Answer:
Step-by-step explanation:
\(\frac{n}{2} +10=2n-4\)
The equation represent the given situation is n/2 -10 =2n-4.
What is an equation?In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.
The solution of an equation is the set of all values that, when substituted for unknowns, make an equation true.
Given that, One half of the number n increased by 10.
That is n/2 -10
Four less than twice the number.
Here, 2n-4
Now, n/2 -10 =2n-4
n/2 -2n = -4+10
(n-4n)/2 = 6
-3n=12
n=-4
Therefore, the equation represent the given situation is n/2 -10 =2n-4.
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A fixed amount of ♬ of a cake has to allocated between two individuals = 1,2 with utility functions Utah (with alpha ^ k > 0 ) where x is the amount of the cake allocated to individual h
a) Consider a utilitarian social welfare function, How do the optimal values of r' and r² change among the cases alpha ^ 1 < alpha ^ 2 alpha ^ 1 = alpha ^ 2 and alpha ^ 1 > alpha ^ 2 ? Provide explanation.
b) Consider the following Bernoulli-Nash social welfare function:
W = U ^ 1 * U ^ 2
a) l- If alpha¹ < alpha², r' is higher than r². If alpha¹ = alpha², r' is equal to r². If alpha¹ > alpha², r' is lower than r². b) The optimal allocation aims to maximize the product of individual utilities, U¹ and U², in the Bernoulli-Nash social welfare function.
In the utilitarian social welfare function, the goal is to maximize the total utility of both individuals. The optimal values of r' and r² will depend on the relative values of alpha¹ and alpha².
If alpha¹ < alpha², it means that individual 2 (with alpha²) values the cake more than individual 1 (with alpha¹). In this case, the optimal allocation will prioritize satisfying individual 2's preference, allocating more cake to them. Therefore, r' will be higher than r².
If alpha¹ = alpha², it means that both individuals value the cake equally. In this case, the optimal allocation will aim for an equal distribution of the cake between the two individuals. Therefore, r' will be equal to r².
If alpha¹ > alpha², it means that individual 1 (with alpha¹) values the cake more than individual 2 (with alpha²). In this case, the optimal allocation will prioritize satisfying individual 1's preference, allocating more cake to them. Therefore, r' will be lower than r².
The Bernoulli-Nash social welfare function is given by W = U¹ * U², where U¹ represents the utility of individual 1 and U² represents the utility of individual 2. In this case, the optimal allocation will maximize the product of the individual utilities.
The main answer in one line: The optimal allocation will aim to maximize the product of individual utilities, U¹ and U².
With the Bernoulli-Nash social welfare function, the goal is to maximize the overall welfare by maximizing the product of individual utilities.
The optimal allocation will be the one that maximizes the utility of both individuals simultaneously, considering their respective preferences.
This approach takes into account the interdependence of the individuals' utilities and seeks to find a distribution that maximizes the overall welfare based on the individual utilities.
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I don’t know the answer
Answer:
b
Step-by-step explanation:
What is the answer to 1/8 x 6?
Answer:
0.75
Step-by-step explanation:
Answer:
0.75
Step-by-step explanation:
you do = 1/8 x 6/1
= (1 x 6)/(8 x 1)
then it = to = 3/4
1/8 x 6 = 3/4
then you do 1/8 x 6 = 3/4
1/8 x 6 = 0.75
because 1/8 is the multiplicand,
6 is the multiplier,
3/4 is the simplest form of 1/8 times 6,
0.75 is the decimal form of 1/8 times 6.
Your Best Friend S183960
Don't Forget to Rate Down Below!
if you can please help me it would me a lot
Answer:
59.62075 (if you use 3.14 for pi) 59.65099051 ( if you just use regular pi)
Step-by-step explanation:
i personally use 3.14 for pi. its just easi×er.
so the surface area formula for a cone is
π \(rl\) + π\(r^{2}\)
since the formula is looking for radius and not diameter, we change 3.5 to 1.75 (3.5 ÷ 2)
so it would be
(3.14×1.75×9.1) + (3.14×\(1.75^{2}\))
which that equals
59.62075
hope this helps!! <3
Identify the segment parallel to the given segment .
Answer:
MN => CB
ON => CA
AB => MO
CB => MN
OM => BA
AC => NO
During a restaurant promotion, 3 out of every 25 customers receive a $10 coupon to use on their next visit. If there were 150 customers at the restaurant today, what was the total value of the coupons that were given out?
A)$10
B) $18
C) $150
D) $180
Answer:
$180
Step-by-step explanation:
150 ÷ 25 = 6
6×3 = 18
18×10 = 180
The total value of the coupons that were given out is $180.
Correct option is (D).
What is Arithmetic?The study and use of numbers, their relationships, and mathematical observations are topics covered by the area of mathematics known as arithmetic. The fundamental ideas in number theory, measurement, and computation are sometimes included under the umbrella word "arithmetic" (that is, the processes of addition, subtraction, multiplication, division, raising to powers, and extraction of roots).
As per the given data:
3 out of every 25 customers receive a $10 coupon to use on their next visit.
Customers at the restaurant today = 150
For 25 customers = 3 coupons
For (25 × 6 = 150) customers = (3 × 6 = 18) coupons
Total value of the coupons = 18 × 10 = $180
Hence, the total value of the coupons that were given out is $180.
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12. If square root of 25x is 16 what is the value of x?
A 4
B. 2 .
C. 5
D. 6
Answer:
The answer is D. Hehehehehe
2. pvalue
3.critical value
4.test value
5.make a desision
Noise Levels in Hospitals In a hospital study, it was found that the standard deviation of the sound levels from 30 areas designated as "casualty doors" was 6.4 dBA and the standard deviation of 28 areas designated as operating theaters was 4.1 dBA. At a 0.10, can you substantiate the claim that there is a difference in the standard deviations? Use a, for the standard deviation of the sound levels from areas designated as "casualty doors." Part 1 of 5 (a) State the hypotheses and identify the claim. H_0: sigma_1^ = sigma_2^ _____
H_1: sigma_1^ ≠ sigma_2^ _____
This hypothesis test is a___test.
The hypotheses for the test are H₀: σ₁² = σ₂² and H₁: σ₁² ≠ σ₂². This is a two-tailed test to assess if there is a difference in the standard deviations of sound levels between the areas designated as "casualty doors" and operating theaters. The claim being investigated is whether or not there is a difference in the standard deviations.
The hypotheses for the test are:
H₀: σ₁² = σ₂² (There is no difference in the standard deviations of the sound levels between the areas designated as "casualty doors" and operating theaters.)
H₁: σ₁² ≠ σ₂² (There is a difference in the standard deviations of the sound levels between the areas designated as "casualty doors" and operating theaters.)
This hypothesis test is a two-tailed test because the alternative hypothesis is not specifying a direction of difference.
To substantiate the claim that there is a difference in the standard deviations, we will conduct a two-sample F-test at a significance level of 0.10, comparing the variances of the two groups.
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estaba previsto destinar 3/14 de partes de una finca a plazas de aparcamiento pero finalmente han destinado 3/4 de lo previsto a zonas ajardinadas que fraccion de la finca se ha destinado a plazas de aparcamiento
Queremos ver que fracción de la finca se ha destinado a plazas de aparcamiento.
La solución es:
La fracción de la finca que se destina a plaas de aparcamiento es 3/56
Sabemos que originalmente se iba a destinar 3/14 del total de la finca a plazas de aparcamiento, pero finalmente se destino 3/4 de lo previsto a zonas ajardinadas.
Es decir, se destino 3/4 de los 3/14 del total de la finca a zonas ajardinadas, entonces el 1/4 restante se dedico a plazas de aparcamiento, esto da:
(1/4)*3/14 = 3/56
La fracción de la finca que se destina a plaas de aparcamiento es 3/56
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The function
y
=
f
(
x
)
y=f(x) is graphed below. Plot a line segment connecting the points on
f
f where
x
=
−
4
x=−4 and
x
=
1.
x=1. Use the line segment to determine the average rate of change of the function
f
(
x
)
f(x) on the interval
−
4
≤
x
≤
1.
−4≤x≤1.
The average rate of change of the function is 1.6
How to to determine the average rate of change of the functionFrom the question, we have the following parameters that can be used in our computation:
The graph
The interval is given as
−4≤x≤1.
From the graph, we have
f(-4) = -4
f(1) = 4
The average rate of change at this interval is calculated as
Rate = Change in function values/Change in x values
So, we have
Rate = (-4 - 4)/(-4 - 1)
Evaluate
Rate = 1.6
Hence, the rate is 1.6
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HELP DUE IN 10 MINUTES!!!!
Two step equations word problems
The perimeter of a rectangle is 34 units. Its width is 6.5 units.
1. Write an equation to determine the length (l) of the rectangle.
2. Find the length of the rectangle.
Answer:
10.5 unitsStep-by-step explanation:
Given
Perimeter P = 34 unitsWidth w = 6.5 unitsLength l = ?Equation, in terms of l:
2(l + 6.5) = 34l + 6.5 = 17l = 17 - 6.5l = 10.5Answer:
Equation:6.5 + 6.5 + L +L =34
Answer: 10.5
Step-by-step explanation:
To find perimeter you need L+W+L+W. You have a width of 6.5. When you plug that into the equation you get 6.5 + 6.5+ L+L=34. Combine like terms (6.5 +6.5). That leaves you with 13 + 2L = 34. Now, you want to subtract 13 from both sides to isolate the L. You now have 2L = 21. Now you should divide everything by 2. 21/2 = 10.5
a cone with volume 5000 m³ is dilated by a scale factor of 15. what is the volume of the resulting cone? enter your answer in the box.
When a cone with a volume of 5000 m³ is dilated by a scale factor of 15, the volume of the resulting cone is 3375000 m³.
The volume of a cone is given by the formula V = (1/3)πr²h, where r is the radius of the base and h is the height. Since the scale factor of 15 applies to all dimensions of the cone, the new radius and height will be 15 times the original values. Let's assume the original cone has radius r and height h.
After dilation, the new cone will have a radius of 15r and a height of 15h. Plugging these values into the volume formula, we get
V' = (1/3)π(15r)²(15h) = (1/3)π(15²)(r²)(h) = 3375V.
Given that the original cone has a volume of 5000 m³, we can calculate the volume of the resulting cone by multiplying 5000 by 3375:
V' = 5000× 3375 = 3375000 m³.
Therefore, the volume of the resulting cone, after being dilated by a scale factor of 15, is 3375000 m³.
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If you are standing 75 ft away from a tree and looking up at the top at a 40° angle, what is the height of the tree?
Answer:
Step-by-step explanation:
HELP MEEEEEEEEEEEEEEEEE
Call x the number of burgers in a Crave Case.
Mr. Thomas has 5x+5 burgers
Mr. Garcia has 3x + 15 burgers
We're told they're equal,
5x + 5 = 3x + 15
That's the answer to the first part: 5x + 5 = 3x + 15
2x = 10
x = 5
Answer: 5 burgers per Crave Case
Answer:
eegdujbslspm
Step-by-step explanation:
siuodby s9isbnp' udjauoeawkjshdguibdewnduewhsuidknfuk yeosjuwdi nldijs aidbskbodbshbbdpoopne f
what is 5,000,000 divided by 3? I'm trying to make it fair for everyone in the diamond casino heist
Answer: 1,666,666.666666667
what are the relationships of numerator and denominator coefficients with r, l, and c values of a circuit?
The relationships between the numerator and denominator coefficients of a circuit and the values of resistance (R), inductance (L), and capacitance (C) depend on the specific circuit configuration and the transfer function associated with it.
In general, the numerator coefficients of the transfer function represent the output variables of the circuit, while the denominator coefficients represent the input variables. The coefficients are determined by the circuit elements (R, L, C) and their interconnections.
For example, in a simple RC circuit (resistor and capacitor), the transfer function can be written as a ratio of polynomials in the Laplace domain. The denominator coefficients correspond to the characteristic equation of the circuit and involve the resistance and capacitance values. The numerator coefficients may be related to the initial conditions or external inputs.
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find the mean, median and mode of these numbers: 9, 10, 9, 9, 11, 9, 10, 9, 9, 10 round all answers to the hundreth place.
The mean median mode of the data 9,10,9,9,11,9,10,9,9,10 is
Mean =9.5
Median = 11 or 9
Mode is 9
Given that,
The data is 9,10,9,9,11,9,10,9,9,10
The data's mean, median, and mode must be determined.
We know that,
The arithmetic mean of the provided data is another name for mean. If the data are grouped and sorted in ascending order, the median is the value that falls in the middle of the set of grouped data. The value that dominates the data is known as the mode. The Mean, Median, and Mode formulas are described independently for the group of data in the sections that follow.
The data is 9,10,9,9,11,9,10,9,9,10
Mean = 9+10+9+9+11+9+10+9+9+10/10 =95/10=9.5
Median = 11 or 9
Mode is 9
Therefore, The mean median mode of the data 9,10,9,9,11,9,10,9,9,10 is
Mean =9.5
Median = 11 or 9
Mode is 9
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Find dtdyif y= u +u1and u=5+2t dtdy=
The correct answer is dtdy = 22 + 8t.To find dy/dt, we need to differentiate the expression for y with respect to t. Given y = u + u^2 and u = 5 + 2t, we can substitute the expression for u into the expression for y and then differentiate.
First, let's substitute the value of u into y:
y = (5 + 2t) + (5 + 2t)^2
Next, let's expand and simplify the expression:
y = (5 + 2t) + (25 + 20t + 4t^2)
= 30 + 22t + 4t^2
Now, we can differentiate y with respect to t to find dy/dt:
dy/dt = 22 + 8t
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in a test of purchase orders, the auditor selected a random sample of 60 items out of a population of 1,200 purchase orders. the auditor discovered $4,000 in overstatements in the sample. the company's materiality threshold is $65,000. the tolerable misstatement for purchases is $50,000. which option best describes what the auditor should do next?
With 60 random samples, the auditor should communicate the finding of the material misstatement to the appropriate level of management.
What is random sampling?
In statistics, sampling is a way of picking a subset of the population from which to draw statistical conclusions. The characteristics of the entire population may be approximated from the sample. Market research sampling may be divided into two types: probability sampling and non-probability sampling.
Now,
Based on the information provided, the auditor should evaluate whether the overstatement of $4,000 in the sample is indicative of a material misstatement in the population of purchase orders.
To do this, the auditor can calculate the projected misstatement and compare it to the tolerable misstatement for purchases.
The projected misstatement can be calculated as follows:
Projected misstatement = (Total population / Sample size) x Sample misstatement
Projected misstatement = (1,200 / 60) x $4,000
Projected misstatement = $80,000
Since the projected misstatement of $80,000 exceeds the tolerable misstatement of $50,000, the auditor should conclude that there is a material misstatement in the population of purchase orders.
As the materiality threshold of the company is $65,000, the auditor should communicate the finding of the material misstatement to the appropriate level of management and consider adjusting the financial statements accordingly. The auditor may also need to perform additional audit procedures to further evaluate the extent of the misstatement and identify the cause of the overstatements.
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which two values of x are roots of the polynomial below?
x^2 + 5x + 9
Answer:
The answer:
A. \(x= \frac{-5+ \sqrt{-11} }{2}\)
F.\(x= \frac{-5- \sqrt{-11} }{2}\)
Step-by-step explanation:
Step 1: Solve with quadratic formula
\(x_{1},2 = \frac{-b+- \sqrt{b^2}- 4ac }{2a}\)For \(a=1, b=5, c=9\\x_{1},2 = \frac{-5 + \sqrt{5^2 -4 *1 *9} }{2*1}\)Step 2: Simplify
\(\sqrt{5^2 - 4 *1 *9} : \sqrt{11} i\)Multiply the numbers: \(4*1*9 = 36\)\(i\sqrt{ 36 -5^2}\) = \(\sqrt{-5^2 + 36} = i\sqrt{11}\)\(5^2 = 25 = \sqrt{-25 + 36}\)Add/subtract the numbers \(-25 +36 = 11 = \sqrt{11} = \sqrt{11}i\)Step 3: Separate the solution
\(x_{1} = \frac{-5 + \sqrt{-11}i}{2} , x_{2} = \frac{-5 - \sqrt{-11}i}{2}\)Answer:
\(\large {\textsf{A and F}}\ \implies \bold{x_1}=\dfrac{-5-\sqrt{-11}}{2},\ \bold{x_2}=\dfrac{-5+\sqrt{-11}}{2}\)
Step-by-step explanation:
Quadratic Formula: \(x=\dfrac{-b\pm\sqrt{b^2-4ac}}{2a}\)
Standard Form of a Quadratic Equation: ax² + bx + c = 0, where a ≠ 0.
Given polynomial: x² + 5x + 9
⇒ a = 1, b = 5, c = 9
Step 1: Rewrite to Standard Form.
⇒ x² + 5x + 9 = 0
Step 2: Substitute the values of a, b, and c into the formula.
⇒ a = 1, b = 5, c = 9
\(x=\dfrac{-5\pm\sqrt{\bold{5^2}-4\bold{(1)(9)}}}{\bold{2(1)}}\\\\x=\dfrac{-5\pm\sqrt{25\bold{\ - \ 4(9)}}}{2}\\\\x=\dfrac{-5\pm\sqrt{\bold{25-36}}}{2}\\\\x=\dfrac{-5\pm\sqrt{-11}}{2}\)
Step 3: Separate into two possible cases.
\(x_1=\dfrac{-5-\sqrt{-11}}{2}\\\\x_2=\dfrac{-5+\sqrt{-11}}{2}\)
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consider an n × m matrix a of rank n. show that there exists an m × n matrix x such that ax = in. if n < m, how many such matrices x are there?
There are infinitely many such choices of (m - n) linearly independent vectors, so there are infinitely many such matrices X.
What is the rank of the matrix A?Since the rank of the matrix A is n, there exist n linearly independent rows in A. Without loss of generality, we can assume that the first n rows of A are linearly independent.
Let B be the matrix consisting of the first n rows of A. Then, B is an n × m matrix of rank n. By the rank-nullity theorem, the null space of B is of dimension m - n.
We can choose any m - n linearly independent vectors in R^m that are orthogonal to the rows of B. Let these vectors be v_1, v_2, ..., v_{m-n}. Then, we can form an m × n matrix X as follows:
The first n columns of X are the columns of B^(-1), where B^(-1) is the inverse of B.
The remaining m - n columns of X are the vectors v_1, v_2, ..., v_{m-n}.
Then, we have:
AX = [B | V] X = [B^(-1)B | B^(-1)V] = [I | 0] = I_n,
where V is the matrix whose columns are the vectors v_1, v_2, ..., v_{m-n}. Therefore, X is an m × n matrix such that AX = I_n.
If n < m, then there are infinitely many such matrices X. To see this, note that we can choose any (m - n) linearly independent vectors in R^m that are orthogonal to the rows of B, and use them to form the last (m - n) columns of X. There are infinitely many such choices of (m - n) linearly independent vectors, so there are infinitely many such matrices X.
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Employees at a manufacturing plant have seen production rates change by approximately 105% annually. In contrast, the graph shows the change in the average annual wages of the employees.
Which statement accurately compares the annual change in production to the annual change in average salary?
The annual changes cannot be compared because the initial production value is unknown.
The annual change in production has exceeded the annual change in the average salary.
The annual change in production increases at a slower rate, 5% per year, than the annual increase in the average salary, $500 per year.
The annual change in production increases at a slower rate, 105% per year, than the annual increase in average salary, $500 per year.
The annual change in Production increases at a slower rate than the annual increase in the average salary, as stated in the given option.
Based on the information provided, we can compare the annual change in production to the annual change in average salary.
The statement that accurately compares the annual change in production to the annual change in average salary is: "The annual change in production increases at a slower rate, 105% per year, than the annual increase in average salary, $500 per year."
This statement indicates that the annual change in production, which is approximately 105% per year, is slower compared to the annual increase in the average salary, which is $500 per year.
It is important to note that the graph provided does not specify the exact values or initial production rate, but it does provide the comparison between the two rates. From the graph, we can observe that the annual change in average salary shows a steeper increase compared to the annual change in production. This is represented by the steeper slope of the line depicting average salary compared to the line representing production, which is relatively flatter.
Therefore, we can conclude that the annual change in production increases at a slower rate than the annual increase in the average salary, as stated in the given option.
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Answer: D. The annual change in production increases at a slower rate, 105% per year, than the annual increase in average salary, $500 per year.
Is 82 inches grater than 5feet and 10 inches
Answer:
False, 82 inches is not greater than 5 feet and 10 inches
Step-by-step explanation:
1 feet = 12 inches
5x12=60+10=70
82 is greater than 70.
Please answer this co-ordinate geometry year 10 exam question.
Answer: The distance between points A and B is 32 units.
Step-by-step explanation:
The general equation for a line in slope-intercept form is:
y = a*x +b
Where a is the slope, and b is the y-intercept.
We know that two lines are parallel if the lines have the same slope and different y-intercept.
Now, in this case we have the line:
5*x + 4*y = 16
We can rewrite this in slope-intecept form if we isolate the "y" in the left side:
4*y = -5*x + 16
y = (-5/4)*x + 16/4
y = (-5/4)*x+ 4
The slope is (-5/4) and the y-intercept is 4.
We know that line L₂ is parallel to this line, then this line will also have a slope equal to (-5/4) and a y-intercept equal to c.
y = (-5/4)*x + c
And we know that this line passes through the point (8, 15)
This means that when x = 8, the value of y must be 15.
We could just replace these two values in the above equation to find the value of c.
15 = (-5/4)*8 + c
15 + (5/4)*8 = c = 25
Then the line L₂ is:
y = (-5/4)*x + 25.
Now, we know that this line passes the x-axis at the point A.
The line will pass through the x-axis when y = 0, then we need to find the value of x such that y = 0.
0 = (-5/4)*x + 25
(5/4)*x = 25
x = 25/(5/4) = 20
Then point A is the point (20, 0)
And point B is when the line passes through the y-axis, this is when x = 0.
y = (-5/4)*0 + 25
y = 25
Then point B is the point (0, 25)
Now we want to find the distance between points A and B, which is equal to the distance between points (20, 0) and (0, 25).
When we have two points (a, b) and (c, d), the distance between them is:
distance = √( (a - c)^2 + (b - d)^2)
In this case, the distance between (20, 0) and (0, 25) is:
distance = √( (20 - 0)^2 + (0 -25)^2) = 32
The distance between points A and B is 32 units.
HELPPPPPPPP PLEASE HELP ME EEEEEE
Answer: The correct answer is b
Step-by-step explanation:
25% off $30 is 22.50 and then when you add 7%ax it turns out to be 24.08
use double integrals to find the area inside the curve r = 3 + sin(θ).
The area inside the curve r = 3 + sin(θ) is (5π)/2 square units.
Double integration is an important tool in calculus that allow us to calculate the area of irregular shapes in the Cartesian coordinate system. In particular, they are useful when we are dealing with shapes that are defined in polar coordinates.
To find the area inside this curve, we can use a double integral in polar coordinates. The general form of a double integral over a region R in the xy-plane is given by:
∬R f(x,y) dA
where dA represents the infinitesimal area element, and f(x,y) is the function that we want to integrate over the region R.
In polar coordinates, we can express dA as r dr dθ, where r is the distance from the origin to a point in the region R, and θ is the angle that this point makes with the positive x-axis. Using this expression, we can write the double integral in polar coordinates as:
∬R f(x,y) dA = ∫θ₁θ₂ ∫r₁r₂ f(r,θ) r dr dθ
where r₁ and r₂ are the minimum and maximum values of r over the region R, and θ₁ and θ₂ are the minimum and maximum values of θ.
To find the area inside the curve r = 3 + sin(θ), we can set f(r,θ) = 1, since we are interested in calculating the area and not some other function. The limits of integration can be determined by finding the values of r and θ that define the region enclosed by the curve.
To do this, we first note that the curve r = 3 + sin(θ) represents a cardioid, which is a type of curve that is symmetric about the x-axis. Therefore, we only need to consider the region in the first quadrant, where 0 ≤ θ ≤ π/2.
To find the limits of integration for r, we note that the curve intersects the x-axis when r = 0. Therefore, the minimum value of r is 0. The maximum value of r can be found by setting θ = π/2 and solving for r:
r = 3 + sin(π/2) = 4
Therefore, the limits of integration for r are r₁ = 0 and r₂ = 4.
The limits of integration for θ are simply θ₁ = 0 and θ₂ = π/2, since we are only considering the region in the first quadrant.
Putting it all together, we have:
Area = ∬R 1 dA
= ∫\(0^{\pi /2}\) ∫0⁴ 1 r dr dθ
Evaluating this integral gives us:
Area = π(3² - 2²)/2 = (5π)/2
Therefore, the area inside the curve r = 3 + sin(θ) is (5π)/2 square units.
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Using double integrals, the area inside the curve r = 3 + sin(θ) is 0 units².
For the area inside the curve r = 3 + sin(θ), we can use a double integral in polar coordinates. The area can be expressed as:
A = ∬R r dr dθ
where R represents the region enclosed by the curve.
In this case, the curve r = 3 + sin(θ) represents a cardioid shape. To determine the limits of integration for r and θ, we need to find the bounds where the curve intersects.
To find the bounds for θ, we set the expression inside sin(θ) equal to zero:
3 + sin(θ) = 0
sin(θ) = -3
However, sin(θ) cannot be less than -1 or greater than 1. Therefore, there are no solutions for θ in this case.
Since there are no intersections, the region R is empty, and the area inside the curve r = 3 + sin(θ) is zero.
Hence, the area inside the curve r = 3 + sin(θ) is 0 units².
To know more about double integrals refer here:
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If f(x) = x² + 1 then what is f(3)?
Answer:
f(3) = 9Step-by-step explanation:
given:
\(f(x)=x^2\)
\(f(3)=3^2\)
\(f(3)=9\)
just insert the value in and you get your answer
PLEASE SOMEONE HELP ASAP I NEED HELP WITH THIS
Answer:
See image
Step-by-step explanation:
Rate of change means how much does the number of snowflakes go up each time (on a different question you might find the number goes down each time)
"Initial value" means whatthe number if snowflakes at step zero. We have to work backwards to find that number. For the equation, fill in the rate in front of the x (we use m for that number) and add in the initial value (b) in the format y=mx+b . The information for the table is in the picture (the step numbers and number of snowflakes)
See image
Find the first four terms of the sequence defined below, where n represents the position of a term in the sequence. Start with n = 1
an = n - 3
Answer:
-2, -1/2, 0, 1/4
Step-by-step explanation:
As an = n - 3
when n = 1
then we get
a = 1 - 3
a = -2
when n = 2
then we get
2a = 2 - 3
2a = -1
a = -1/2
when n = 3
then we get
3a = 3 - 3
3a = 0
a = 0
when n = 4
then we get
4a = 4 - 3
4a = 1
a = 1/4
so the first four terms of the sequence are: -2, -1/2, 0, 1/4
What is the answer in the image
Answer:
75
15:20
75:100
20*5=100
15*5=75
Step-by-step explanation:
Hope this helps!!
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