To solve the initial value problem (I.V.P.) y" - 5y' + 6y = (2x - 5)e, with initial conditions y(0) = 1 and y'(0) = 3, we can use the method of undetermined coefficients.
The complementary solution involves finding the roots of the characteristic equation, which are 2 and 3. The particular solution is determined by assuming a form for y_p and solving for its coefficients.
After solving the system of equations, we obtain the particular solution. Adding the complementary and particular solutions gives the general solution, and applying the initial conditions yields the specific solution to the I.V.P.
The characteristic equation for the homogeneous part is:
r^2 - 5r + 6 = 0
Factoring the equation, we find that the roots are r = 2 and r = 3.
Thus, the complementary solution is:
y_c = c1e^(2x) + c2e^(3x)
Next, we assume a particular solution of the form:
y_p = (Ax + B)e
Taking derivatives, we have:
y_p' = Ae + (Ax + B)e
y_p" = 2Ae + (Ax + B)e
Substituting these derivatives into the differential equation, we get:
(2Ae + (Ax + B)e) - 5(Ae + (Ax + B)e) + 6(Ax + B)e = (2x - 5)e
Expanding and collecting like terms, we obtain:
(A - 5A + 6Ax) e + (B - 5B + 6B) e = 2x - 5
Simplifying the equation, we have:
(6A - 5A)x e = 2x - 5
Equating coefficients, we find:
A - 5A = 2, 6A - 5A = -5
Solving this system of equations, we get A = -2 and B = -5/6.
Therefore, the particular solution is:
y_p = (-2x - 5/6)e
The general solution is the sum of the complementary and particular solutions:
y = y_c + y_p = c1e^(2x) + c2e^(3x) - 2xe - (5/6)e
Applying the initial conditions, we have:
y(0) = 1: c1 + c2 - (5/6) = 1
y'(0) = 3: 2c1 + 3c2 - 2 - (5/6) = 3
Solving these equations simultaneously, we find c1 = 4/3 and c2 = 5/6.
Therefore, the specific solution to the I.V.P. is:
y = (4/3)e^(2x) + (5/6)e^(3x) - 2xe - (5/6)e
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Write the word sentence as an inequality.
A number y is less than 6.
Answer:
y - 6
Step-by-step explanation:
y is the number and it is less than 6 so 6 has to be negative:
y - 6
can somebody please double-check these for me.
just in case if the pictures blurry, I will provide the answers that I put below
my answers:
1. I got 27
2. I got 18.154
3. I got 44
4. I got 41.5
please correct me on any mistakes that I may have made
1. is a central angle, therefore, the arc will have the same measurement as the angle. Set the equation:
Arc = Central Angle
2x - 7 = 47
Isolate the variable, x. Note the equal sign, what you do to one side, you do to the other. Do the opposite of PEMDAS.
First, add 7 to both sides of the equation:
2x - 7 (+7) = 47 (+7)
2x = 47 + 7
2x = 54
Next, divide 2 from both sides of the equation:
(2x)/2 = (54)/2
x = 54/2 = 27
27 is your answer.
2. is a inscribed angle, meaning that the angle measurement will be half of the arc. Set the equation:
212 = 2(13x - 24)
Isolate the variable, x. Note the equal sign, what you do to one side, you do to the other. Do the opposite of PEMDAS.
First, divide 2 from both sides of the equation:
(212)/2 = (2(13x - 24))/2
106 = 13x - 24
Next, add 24 to both sides of the equation:
106 (+24) = 13x - 24 (+24)
106 + 24 = 13x
130 = 13x
Finally, divide 13 from both sides of the equation:
(130)/13 = (13x)/13
x = 130/13
x = 10
10 is your answer.
3. is a central angle. The arc and the angle will, therefore, have the same measurement:
137 = 3x + 5
First, subtract 5 from both sides of the equation:
137 (-5) = 3x + 5 (-5)
137 - 5 = 3x
132 = 3x
Next, divide 3 from both sides of the equation to isolate the variable, x:
(132)/3 = (3x)/3
x = 132/3 = 44
44 is your answer.
4. is a inscribed angle. The arc will be twice the measurement of the angle.
86 = 2(2x + 3)
First, isolate the variable x by dividing 2 from both sides of the equation.
(86)/2 = (2(2x + 3)/2
43 = 2x + 3
Next, subtract 3 from both sides of the equation:
43 (-3) = 2x + 3 (-3)
40 = 2x
Finally, divide 2 from both sides of the equation:
(40)/2 = (2x)/2
x = 40/2 = 20
20 is your answer.
~
Martin is dilating a blue triangle to create a yellow triangle. If he used a scale factor of
Which statement is true?
Answer
A
B
The perimeter of the yellow triangle will be 12/25 times the perimeter of the blue triangle.
The perimeter of the yellow triangle will be times the perimeter of the blue triangle.
The area of the yellow triangle will be times the area of the blue triangle.
С
D
The area of the yellow triangle will be
4
25
times the area of the blue triangle.
Previous
Answer:
See Explanation
Step-by-step explanation:
The question has missing details, as the scale factor is not given. However, I will give a general explanation on how to calculate the area and perimeter of a dilated shape (triangle).
The following assumptions, apply:
(1) Scale factor of 1/2 from the blue to the yellow triangle.
(2) The dimension of the blue triangle are:
[tex]Base = x[/tex]
[tex]Sides= y\ and\ z[/tex]
[tex]Height= h[/tex]
First, calculate the dimensions of the yellow triangle.
The dimension will be the product of the scale factor and the dimensions of the blue triangle.
So, we have:
[tex]Base = \frac{1}{2} * x = \frac{1}{2}x[/tex]
[tex]Sides = \frac{1}{2}y\ and\ \frac{1}{2}z[/tex]
[tex]Height = \frac{1}{2}h[/tex]
The perimeter of the blue triangle is:
[tex]P_1 =Base + Sides[/tex]
[tex]P_1 = x + y + z[/tex]
The perimeter of the yellow triangle is:
[tex]P_2 =Base + Sides[/tex]
[tex]P_2 = \frac{1}{2}x + \frac{1}{2}y + \frac{1}{2}z[/tex]
Factorize
[tex]P_2 = \frac{1}{2}[x + y + z][/tex]
Recall that: [tex]P_1 = x + y + z[/tex]
So:
[tex]P_2 = \frac{1}{2}*P_1[/tex]
This implies that the perimeter of the yellow triangle is a product of the scale factor and the perimeter of the blue triangle.
The area of the blue triangle is:
[tex]A_1 = \frac{1}{2}* Base * Height[/tex]
[tex]A_1 = \frac{1}{2} * x* h[/tex]
[tex]A_1 = \frac{1}{2} xh[/tex]
The area of the yellow triangle is:
[tex]A_2 = \frac{1}{2} * Base * Height[/tex]
[tex]A_2 = \frac{1}{2}* (\frac{1}{2}x) * (\frac{1}{2}h)[/tex]
Rewrite as:
[tex]A_2 = \frac{1}{2}* \frac{1}{2} [\frac{1}{2}x h][/tex]
[tex]A_2 = (\frac{1}{2})^2 *[\frac{1}{2}x h][/tex]
Recall that:[tex]A_1 = \frac{1}{2} xh[/tex]
So:
[tex]A_2 = (\frac{1}{2})^2 *A_1[/tex]
This implies that the area of the yellow triangle is a product of the square of the scale factor and the area of the blue triangle.
2. Determine the points in C for which the following functions are holomorphic: (a) f(z) = z² (b) g(z) = x² - y² + 2xy (where z = x + iy)
There are no points in C for which the function g(z) is holomorphic.
The functions given are :
f(z) = z² and g(z) = x² - y² + 2xy (where z = x + iy)
We need to determine the points in C for which the functions are holomorphic.
(a) To check whether f(z) = z² is holomorphic or not, we will verify the Cauchy-Riemann equations (CRE) which are:
u x = v y and v x = - u y
Let us assume that f(z) = u(x, y) + iv(x, y)
Substituting in f(z) = z², we have f(z) = (x + iy)²= x² + 2ixy - y²
Now comparing with u(x, y) + iv(x, y), we get :
u(x, y) = x² - y² and v(x, y) = 2xy
Now applying the CRE, we get :
u x = 2xv
y = 2xu
y = - 2yv
x = 2y
We can see that both the CRE are satisfied.
Hence, f(z) = z² is holomorphic for all values of z in C.
(b) Similarly, for g(z) = x² - y² + 2xy (where z = x + iy), we have g(z) = u(x, y) + iv(x, y)
Substituting in g(z) = x² - y² + 2xy, we have g(z) = x² - y² + 2ixy
Now comparing with u(x, y) + iv(x, y), we get :
u(x, y) = x² - y² and v(x, y) = 2xy
Now applying the CRE, we get :
u x = 2xv
y = 2xu
y = - 2yv
x = 2x
Since the CRE are not satisfied, g(z) = x² - y² + 2xy (where z = x + iy) is not holomorphic at any point in C.
Therefore, we can say that there are no points in C for which the function g(z) is holomorphic.
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Find any vertical or slant asymptotes. Consider the following.
f(x) = x^3/ (x² - 49)
The function [tex]f(x) = x^3 / (x^2 - 49)[/tex]has a vertical asymptote at x = 7 and x = -7. There are no slant asymptotes. To find the vertical asymptotes of the function f(x), we need to identify the values of x for which the denominator becomes zero, as division by zero is undefined.
In this case, the denominator is (x² - 49). To determine when it equals zero, we set it equal to zero and solve for x:
x² - 49 = 0
This equation can be factored as the difference of squares:
(x - 7)(x + 7) = 0
Setting each factor equal to zero, we find that x = 7 and x = -7. Therefore, the function has vertical asymptotes at x = 7 and x = -7.
On the other hand, to determine if there are any slant asymptotes, we need to check if the degree of the numerator (x³) is greater than the degree of the denominator [tex](x^2 - 49)[/tex]. In this case, the degree of the numerator is 3, while the degree of the denominator is 2. Since the degree of the numerator is greater, there are no slant asymptotes for this function.
In summary, the function [tex]f(x) = x^3 / (x^2 - 49)[/tex] has vertical asymptotes at x = 7 and x = -7. There are no slant asymptotes.
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Listen In 2010 Glacial HVAC, Inc. sold 3,295 air conditioning units in Fulton County. Glacial's largest competitor, Estes Heating and Air, sold 2,759 units during 2010. Calculate Glacial's relative market share. Round your answer to two decimal places
Glacial HVAC, Inc. had a relative market share of 54.39% in Fulton County in 2010, based on the sale of 3,295 air conditioning units, compared to their largest competitor, Estes Heating and Air.
To calculate the relative market share, we need to divide Glacial HVAC's sales by the total market sales. The formula for relative market share is:
Relative Market Share = Glacial HVAC's Sales / Total Market Sales.
In this case, Glacial HVAC sold 3,295 units, and their largest competitor, Estes Heating and Air, sold 2,759 units. So the total market sales would be the sum of these two figures, which is 3,295 + 2,759 = 6,054 units.
Now, we can calculate the relative market share:
Relative Market Share = 3,295 / 6,054 * 100%.
Evaluating the expression, we find that Glacial HVAC's relative market share is approximately 54.39% when rounded to two decimal places.
This means that Glacial HVAC had a market share of 54.39% in Fulton County in 2010, indicating their position in the market relative to their largest competitor.
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-23 = x - 23
A. Infinite number of solutions
B. No solution
C. 0
D. 5
Answer:
x=0
Step-by-step explanation:
have a nice day or evening
help i hate fractions pls
Answer:
the answer is B
Step-by-step explanation:
because you just put 100 underneath
Answer:
B, 71/100
Step-by-step explanation:
To do this, just put each fraction into a calculator, and whichever fraction results in the decimal you're looking for will be your answer.
What is AB?
Triangle ACB is right angle triangle. The length of AC is 12 and BC is 35.
Answer:
the answer is 35
Step-by-step explanation:
because if BC is 35 that means AB will have to be that same because it's a triangle
The required value of AB is 33 units for the given right triangle.
What is the right triangle?A right triangle is defined as a triangle in which one angle is a right angle or two sides are perpendicular.
Triangle ACB is a right-angle triangle. The length of AC is 12 and BC is 35.
Pythagoras's theorem states that in a right-angled triangle, the square of one side is equal to the sum of the squares of the other two sides.
Assume BC is the hypotenuse,
Since this is a right triangle, use the formula AB² + AC² = BC² and substitute values of AC = 12 and BC = 35.
AB² + AC² = BC²
AB² + (12)² = (35)²
AB² + 144 = 1225
AB² = 1225 -144
AB² = 1081
AB = 32.8785
Rounded to two decimal places,
AB = 33 units
Therefore, the required value of AB is 33 units.
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100 pts plz help!!!!!!1
[tex]\boxed{\large{\bold{\blue{ANSWER~:) }}}}[/tex]
Here,
The two lines l and m are parallel,
cut by a transversat line t
So The two angles are supplementary each other.
we know that,
The sum of two supplementary angles are 180°
According to the question,
(17x+14)°+(4x-2)°=180°17x+14°+4x-2°=180°17x+4x+14°-2°=180°21x+12°=180°21x=180°-12°21x=168°x=168°/21x=8°Therefore,
The value of x is 8°
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).
Consider the quadratic expression below.
Answer:
x = -3 and x = 2
Step-by-step explanation:
The expression for the quadratic equation is as follows:
(x+3)(x-2)
For (x+3)(x-2) to equal 0, either (x+3) or (x-2) must be equal to 0. So,
(x+3) = 0 and (x-2) = 0
It implies,
x = -3 and x = 2
So, the values of x are -3 and 2.
in cell b8, find the value from the appropriate probability table to construct a 90onfidence interval. Shipment Time to Deliver (Days)
1 7.0
2 12.0
3 4.0
4 2.0
5 6.0
6 4.0
7 2.0
8 4.0
9 4.0
10 5.0
11 11.0
12 9.0
13 7.0
14 2.0
15 2.0
16 4.0
17 9.0
18 5.0
19 9.0
20 3.0
21 6.0
22 2.0
23 6.0
24 5.0
25 6.0
26 4.0
27 5.0
28 3.0
29 4.0
30 6.0
31 9.0
32 2.0
33 5.0
34 6.0
35 7.0
36 2.0
37 6.0
38 9.0
39 5.0
40 10.0
41 5.0
42 6.0
43 10.0
44 3.0
45 12.0
46 9.0
47 6.0
48 4.0
49 3.0
50 7.0
51 2.0
52 7.0
53 3.0
54 2.0
55 7.0
56 3.0
57 5.0
58 7.0
59 4.0
60 6.0
61 4.0
62 4.0
63 7.0
64 8.0
65 4.0
66 7.0
67 9.0
68 6.0
69 7.0
70 11.0
71 9.0
72 4.0
73 8.0
74 10.0
75 6.0
76 7.0
77 4.0
78 5.0
79 8.0
80 8.0
81 5.0
82 9.0
83 7.0
84 6.0
85 14.0
86 9.0
87 3.0
88 4.0
This formula calculates the value corresponding to a 90% confidence level using the T.INV function. The first argument, 0.95, represents 1 minus the desired confidence level (0.05 for a 90% confidence level). The second argument, `COUNT(A2:A89)-1`, calculates the degrees of freedom by subtracting 1 from the count of data points.
To find the value from the appropriate probability table to construct a 90% confidence interval in cell B8, you can use the T.INV function in Excel. Here's how you can do it:
1. In cell B8, enter the formula:
```
=T.INV(0.95, COUNT(A2:A89)-1)
```
This formula calculates the value corresponding to a 90% confidence level using the T.INV function. The first argument, 0.95, represents 1 minus the desired confidence level (0.05 for a 90% confidence level). The second argument, `COUNT(A2:A89)-1`, calculates the degrees of freedom by subtracting 1 from the count of data points.
Make sure to adjust the cell references in the formula based on the actual location of your data in the spreadsheet.
Note: The T.INV function returns the value from the Student's t-distribution, which is used for small sample sizes or when the population standard deviation is unknown.
If you have a large sample size (usually considered more than 30), you can use the Z.INV function instead to calculate the value from the standard normal distribution.
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A rectangular garden has a width of 10 feet and a length of 14 feet. A cement
walkway is added around the outside of the garden. The area of the garden and the
walkway together are 252 square feet. What is the width of the walkway?
Can someone plz help this is my third time posting this question and I’m trying to get an 92
21 is the right answer.
180-138=42°
and since it is given in the question that the triangle is isoceles ,so half of 42 is 21°
Answer:
the last three answers is what i think
Step-by-step explanation:
what is the x 19 + 13x = 32
Answer:
1
Step-by-step explanation:
A mail order company has an 8% success rate. If it mails advertisements to 534 people, find the probability of getting less than 37 sales. Round z-value calculations to 2 decimal places and final answer to at least 4 decimal places. P(X<37)= 0.1814 Population of College Cities College students often make up a substantial portion of the population of college cities and towns. State College, Pennsylvania, ranks first with 71.1% of its population made up of college students. What is the probability that in a random sample of 138 people from State College, more than 50 are not college students? Round the final answer to at least 4 decimal places and intermediate z-value calculations to 2 decimal places. P(X>50) 0.1093 Residences of U.S. Citizens According to the U.S. Census, 67.5% of the U.S. population were born in their state of residence. In a random sample of 190 Americans, what is the probability that fewer than 114 were born in their state of residence? Round the final answer to at least four decimal places and intermediate z-value calculations to two decimal places. P(X<114)= Day Care Tuition A random sample of 54 four-year-olds attending day care centers provided a yearly tuition average of $3958 and the population standard deviation of $640. Part 1 of 2 Find the 99% confidence interval of the true mean. Round your answers to the nearest whole number. 3734 µ< $4182 Part: 1/2 Part 2 of 2 If a day care center were starting up and wanted to keep tuition low, what would be a reasonable amount to charge? Round your answer to the nearest hundred. would be a reasonable amount to charge.
The probability which is in a random sample of 133 people from State College, more than 50 are not college students is 0.0000313 (rounded to 4 decimal places).
Given that in State College, Pennsylvania, the proportion of college students in the population is 71.1%.
We need to find the probability that in a random sample of 133 people from State College, more than 50 are not college students.
We need to round the final answer to at least 4 decimal places and intermediate z-value calculations to 2 decimal places.
The proportion of college students in State College, Pennsylvania is 71.1%.
Therefore, the proportion of non-college students in State College, Pennsylvania is 100% - 71.1% = 28.9%.
Let X be the number of non-college students in a sample of 133 people from State College, Pennsylvania.
As the sample is random, X follows the binomial distribution with parameters n = 133 and p = 0.289.
The probability of getting more than 50 non-college students can be obtained using the normal distribution approximation to the binomial distribution.
Using the normal distribution approximation, we can convert the binomial distribution to a standard normal distribution using the following formula: Z = (X - np) / sqrt(npq)
Where q = 1 - p is the proportion of college students in the population, and np = 133 x 0.289
= 38.397 and npq = 133 x 0.289 x 0.711 = 9.728.
The probability of getting more than 50 non-college students is : P(X > 50)
= P(Z > (50 - 38.397) / sqrt(9.728))
= P(Z > 3.92)
= 0.0000313 (rounded to 4 decimal places).
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evalute sin 60. cos 30 sin +sin 30 .cos 60 what is the value of sin(30-60) what can you conclude
Answer:
See explanations below
Step-by-step explanation:
evaluate sin 60. cos 30 sin +sin 30 .cos 60 what is the value of sin(30-60) what can you conclude
According to the trigonometry identity
Sin 30 = 1/2
Sin 60 = √3/2
Cos 30 = √3/2
Cos 60 = 1/2
sin 60. cos 30 +sin 30 .cos 60
= √3/2(√3/2) + 1/2(1/2)
= √9/4 + 1/4
= 3/4 + 1/4
= 4/4
= 1
sin(30-60) = sin30cos60 - cos30sin60
sin(30-60) =1/2(1/2) - √3/2(√3/2)
sin(30-60) = 1/4 - √9/4
sin(30-60) = 1/4 - 3/4
sin(30-60) = (1-3)/4
sin(30-60) = -2/4
sin(30-60) = -1/2
hence the former fraction gives a positive values while the later gives a negative
An auditor is determining the appropriate sample size for testing inventory valuation using MUS. The population has 2.620 inventory items valued at $12.625.000. The tolerable misstatement is $500.000 at a 10% ARIA. No misstatements are expected in the population. Calculate the preliminary sample size. (Confidence factor: 2,31)
The preliminary sample size is undefined since the projected misstatement is zero.
In determining the appropriate sample size for testing inventory valuation using MUS, the following steps are taken;
Plan the audit- Identify the tolerable misstatement. Assess inherent and control risk. Estimate population deviations. Determine the preliminary sample size. Select the sample to perform the audit procedures. Evaluate the results.Given that the population has 2,620 inventory items valued at $12,625,000 and the tolerable misstatement is $500,000 at a 10% ARIA, we can calculate the preliminary sample size using the formula;
Preliminary sample size = (Confidence Factor2 × Tolerable Misstatement)/Projected misstatement.
Considering that no misstatements are expected in the population, the projected misstatement will be zero.
Thus; the Preliminary sample size = (2.31 × 500,000)/0. Preliminary sample size = (2.31 × ∞) / 0. The preliminary sample size is undefined.
In conclusion, the preliminary sample size is undefined since the projected misstatement is zero.
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Who can help , desperately need
Answer:
1/4 is x and 1 is b
Step-by-step explanation:
сalculate the cross product. (use symbolic notation and fractions where needed.) (i+j ) × k = ___________
The cross product of
[tex](i+j) \times k[/tex]= 0.
To calculate the cross product of (i+j) and k,
Step 1: Assign unit vectors to the given vectors:
(i+j) = i + j + 0k
k = 0i + 0j + k
Step 2: Apply the cross product formula:
(i+j) × k = (i × 0i) + (i × 0j) + (i × k) + (j × 0i) + (j × 0j) + (j × k) + (0k × 0i) + (0k × 0j) + (0k × k)
Step 3: Simplify the cross product using the properties of the cross product:
(i × 0i) = (j × 0j) = (0k × 0i) = (0k × 0j) = 0
(i × k) = - (k × i)
(j × k) = - (k × j)
(k × k) = 0
Step 4: Substitute the simplified cross products into the formula:
(i+j) × k = 0 + 0 + (i × k) + 0 + 0 + (j × k) + 0 + 0 + 0
= 0 + 0 + (i × k) + 0 + 0 + (j × k) + 0 + 0 + 0
= (i × k) + (j × k)
Step 5: Calculate the cross products:
(i × k) = (0 - 0)k - (0 - 0)j = 0k - 0j = 0k
(j × k) = (0 - 0)i - (0 - 0)k = 0i - 0k = 0i
Step 6: Substitute the calculated cross products into the formula:
(i+j) × k = 0k + 0i
= 0k + 0
= 0
Therefore k=0.
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HELP ME!!!!!! Correct answers only!!!!!
Answer: 22.94 cubic meters
I'm pretty sure it is this.
I think it's 25.23 cubic meters if not then I don't know
Answer: 891ft^3
Step-by-step explanation:
Exercise 1: If tossing 4 coins identical and distinct. Find the number of macrostates and
microstates (explain the distribution in a table).
Exercise 2: Two particles distinct are to be distributed in three cells. Find the number of
macrostates and microstates ( explain the distrubition in a table)
Exercise 1: When tossing 4 identical and distinct coins, the number of macrostates and microstates are given below:MoleculesMacrostatesMicrostates4 coins16 states2^4=16Microstates: The number of ways in which the particles can be distributed among different energy levels is referred to as microstates. Macrostates: The number of ways in which the total energy of the system can be divided into different energy levels is referred to as macrostates. The distribution is represented in the following table: Distribution Microstates (W) Macrostates (Ω)TTTT1111HHHHT4C4,216HHHH3C4,715
Exercise 2:When distributing two distinct particles among three cells, the number of macrostates and microstates are as follows: Molecules Macrostates Microstates 2 particles10 states3^2=9Microstates: The number of ways in which the particles can be distributed among different energy levels is referred to as microstates. Macrostates: The number of ways in which the total energy of the system can be divided into different energy levels is referred to as macrostates. The distribution is represented in the following table: Distribution Microstates (W) Macrostates (Ω)2 in 11C21,23 in 11C31,33 in 11C32,310 in total 9.
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in how many ways can you divide 7 candies and 14 stickers among 4 children such that each child gets at least one candy and also gets more stickers than candies?
The total number of ways is: {Total number of ways} =[1120]
Let's say we have 7 candies and 14 stickers that need to be distributed among 4 children in such a way that each child gets at least 1 candy and more stickers than candies. So, let's divide the candies first. Then we can use the formula of stars and bars to distribute the remaining stickers.
Let's assume that the candies have already been divided into 4 groups such that each group contains at least 1 candy.
Then, the total number of ways of dividing 7 candies among 4 children is given by 3 stars and 4 bars (one less than the number of children). For example, the following diagram shows one possible distribution of the candies:
Each star represents one candy, and the bars represent the separations between the groups.
For example, the above diagram represents the distribution of candies as follows:
Child 1: 1 candy
Child 2: 2 candies
Child 3: 1 candy
Child 4: 3 candies
Now, we need to distribute the 14 stickers among the 4 children in such a way that each child gets more stickers than candies. We can do this by using the formula of stars and bars again. This time, we need to distribute 14 stickers among 4 children such that each child gets more than 1 candy. Let's represent the candies by stars and the stickers by bars, then we need to distribute 14 bars among 3 stars and 4 bars.
Here, the first three bars represent the stickers for the first child, the next two bars represent the stickers for the second child, the next bar represents the stickers for the third child, and the remaining eight bars represent the stickers for the fourth child.
So, the total number of ways of distributing 7 candies and 14 stickers among 4 children such that each child gets at least 1 candy and more stickers than candies is given by the product of the number of ways of distributing the candies and the number of ways of distributing the stickers.
Therefore, the total number of ways is: {Total number of ways} =[1120]
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A farmer wants to seed and fence a section of land. Fencing costs $27 per yard. Grass seed costs $2 per square foot. How much does it cost to fence and seed the pasture? (No links)
Answer:
she have 29 seed for the pasture
28) (-5ưyA +9u) + (-5ư v4 - 8u + 8u²v2)+(-8u*v + 8uº4)=
Answer: good luck
Step-by-step explanation:
If 55 yards of dirt costs $825.00 what is the constant of proportionality?
Answer:$15 per yard
Step-by-step explanation: $825 divided by 55 = $15
1. Start Time: 3:30 P.M.
End Time: 7:00 P.M.
Elapsed Time:
Answer:
7:00 = 6:60
Step-by-step explanation:
6:60 - 3:30 = 3 hours and 30 minutes
Can someone plz help me I beg u
Answer:
28.26
Step-by-step explanation:
The formula for finding the circumference is C=2pi(radius) and the radius is half of the diameter, which in our case is 4.5. So 2*3.14*4.5=28.26
Please help this is for a friend with co vid- 19
Answer:
Hey I know this isn’t an answer but your bf Jordan told me to tell you he is looking for you and he needs to talk to you. Sorry again for wasting ur time but he kinda worried
Step-by-step explanation:
A local store owner is interested in finding the mean age of her customers. She randomly surveys 82 customers and records their age. Identify the population, sample, variable, type of variable, parameter, and statistic.
The statistic provides an estimate of the parameter based on the information obtained from the sample.
Identify the population, sample, variable, type of variable, parameter, and statistic in a customer satisfaction survey.In this scenario, the population refers to the entire group of customers of the local store.
The sample is a subset of this population and consists of the 82 customers who were randomly surveyed.
The variable of interest is the age of the customers, as the store owner wants to determine the mean age.
Age is a continuous numerical variable since it represents a quantitative measurement.
The parameter is the unknown mean age of all customers of the local store, while the statistic is the calculated mean age of the 82 surveyed customers.
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