.

Let's define the Lagrangian function L as follows:

L(x, y, λ) = x^0.4 * y^0.6 - λ(Px * x + Py * y - I).

Now, we differentiate L with respect to x, y, and λ and set the derivatives equal to zero:

∂L/∂x = 0.4 * x^(-0.6) * y^0.6 - λ * Px = 0,

∂L/∂y = 0.6 * x^0.4 * y^(-0.4) - λ * Py = 0,

Px * x + Py * y = I.

Solving these equations simultaneously will give us the Marshallian demand for pants (x).

b) Calculate Marshallian Demand for shirts (y):

Similarly, to find the Marshallian demand for shirts, we need to maximize the utility function U(x, y) = x^0.4 * y^0.6 with respect to y. We'll use the Lagrange multiplier method again.

Let's define the Lagrangian function L as follows:

L(x, y, λ) = x^0.4 * y^0.6 - λ(Px * x + Py * y - I).

Now, we differentiate L with respect to x, y, and λ and set the derivatives equal to zero:

∂L/∂x = 0.4 * x^(-0.6) * y^0.6 - λ * Px = 0,

∂L/∂y = 0.6 * x^0.4 * y^(-0.4) - λ * Py = 0,

Px * x + Py * y = I.

Solving these equations simultaneously will give us the Marshallian demand for shirts (y).

c) Calculate Hicksian Demand for pants:

Hicksian demand represents the demand for a good at constant utility. To calculate the Hicksian demand for pants, we need to differentiate the utility function with respect to x and y, equate it to zero, and solve for x in terms of y.

Differentiating the utility function with respect to x:

∂U/∂x = 0.4 * x^(-0.6) * y^0.6 = 0.

Solving this equation will give us the Hicksian demand for pants (x) as a function of y.

d) Calculate Hicksian Demand for shirts:

To calculate the Hicksian demand for shirts, we need to differentiate the utility function with respect to y:

∂U/∂y = 0.6 * x^0.4 * y^(-0.4) = 0.

Solving this equation will give us the Hicksian demand for shirts (y) as a function of x.

Please note that without specific values for prices (Px and Py) and income (I), we cannot provide the exact quantities of pants and shirts demanded. The calculations outlined above will give the demand functions as functions of prices and income.

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Answer:

He bought 5 bags of chips

Step-by-step explanation:

Here, we want to calculate the number of bags of chips bought

The amount used on the balance is;

45-32.5 = 12.5

Let the number of chips bought be n

Since each chip cost 2.5 each;

The amount of chips bought will be 2.5 * n = 2.5n

This is same as 12.5

Thus;

2.5n = 12.5

n = 12.5/2.5

n = 5

SHOULD I START AOT?!?!?!

Answer:

eren or historia  >:)

Step-by-step explanation:

The integral ∫√(1-0) dx evaluates to 1 analytically, and the trapezoidal rule can be used to approximate the integral with various levels of accuracy by adjusting the number of subintervals.

In problem 3, we are given the integral ∫√(1-0) dx and asked to evaluate it using different methods. The methods include analytical evaluation, single application of the trapezoidal rule, and multiple-application trapezoidal rule with n = 2 and n = 4.

(a) Analytically, the integral can be evaluated as the antiderivative of √(1-0) with respect to x, which simplifies to ∫√1 dx. The integral of √1 is x, so the result is simply x evaluated from 0 to 1, giving us the answer of 1.

(b) To evaluate the integral using the trapezoidal rule, we divide the interval [0,1] into one subinterval and apply the formula: (b-a)/2 * (f(a) + f(b)), where a = 0, b = 1, and f(x) = √(1-x). Plugging in the values, we get (1-0)/2 * (√(1-0) + √(1-1)) = 1/2 * (√1 + √1) = 1.

(c) For the multiple-application trapezoidal rule with n = 2, we divide the interval [0,1] into two subintervals. We calculate the area of each trapezoid and sum them up. Similarly, for n = 4, we divide the interval into four subintervals. By applying the trapezoidal rule formula and summing the areas of the trapezoids, we can evaluate the integral. The results will be more accurate than the single application of the trapezoidal rule, but the calculations can be tedious to show in this response.

(d) Without the numbers provided, it is not possible to determine the exact values for the multiple-application trapezoidal rule. The results will depend on the specific values of n used.

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The population from which Garret should find a sample consists of all people in town who have tried beef brisket at various restaurants.

a. To find the best beef brisket in town, Garret should gather a sample from the population. In this case, the population consists of all people in town who have tried beef brisket at various restaurants. By selecting a representative sample from this population, Garret can gather opinions and feedback from a subset of individuals and draw conclusions about the overall preferences of the population.

b. A sample that is not representative of the population could be a group of individuals who are all friends or acquaintances of Garret. This sample may not accurately represent the diverse opinions and preferences of the entire population.

People who are close to Garret may have similar tastes, preferences, or biases, which could lead to a skewed perception of the best beef brisket in town. To obtain a representative sample, it is important to ensure that the sample is randomly selected and includes individuals with varying backgrounds, tastes, and dining experiences to capture the true diversity of opinions in the population.

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Answer:

1/2

Step-by-step explanation:

1/4(1−2/3)2+1/3

1/4(1 /3)2+1/3

1/12*2+1/3

1/6 + 1/3

1/6 + 2/6

3/6

1/2

Answer:

We know that C is the total number of cans in a complete case.

Victoria counts:

16 full cases, so in those we have: 16*C cans.

4 cases with 5 missing cans, so in those we have:

Then if each case has C cans, the cases that are missing 5 cans have:

C - 5 cans.

Then in those four cases we have a total of: 4*(C - 5) cans.

And Victoria knows that there are 220 cans, then we have that:

16*C + 4*(C - 5) = 220

16*C + 4*C - 20 = 220

16*C + 4*C = 220 + 20 = 240

20*C = 240

C = 240/20 = 12

Then each case has 12 cans.

Then the number of cans in the cases with missing cans is:

12 cans - 5 cans = 7 cans.

Answer:

16c + 4(c-5) = 220

Step-by-step explanation:

He argues that teachers and administrators often label students based on their behavior, appearance, or other factors, which can have a profound impact on students' self-perceptions and future opportunities.

Theoretical perspectives are perspectives that sociologists use to help them better understand and explain human social behavior.

These perspectives encompass various theories and approaches to the study of education.

The following is an overview of three major theoretical perspectives and their associated classic studies of education:

Functionalism perspective

The functionalist perspective is a theoretical approach that views society as a complex system composed of various parts that work together to maintain social order.

Functionalism is also known as structural functionalism.

According to functionalists, education plays an important role in society by providing students with necessary skills and knowledge to become productive members of society.

Classic study of education:

Durkheim's study of education in "The Division of Labor in Society."

In this classic study, Durkheim argues that education serves a crucial function in socializing young people into shared cultural values, beliefs, and norms.

According to symbolic interactionists, education is a process of social interaction in which students learn to make sense of the world around them.

Classic study of education: Becker's study of labeling in "Becoming a Marijuana User.

"In this classic study, Becker demonstrates how schools play an important role in shaping student identities.

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Answer:

Option D.y=-2x³-1  will be your answer

Step-by-step explanation:

hope it helps...

have a great day!!

Answer:

7/10

Step-by-step explanation:

right on edg

Answer:7/10

Step-by-step explanation: And I am telling the truth

The year becomes 1993, when the newspaper circulation is closest to the average circulation.

Part a:

The function is n(x)=0.00792x^3−0.37x^2+3.557x+51.588

The formula for the average of the function is 1b−a∫baf(x)dx

The year 1986 corresponds to 6 and 2000 corresponds to 20 as x is the number of years since 1980.

Obtain the average:

1b−a∫baf(x)dx==≈1/20−6∫20-6[0.00792x^3−0.37x^2+3.557x+51.588]dx

1/14[0.00792x^4/4−0.37x^3/3+3.557x^2/2+51.588x]20-6

51.70094

Therefore, the average newspaper circulation from 1986 to 2000 was 51.70094.

Part b:

Now, the equation is obtained as

0.00792x^3−0.37x^2+3.557x+51.588=51.70094

0.00792x^3−0.37x^2+3.557x−0.11294=0

Obtain the value of x using an online graphing calculator as follows:

Thus, the value of x becomes 13.481

Hence, 1993 is the year of the closest average circulation

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Answer:

Step-by-step explanation:

y = ab^x where 0<b<1 for exponential decay

an example would be y = 3(1/7)^x

i think its 32 or try to multiply them

Answer:

Step-by-step explanation:

The speed of the wave is 7 m/s and the direction is positive x direction.

Speed wave:

Speed Wave is the distance a wave travels in a given time by Meters covered per second. Wave velocity is related to wavelength and wave frequency by the following equations:

                Speed = Wave length × Frequency

This equation can be used to calculate the wave velocity if the wavelength and frequency are known.

On comparing the given statement with  :

y(x ,t) = sin (14πt - 2πx +π/4)

The given travelling wave travels towards positive x direction.

Now, By comparing the equation, We get :

W =14 π          k = 2π             ϕ = π/4

Speed wave , V = W/k

                          = 14π / 2π

                          = 7 m/s.

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Answer:

The answer is option 2.

Step-by-step explanation:

First, you have to find the length of CD using Tangent Rule, tanθ = opposite/adjacent:

\( \tan(θ) = \frac{oppo.}{adj.} \)

\(let \: θ = 48\)

\(let \: oppo. = cd\)

\(let \: adj. = ad = 110\)

\( \tan(48) = \frac{cd}{110} \)

\(cd = 110 \tan(48)\)

\(cd = 122.17 \: feet\)

Next, you have to find the length of BC using Sine Rule:

\( \sin(θ) = \frac{oppo.}{hypo.} \)

\(let \: θ = 65\)

\(let \: oppo. = cd = 122.17\)

\(let \: hypo. = bc\)

\( \sin(65) = \frac{122.17}{bc} \)

\(bc = \frac{122.17}{ \sin(65) } \)

\(bc = 134.8 \: feet \: (near.tenth)\)

Answer:

\(\boxed{134.8 \: \mathrm{ft}}\)

Step-by-step explanation:

Let’s take triangle ACD.

Find length CD.

tan θ = \(\frac{opposite}{adjacent}\)

tan (48) = \(\frac{CD}{110}\)

110 tan (48) = CD

CD ≈ 122.167

Let’s take triangle BCD.

Find length BC.

sin θ = \(\frac{opposite}{hypotenuse}\)

sin (65) = \(\frac{122.167}{BC}\)

BC = \(\frac{122.167}{sin(65)}\)

BC ≈ 134.796

Answer:

6 and 11

If I am wrong I apologize but I hope this helps

Answer:

Melissa is 12 and Jennifer is 5.

Step-by-step explanation:

If x is melisas age then Jennifers is x - 7.

In 4 years time jennifer will be x - 3 years and melissa will x + 4 years old

and from the given information;

x - 3 = 1/2(x + 4) + 1

Solving:

x - 3 = 1/2(x + 4) + 1

x - 1/2x = 2 + 1 + 3

1/2x = 6

x = 12.

So now, Melissa is 12 and Jennifer is 12-7 = 5.

Answer:

Step-by-step explanation:

its 45 cm due too

Using the arithmetic operation of division -

a) 3 people can be fed by 1 pizza.

b) Maria would need 11 pizzas for 33 people.

What is arithmetic operation?

A subject of mathematics known as arithmetic operations deals with the study and use of numbers in all other branches of mathematics. Basic operations including addition, subtraction, multiplication, and division are included.

The number of pizzas ordered = 8

The number of people are = 24.

Number of people that can be fed if 1 pizza was there =

Number of people = Number of people that came/ Number of pizza

Use the arithmetic operation of division -

Number of people = 24/8

Number of people = 3

Therefore, 3 people can be fed.

Now, the number of people = 33

Number of pizzas required for 33 people can be obtained as -

Use the arithmetic operation of division -

Number of pizzas = Number of people/ Number of people fed by 1 pizza

Number of pizzas = 33/3

Number of pizzas = 11

Therefore, Maria will require 11 pizzas.

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The time it would take to get a sunburn when the UV rating is 10 is approximately 9 minutes.

UV rays from the sun are one of the primary causes of skin damage and sunburns. The UV rating indicates the intensity of these rays at a specific location and time. In this case, we are given that at a UV rating of 6, an average person can get a sunburn in as little as 15 minutes. Since the time it takes to get a sunburn varies inversely with the UV rating, we can use this information to determine the time for a UV rating of 10.

To calculate the time, we can set up a proportion using the inverse relationship. The proportion would be:

Time with UV rating of 6 / Time with UV rating of 10 = UV rating of 10 / UV rating of 6

Plugging in the given values, we have:

15 minutes / Time with UV rating of 10 = 10 / 6

To solve for the unknown time, we can cross multiply:

15 * 6 = 10 * Time with UV rating of 10

90 = 10 * Time with UV rating of 10

Dividing both sides by 10, we find:

9 = Time with UV rating of 10

It would take approximately 9 minutes to get a sunburn when the UV rating is 10.

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Answer:

x = 5

Step-by-step explanation:

__________________________________________________________

FACTS TO KNOW BEFORE SOLVING :-

__________________________________________________________

\(4 \times 8^{2x+1} = 32^{x+2}\)

Lets express it in terms of 2.

\(=> 2^2 \times 2^{3 (2x+1)} = 2^{5(x+2)}\)

\(=> 2^2 \times 2^{6x+3} = 2^{5x+10}\)

\(=> 2^{2 + 6x+3} = 2^{5x+10}\)

\(=> 2^{6x+5} = 2^{5x+10}\)

Here the bases on both the sides are equal. Hence ,

\(=> 6x + 5 = 5x + 10\)

\(=> 6x - 5x = 10 - 5\)

\(=> x = 5\)

Answer:

The expression uses multiplication and subtraction.

Multiplication and subtraction used in the expression 2x – 4

An expression is combination of variables, numbers and operators.

We need to find which operations are used in expression

2x-4

An operation is a mathematical action. Addition, subtraction, multiplication, division, and calculating the root are all examples of a mathematical operation.

Two times of x minus four.

Two times of x means we are taking product of 2 and x. Multiplication is used

2x-4 means we are subtracting four from 2x. Subtraction is used in the expression.

Hence Multiplication and subtraction used in the expression 2x – 4

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La tabla relacionada con la pregunta se puede encontrar en la imagen adjunta a continuación:

Responder:

70%

Explicación paso a paso:

probabilidad de seleccionar aleatoriamente a un participante que haya obtenido entre 71 y 85 puntos:

Probabilidad = resultado requerido / Total de resultados posibles

Resultados posibles totales = Sumando la frecuencia para obtener el número total de estudiantes = (9 + 12 + 12 + 18 + 9) = 60 estudiantes

Resultado requerido:

Clase :

(71 - 75) = frecuencia = 12

(76 - 80) = frecuencia = 12

(81 - 85) = frecuencia = 18

Total = (12 + 12 + 18) = 42 = resultado requerido

Por tanto, P = 42/60 = 0,7 = (0,7 * 100%) = 70%

Answer:

after simplifying, we get,

23/6

Step-by-step explanation:

(2/3+5/2-7/3)+(3/2+7/3-5/6)

We simplify,

\((2/3+5/2-7/3)+(3/2+7/3-5/6)\\(2/3-7/3+5/2)+(3/2+7/3-5/6)\\(5/2-5/3)+(9/6+14/6-5/6)\\(15/6-10/6)+((9+14-5)/6)\\(15-10)/6+(23-5)/6\\5/6+18/6\\(5+18)/6\\23/6\)

The client's body surface area is 1.55 m2.The medication is supplied 6 mg/mL. How many mL would you administer 34.9 mL would be  administer. So the correct option is  A. 34.9 mL.

To solve the problem, we can use the following formula:

Dose = BSA × Ordered dose

Here, BSA is given as 1.55 m^2 and the ordered dose is 135 mg/m^2. Substituting these values, we get:

Dose = 1.55 m^2 × 135 mg/\(m^2\)

Dose = 209.25 mg

Next, we need to find the volume of the drug to be administered, which is given as 6 mg/mL. We can use the following formula to convert the dose in milligrams to volume in milliliters:

Volume = Dose ÷ Concentration

Substituting the values, we get:

Volume = 209.25 mg ÷ 6 mg/mL

Volume = 34.875 mL

Rounding this value to one decimal place, we get 34.9 mL as the answer. Therefore, the correct option is A. 34.9 mL.

Body surface area (BSA) is a measure of the total surface area of a human body and is used to calculate drug dosages. In this problem, we are given the BSA of a patient and the dosage of a drug, and we need to find the volume of the drug to be administered.

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