Answer: $4,998
Step-by-step explanation:
34000*1.147
38998-34000=4998
Verify the conclusion of Green's Theorem by evaluating both sides of the equation for the field F= -2yi+2xj. Take the domains of integration in each case to be the disk. R: x^2+y^2 < a^2 and its bounding circle C.
Answer:
hello your question is incomplete below is the complete question
verify the conclusion of Green's Theorem by evaluating both sides of the equation for the field F= -2yi+2xj. Take the domains of integration in each case to be the disk. R: x^2+y^2 < a^2 and its bounding circle C: r(acost)i+(asint)j, 0<t<2pi. the flux is ?? the circulation is ??
answer : attached below
Step-by-step explanation:
Attached below is the required verification of the conclusion of Green's Theorem
In the attached solution I have proven that Green's theorem ( ∫∫c F.Dr ) .
i.e. ∫∫ F.Dr = ∫∫r ( dq/dt - dp/dy ) dx dy = 4πa^2
conaider a regular 96-sided polygon exlain how to found your anser in orlder to get full credit
To make a regular polygon with 96 sides we can take a circle as a starting point and divide it into 96 equal sides.
How to create a regular polygon with 96 sides?To create a regular polygon with 96 sides, we must take into account that all its sides must be equal, so we can take a circumference as a starting point. In this case, the circumference has 360°, so we must divide this into 96 parts and the result would be the distance between the edges of the polygon.
360° / 96 = 3.75In this case, we must make a circle with a protractor and mark every 3.75°, when we have completed this procedure in the entire circumference we will have a regular polygon with 96 sides.
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The joint density function for a pair of random variables X and Y is given. f(x, y) = Cx(1 + y) if 0 ≤ x ≤ 4, 0 ≤ y ≤ 4 0 otherwise f(x,y) = 0
A) Find the value of the constant C. I already have 1/24.
B) Find P(X < = 1, Y < = 1)
C) Find P(X + Y < = 1).
Answer:
A) C = 1/96
B) P(x<=1, y<=1) = 1/128 or 0.0078125 to 7 places
C) P(x+y<=1) = 5/2305, or 0.0021701 to 7 places
Step-by-step explanation:
f(x,y) = C x (1+y)
A)
To find C, we need to integrate the volume under region bound by
0 <= x <= 4, and
0 <= y <= 4
This volume equals 1.0.
Find integral,
int( int(f(x,y),x=0,4), y = 0,4) = 96C
therefore C = 1/96
or
F(x,y) = x (1+y) / 96 ............................(1)
B)
P(x<=1, y<=1)
Repeat the integral, substitute the appropriate limits,
P = int( int(F(x,y),x=0,1), y = 0,1)
= 1/128 or 0.0078125
P(x<=1, y<=1) = 1/128 or 0.0078125 to 7 places
C)
P(x+y<=1)
From the function, we know that this is going to be less than one half of the probability in (B), closer to 1/4 of the previous.
It will be again a double integral, as follows:
P = int( int(F(x,y),x=0,1-y), y = 0,1)
= 5/2304
= 0.0021701 (to 7 decimals)
P(x+y<=1) = 5/2305, or 0.0021701 to 7 places
Julio tiene 12 años de edad y su padre tiene 42 años. ¿Cuántos años tendrá Julio cuando su padre tenga el doble de su edad?
Julio will be 30 years old when his father is twice his age.
To determine the age at which Julio will be twice his father's age, we need to find the age difference between them and then add that difference to Julio's current age.
Currently, Julio is 12 years old, and his father is 42 years old. The age difference between them is 42 - 12 = 30 years.
For Julio to be twice his father's age, the age difference needs to remain the same as it is currently. Therefore, when Julio is x years old, his father will be x + 30 years old.
Setting up an equation to solve for x:
x + 30 = 2x
Simplifying the equation, we subtract x from both sides:
30 = x
Thus, when Julio is 30 years old, his father will be 30 + 30 = 60 years old. At this point, Julio will indeed be twice his father's age.
Therefore, Julio will be 30 years old when his father is twice his age.
Note : the translated question is Julio is 12 years old and his father is 42 years old. How old will Julio be when his father is twice his age?
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Solve for w.
-(w + -46) = 82
W =
which expression is equivalent to 15+8x+3+2x
Answer:
10x + 18
Step-by-step explanation:
First, we need to add like terms. Like terms are terms that are alike. For instance 8x and 2x are like terms. 15 and 3 are also like terms.
So, we have to add 8x plus 2x and 15 plus 3. That’s comes out to 10x plus 18.
Therefore, this expression is equivalent to 10x + 18.
if a coin is flipped 35 times and lands on heads 21 times what is the relative frequency of Landing on heads
Work Shown:
21/35 = (7*3)/(7*5) = 3/5
Write and solve an equation.
A drink and 7 pizzas cost $94.25. The cost of the drink was $1.50. What was the cost, c, of one pizza?
Answer:
13.25
Step-by-step explanation:
1. you have to subract the cost of the drink:
94.25-1.50=92.75
2.you have to divide to get the individual cost of pizzas by doing
92.75÷7=13.25
so therefore your answer is 13.25 per pizza
Find the mean and variance of 2, 2, 3, 3, 3, 4, 4, 4, and 4.
The mean of the data set is 3.33.
The variance of the data set is 0.47.
We have,
To find the mean of the data set,
We need to add up all the numbers and divide by the total number of values:
Mean = (2 + 2 + 3 + 3 + 3 + 4 + 4 + 4 + 4) / 9
= 3.33 (rounded to two decimal places)
To find the variance,
We need to first find the squared difference between each value and the mean:
(2 - 3.33)^2 = 1.11
(2 - 3.33)^2 = 1.11
(3 - 3.33)^2 = 0.11
(3 - 3.33)^2 = 0.11
(3 - 3.33)^2 = 0.11
(4 - 3.33)^2 = 0.44
(4 - 3.33)^2 = 0.44
(4 - 3.33)^2 = 0.44
(4 - 3.33)^2 = 0.44
Next, we need to find the average of these squared differences:
Average of squared differences
= (1.11 + 1.11 + 0.11 + 0.11 + 0.11 + 0.44 + 0.44 + 0.44 + 0.44) / 9
= 0.47 (rounded to two decimal places)
Thus,
The mean of the data set is 3.33.
The variance of the data set is 0.47.
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A four-ounce serving of Campbell's Pork & Beans contains 5 grams of protein and 21 grams of carbohydrates A typical slice of "lite" rye bread contains 4 grams of protein and 12 grams of carbohydrates.
(a) I am planning a meal of "beans-on-toast" and I want it to supply 20 grams of protein and 80 grams of carbohy- drates. How should I prepare my meal?
(b)If I require A grams of protein and B grams of carbohy- drates, give a formula that tells me how many slices of bread and how many servings of Pork & Beans to use.
(a) To meet the desired 20g protein and 80g carbohydrate intake, prepare 4 servings of Pork & Beans and combine with 15 slices of "lite" rye bread.
(b) Bread: A/4 slices, Beans: B/21 - (A/4) * (12/21) servings.
(a) To prepare a meal of "beans-on-toast" that supplies 20 grams of protein and 80 grams of carbohydrates, you can use the following combination:
- Servings of Campbell's Pork & Beans: 4 servings.
- Slices of "lite" rye bread: 15 slices.
By using 4 servings of Campbell's Pork & Beans, you will obtain a total of 20 grams of protein (5 grams per serving) and 84 grams of carbohydrates (21 grams per serving).
Combining this with 15 slices of "lite" rye bread will contribute an additional 60 grams of carbohydrates (12 grams per slice) and 4 grams of protein (4 grams per slice). Thus, your meal will meet the desired nutritional requirements of 20 grams of protein and 80 grams of carbohydrates.
(b) The formula to determine the number of slices of bread and servings of Pork & Beans needed to meet specific protein and carbohydrate requirements is as follows:
- Number of slices of bread (Bread): A divided by 4.
- Number of servings of Pork & Beans (Beans): (B divided by 21) minus ((A divided by 4) multiplied by (12 divided by 21)).
Using this formula, you can calculate the appropriate quantities of bread and beans based on the desired protein (A) and carbohydrate (B) values.
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100%Normal textCalibri11+BIUcaIE:531123461.Here are box plots that summarize the heights of 20 professional male athletes in basketball,football, hockey, and baseball.basketballfootballhockeybaseball652075808590height in inchesa.In which two sports are the players' height distributions most alike? Explain your reasoning.
From the graph shown, it can be observed that the values of the minimum heights, to the quartile, to the median, to the interquartile, and the maximum heights are as stated below:
\(\begin{gathered} \text{Basketball}-67,76,78,80,91 \\ \text{Football}-66,70,73,75,77 \\ \text{Hockey}-69,72,73,75,76 \\ \text{Baseball}-70,72,73,74,76 \end{gathered}\)From the observed heights, it can be clearly seen that Football, Hockey and Baseball have the same median of 73 heights
\(\begin{gathered} \text{Range of Basketball= 91-67=24} \\ \text{Range of Football= 77-66=11} \\ \text{Range of Hockey=76-69=7} \\ \text{Range of Baseball=76-70=6} \end{gathered}\)From the values of the range, it can be observed that the range of Hockey and Baseball is almost the same, 6 and 7
Hence, the two sports that most alike are Hockey and Baseball
I feel like something is wrong, is there?
Answer:
# 4 (-5,2) should be placed one more place to the right
#5 (5,1) should be moved once up
Step-by-step explanation:
:)
Write this ratio as a fraction in simplest form without any units. 6weeks to 48 days
Answer:
1/8
Step-by-step explanation:
RatioA contrast, which exists between two particular numbers, is defined as ratio.6 weeks to 48 days6 : 48Equivalent Ratios1 : 82 : 163 : 244 : 325 : 406 : 487 : 568 : 649 : 7210 : 8011 : 8812 : 9613 : 10414 : 11215 : 12016 : 12817 : 13618 : 14419 : 15220 : 16021 : 16822 : 17623 : 18424 : 19225 : 20026 : 20827 : 21628 : 22429 : 23230 : 24031 : 24832 : 25633 : 26434 : 27235 : 28036 : 28837 : 29638 : 30439 : 31240 : 32041 : 32842 : 33643 : 34444 : 35245 : 36046 : 36847 : 37648 : 38449 : 39250 : 40051 : 40852 : 41653 : 42454 : 43255 : 44056 : 44857 : 45658 : 46459 : 47260 : 48061 : 48862 : 49663 : 50464 : 51265 : 52066 : 52867 : 53668 : 54469 : 55270 : 56071 : 56872 : 57673 : 58474 : 59275 : 60076 : 60877 : 61678 : 62479 : 63280 : 64081 : 64882 : 65683 : 66484 : 67285 : 68086 : 68887 : 69688 : 70489 : 71290 : 72091 : 72892 : 73693 : 74494 : 75295 : 76096 : 76897 : 77698 : 78499 : 792100 : 800Convert to fraction
6:48 is 6/48 as a fraction. Now simplify.
1. Find the GCD (or HCF) of numerator and denominator
GCD of 6 and 48 is 6
Divide both the numerator and denominator by the GCD
6 ÷ 6/
48 ÷ 6
Reduced fraction:
1/8
Therefore, 6/48 simplified to lowest terms is 1/8.
divide the number 520 into 2 parts in the ratio 5:8
Answer:
See below
Step-by-step explanation:
5 + 8 = 13 divisions 5/13 is one part the other is 8/13
5/13 * 520=200
the other is 520-200= 320
Kelly can type 120 words in 3 minutes. At that rate, how many words can she type in 5 minutes?
Howany inches does a 30 inch diameter tire roll in 1 turn
Answer:
30pi
Step-by-step explanation:
circumference=diameter x pi
c=30pi
so it rolls:
=30π (pi) inches
or
≈94.25 inches
Therefore the tire covers a distance of 94.2 inch in one turn.
A circle is the locus of a point such that its distance from a fixed point is constant.
The tire is circular. To determine the distance covered by the tire in 1 turn, we have to calculate the perimeter of the tire.
Perimeter of tire = π * diameter = π * 30 inch = 94.2 inch
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Write the set of real numbers from -10 through 10 in interval notation.
Answer:
\(Interval: [-10.10]\)
Step-by-step explanation:
Given
Set: -10 to 10
Required
Write as interval notation
We start by writing the given parameter as an inequality
\(Inequality: -10 \leq x \leq 10\)
The direct representation of \(\leq\) and \(\geq\) in interval representation of sets is \([\) and \(]\), which shows that the beginning and end of the interval are inclusive;
So, the above inequality in interval notation is:
\(Interval: [-10.10]\)
Which is the correct equation for a line that passes through the points (-2,7) and (2,-5)?
y=3x+5
y=1/3x+3
y= -3x-12
y= -3x+1
Answer:
y= -3x+1
Step-by-step explanation:
x1= -2 x2=2 y1=7 y2=-5
using the formula
(y-y1)/(x-x1)=(y2-y1)/(x2-x1)
(y-7)/(x-(-2))=(-5-7)/(2-(-2))
(y-7)/(x+2)=(-5-7)/(2+2)
(y-7)/(x+2)=(-12)/4
(y-7)/(x+2)=-3
cross multiply
y-7=-3(x+2)
y-7=-3x-6
y=-3x-6+7
y=-3x+1
The lower a person's income, the less tax they must pay. People therefore try to lower their taxable income by claiming allowable tax deductions.
Work-related expenses such as uniforms, stationery and job-related travel expenses are all examples of allowable deductions. The income tax is therefore calculated on what we call a person's taxable income.
Taxable income =gross income − allowable tax deductions
Use the tax table below to compare the following jobs in Questions a and b
Taxable income
Tax on this income
$0−$18200
Nil
$18201−$37000
19c for each $1 over $18200
$37001−$80000
$3572 plus 32.5c for each $1 over $37000
$80001−$180000
$17547 plus 37c for each $1 over $80000
$180001+
$54547 plus 45c for each $1 over $180000
a An young accountant earns $3120 a fortnight, with no allowable tax deductions
i. What is the accountant’s taxable income?
ii. How much tax does the accountant owe in a year?
iii. What is the accountant’s annual net pay?
iv. What is the accountant’s fortnightly net pay?
Taxable income = $81,120,Total tax owed = $4,732.50 + $414.40 = $5,146.90 per year,Annual net pay = $81,120 - $5,146.90 = $75,973.10,Fortnightly net pay = $75,973.10 / 26 = $2,922.81
What does taxation mean?An amount of money that a government asks people to pay based on their income, property value, etc., and is used to pay for things that the government does.
The accountant's gross income for two weeks is $3,120, so his gross income for the year is:
3120 x 26 = $81,120
Since they are not allowed to deduct tax, their taxable income equals their gross income:
Taxable income = $81,120
ii. Using the presented tax table, we can determine the accountant's tax liability:
Taxable income = $81,120
Income tax over $80,000 = (81,120 - $80,000) x 0.37 = $414.40
Income tax over $37,000 = ($37,000 - $18,200) x 0.325 = $4,732.50
Total tax liability = $4,732.50 + 414.40 = $5,146.90 per year
iii. An accountant's annual net salary is his gross income minus tax liability:
Annual net salary = $81,120 - $5,146.90 = $75,973.10
iv. The accountant's semi-monthly net salary is the annual net salary divided by 26:
Net salary for two weeks = $75,973.10 / 26 = $2,922.81
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50 points
Barbara Young owes $39,600 on a 6%, 110-day note. On day 75, she pays $11,880 on the note. On day 80, she pays an additional $15,840.
Based on the U.S. Rule, calculate the following. (Use a 360-day year, and round all answers to the nearest cent.)
1. Adjusted balance after the first payment: $
2. Adjusted balance after the second payment: $
3. Balance at maturity: $
Answer:
$13,080.50 + $13,080.50 x 0.06 x 30/360 = $13,393.03
Step-by-step explanation:
Adjusted balance after the first payment: $39,600 + $39,600 x 0.06 x 75/360 - $11,880 = $28,770
Adjusted balance after the second payment: $28,770 + $28,770 x 0.06 x 5/360 - $15,840 = $13,080.50 tell me if it's not clear
Given the polynomial 9x2y6 − 25x4y8, rewrite as a product of polynomials.
(9xy3 − 25x2y4)(xy3 + x2y4)
(9xy3 − 25x2y4)(xy3 − x2y4)
(3xy3 − 5x2y4)(3xy3 + 5x2y4)
(3xy3 − 5x2y4)(3xy3 − 5x2y4)
Answer:
Option 3
(3xy³ + 5x²y⁴) (3xy³ - 5x²y⁴)
Step-by-step explanation:
Factorize polynomials:
Use exponent law:
\(\boxed{\bf a^{m*n}=(a^m)^n} \ & \\\\\boxed{\bf a^m * b^m = (a*b)^m}\)
9x²y⁶ = 3²* x² * y³*² = 3² * x² * (y³)² = (3xy³)²
25x⁴y⁸ = 5² * x²*² * y⁴*² = 5² * (x²)² * (y⁴)² = (5x²y⁴)²
Now use the identity: a² - b² = (a +b) (a -b)
Here, a = 3xy³ & b = 5x²y⁴
9x²y⁶ - 25x⁴y⁸ = 3²x²(y³)² - 5²(x²)² (y⁴)²
= (3xy³)² - (5x²y⁴)²
= (3xy³ + 5x²y⁴) (3xy³ - 5x²y⁴)
Someone please help me answer this !!!
Considering the given stem-and-leaf plot, we have that:
5. The batting average represented by the notation 0.31|2 is of 0.312.
6. The recorded batting averages between 0.28 and 0.29 were of: 0.283, 0.283 and 0.285.
What is an stem-and-leaf plot?The stem-and-leaf plot lists all the measures in a data-set, with the first number as the key, for example, in this problem:
0.26|1 = 0.261.
Hence the batting average represented by the notation 0.31|2 is of 0.312.
Between 0.28 and 0.29, we have these following batting averages.
0.28|3 = 0.283.0.28|3 = 0.283.0.28|5 = 0.285.The recorded batting averages between 0.28 and 0.29 were of: 0.283, 0.283 and 0.285.
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A circular plate with radius 7 m is submerged vertically in water as shown. Express the hydrostatic force against one side of
the plate as an integral and evaluate it. (Round your answer to the nearest whole number. Use 9.8 m/s? for the
acceleration due to gravity. Recall that the mass density of water is 1000 kg/m²)
pg
XN
dy
х
3 m
m
Answer:
\(pg\int\limits^7_7(10-y)2\sqrt{7^2-y^2} \, dy\)
*The last bound is negative 7
Then it equals 15085928 or 1.5E7
Step-by-step explanation:
\(x^2+y^2=7^2\)
area = 2xdy
depth = (7+3)-y -> (10-y)
total force = \(pg\int\limits^7_7 {(10-y)2x} \, dy\)
Substitute 2x from the first equation as x=\(\sqrt{7^2-y^2}\)
total force = \(pg\int\limits^7_7 {(10-y)2\sqrt{49-y^2} } \, dy\)
=pg1539.38
=(1,000)(9.8)(1539.38)=1.5E7 N
*Lower bound is -7, can't get the program to allow me to put it as a negative
The hydrostatic force against one side of the plate is an integral 1.5E7 N.
What is the equation of a circle at the origin?The general equation of a circle is \((x-h)^{2} +(y-k)^{2} = r^{2}\). The coordinate is (0, 0) at the origin, so the equation will become \((x)^{2} +(y)^{2} = r^{2}\).
\((x)^{2} +(y)^{2} = 7^{2}\)
area of circular plate = 2xdy
depth = (7+3)-y = (10-y)
The total force = \(pg\int\limits^7_7[ {10-y} ]2xdy\)
Substitute 2x from the first equation as x = \(\sqrt{7^{2} -y^{2} }\)\(pg\int\limits^7_7[ {10-y} ]\sqrt{49 -y^{2} }dy\)
= pg 1539.38
= (1,000)(9.8)(1539.38)
= 1.5E7 N
Thus, The hydrostatic force against one side of the plate is an integral 1.5E7 N.
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How much has the value of y changed between the points (-8, 4) and (8,-4)?
A. 1
units
B. 2 units
C. 8 units
D. 16 units
Answer:
The answer is C.
Step-by-step explanation:
Given, two points are (-8, 4) and (8, -4).
We have to find the change in the value of y.
We know that
Change in the value of y = 4 - (-4) = 8 units
Therefore, the change in the value of y is 8 units.
I didn't feel like writing an explanation myself so I found this one on Cuemath
Translate 2 3 y − 9 < y + 1 into a sentence. Nine than two-thirds of number is less than the number .
The sentence translation of "2/3y - 9 < y + 1" is "Nine less than two-thirds of a number is less than the number."
To translate the inequality expression "2/3y - 9 < y + 1" into a sentence, we can break it down into smaller parts:
"2/3y" represents two-thirds of a number.
"9" represents the number nine.
"y + 1" represents the number increased by one.
Now let's construct the sentence:
"Nine less than two-thirds of a number" - This refers to the expression "2/3y - 9," indicating that we have subtracted nine from two-thirds of a number.
"is less than" - This is the comparison symbol in the inequality.
"the number" - This refers to the expression "y + 1," representing the number increased by one.
Combining these parts, we form the sentence: "Nine less than two-thirds of a number is less than the number."
Hence, the correct sentence translation of "2/3y - 9 < y + 1" is "Nine less than two-thirds of a number is less than the number."
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Lines k and l are parallel and the measure of angle ABC is 22 degrees. Find the measure of the other angles.
Answer:
Option B, 22
Step-by-step explanation:
Alternate interior angles are same
Answer:
22°
Step-by-step explanation:
Alternate interior angles are equal to each other
Part 1: Find the value of x.
Part 2: Find the measure for each angle.
1) The value of x in the triangle is; x = 25
2) The measure of each interior angle is;
25°, 40° and 115°
Exterior angle = 65°
How to find the missing angle in a triangle?In a triangle, from the exterior angle property, we know that the exterior angle is always equal to the sum of the interior opposite angles. Thus, we say that any two triangles will be similar provided that their corresponding angles tend to be congruent and the length of their sides will be proportional.
Thus;
x + 15 + 25 = 3x - 10
3x - x = 25 + 15 + 10
2x = 50
x = 50/2
x = 25
The measure of each interior angle is;
25°
25 + 15 = 40°
180 - (25 + 40) = 115°
Exterior angle = 180 - 115 = 65°
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A company has 200 employees. There are 150 female employees. There are 40 employees who are under the age of 30. The probability
of randomly selecting an employee who is female or is under the age of 30 is 85%.
What is the probability of randomly selecting an employee who is female and under the age of 30?
O A 10%
O B. 20%
O c. 85%
OD. 95%
Answer:
c. 85 % is the probability
Which of the scatter plots below shows the most accurate line of best fit?
PLS LOOK AT PICTURE AND HELP ME, IM BEING TIMED
Answer:
Z
Step-by-step explanation:
Which statement is true about the points shown on the number line?
Option B is a correct representation of the given number line, -3.8 < 1.5, and is located to the left of 1.5.
What is a number line?A number line is a visual depiction of numbers on a straight line drawn either horizontally or vertically. It is simple for humans to compare numbers and carry out simple arithmetic operations on them when they are written down on a number line. A number line is thought to begin at zero (0). Left of zero, there are only negative numbers, and right of zero, there are only positive numbers.
Given a number line and two points marked on it,
-3.8 and 1.5
we find from the number line that -3.8 lie left to 1.5,
and the negative numbers are always less than the positive numbers,
so -3.8 is less than 1.5,
-3.8 < 1.5, and lie left to 1.5.
Hence, option B is correct.
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