Answer: 39210
Step-by-step explanation:
Consider the problem: Minimize cx subject to Ax >= b, x >= 0. Suppose that one component of the vector b, say bi, is increased by one unit to bi + 1. a. What happens to the feasible region? b What happens to the optimal objective value?
A) If the change in b results in a smaller feasible region, then the optimal objective value will either remain the same or increase.
B) If the change in b results in a larger feasible region, then the optimal objective value may remain the same or decrease.
In linear programming, the objective is to minimize or maximize an objective function subject to certain constraints. One common constraint is that the solution must be in the feasible region, which is defined by the set of all solutions that satisfy the constraints.
Recall that the constraints are given by Ax >= b, where A is a matrix of coefficients and x is a vector of variables. If we increase one component of b, say bi, then the set of solutions that satisfy the constraints will change. Specifically, any solution that previously satisfied Ax >= b may no longer satisfy the constraints, since the left-hand side of the inequality is fixed while the right-hand side has increased. In other words, the feasible region may shrink or shift in response to the change in b.
Now let's consider the effect on the optimal objective value. Recall that the objective function is given by cx, where c is a vector of coefficients. The optimal objective value is the minimum (or maximum) value of cx over all solutions in the feasible region. If we increase one component of b, then the optimal objective value may or may not change, depending on the specifics of the problem.
To see why, let's think about what happens to the feasible region. As we noted above, the feasible region may shrink or shift in response to the change in b. If the optimal solution was previously at the boundary of the feasible region, then it may no longer be feasible, and the optimal objective value will increase. On the other hand, if the optimal solution was previously in the interior of the feasible region, then it may still be feasible, and the optimal objective value will remain the same.
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The advertisement above shows the terms of a certificate of deposit (CD) at a local bank.
Suppose Robert invests $1,200 in the CD for a period of 3 years. How much interest will he earn? How much will Robert have after 3 years?
Answer:
1. The interest is $ 117.
2. The amount is $ 1,317.
Step-by-step explanation:
The following data were obtained from the question:
Principal (P) = $ 1,200
Rate (R) = 3.25%
Time (T) = 3 years
Interest (I) =..?
Amount (A) =...?
1. Determination of the interest.
Principal (P) = $ 1,200
Rate (R) = 3.25%
Time (T) = 3 years
Interest (I) =..?
I = P × R × T / 100
I = 1200 × 3.25 × 3 / 100
I = $ 117
Therefore, the interest is = $ 117
2. Determination of the amount.
This can be obtained as follow:
Interest (I) = $ 117
Principal (P) = $ 1,200
Amount (A) =?
Amount (A) = principal (P) + interest (I)
A = P + I
A = 1200 + 117
A = $ 1,317
Therefore, the amount at the end of 3 years is $ 1,317
What are the TERMS in the expression: 7x − 5y − x + 6
A: 7, 5 and 6
B: 7x, 5y, x, and 6
C: x, and y
Answer: B i think
Step-by-step explanation:
A term can be a number, a variable, product of two or more variables or product of a number and a variable. An algebraic expression is formed by a single term or by a group of terms.
please help me with my online classwork!
Answer:
840 cm²---------------------------
There are two triangular faces with base of 16 cm and height of 15 cm and three rectangular faces.
Find the sum of areas of all five faces:
S = 2*(1/2)*16*15 + (17*2 + 16)*12 = 240 + 600 = 840What fraction with a numerator of 2 is equivalent to 48?
Answer:
\(\frac{2}{\frac{1}{24} }\)
Step-by-step explanation:
2/x = 48
48x = 2
x = (2)/ (1/24)
\(\frac{2}{\frac{1}{24} }\) = 48
50 POINTS IF ANSWERED CORRECT(Score for Question 3 of 5 points) 3. Given this equation: 2.5x+6=3.25x+3 (a) Write a real-world problem that can be represented by the given equation. Explain what your variable represents (b) Solve the equation for x. Show your work. Answer:
Answer:
below
Step-by-step explanation:
Two students are selling cookies at a bake fair. Jake is selling cookies for $2.50 each plus $6 for the packaging. Kevin is selling cookies for $3.25 each plus $3 for the packaging. How ma cookies would both have to sell to make the same amount of money?
2.5x + 6 = 3.25x + 3
2.5x = 3.25x - 3
-0.75x = -3
x = 4 cookies
Best of Luck!
Answer:
4
Step-by-step explanation:
Two students are selling cookies at a bake fair. Jake is selling cookies for $2.50 each plus $6 for the packaging. Kevin is selling cookies for $3.25 each plus $3 for the packaging. How ma cookies would both have to sell to make the same amount of money?
2.5x + 6 = 3.25x + 3
2.5x = 3.25x - 3
-0.75x = -3
x = 4
There are 26 boys and 20 girls in a class.
The boys and the girls have some counters.
The mean number of counters that the boys have is 28.
The mean number of counters that the girls have is 19.
Work out the mean number of counters the 46 children have.
Computing the total number of counters in the class as 1,108, the mean number of counters that the 46 children have is 24.
What is the mean?The mean refers to the average value.
The average is the quotient of the total value divided by the number of items in the data set.
The number of boys in the class = 26
The number of girls in the class = 20
The total number of boys and girls in the class = 46
The mean number of counters that the boys have = 28
The total number of counters that the boys have = 728 (28 x 26)
The mean number of counters that the girls have =19
The total number of counters that the girls have = 380 (19 x 20)
The total number of counters that the class has = 1,108 (728 + 380)
The average or mean number of counters in the class = 24 (1,108 ÷ 46)
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Cómo se hace y cómo es el proceso ayuda porfaaaaa
Answer:
30: 100
31: -13
32: -45
33: 14
34: -32
35: -22
36: 17
Solve for the missing angles.
Answer:
Step-by-step explanation:
Since they are adjacent the sum of the angles must equal 180 degrees.
17x+4+2x+5=180
19x+9=180
19x=171
x=9 making 17x+4=17(9)+4=157 degrees and 2x+5=2(9)+5=23 degrees
So the two angles are 23 and 157
critical observations thinking is the best deomstrated by which of the following action
Answer: spotting trends in data
Step-by-step explanation:
Write the equation of a line in Point-Slope form that has a slope of -2/3 and
passes through the point (-1,3).
Answer:
The equation of a line in Point-Slope form is y -3=\(-\frac{2}{3}\) *(x+1)
Step-by-step explanation:
Linear equations can take various forms, such as the point-slope formula. This formula gives the slope of a line and the coordinates of a point on it. The point-slope form of a linear equation is written as:
y - y1= m*(x-x1)
In this equation, m is the slope and (x1, y1) are the coordinates of the point.
In this case, you know that the line has a slope of \(-\frac{2}{3}\) and passes through the point (-1,3). This is, m=\(-\frac{2}{3}\) and (x1;y1)=(-1;3). Replacing:
y -3=\(-\frac{2}{3}\) *(x-(-1))
This is:
y -3=\(-\frac{2}{3}\) *(x+1)
The equation of a line in Point-Slope form is y -3=\(-\frac{2}{3}\) *(x+1)
Finding the mode and range of a data setThe nine cats in a pet store were weighed. Their weights (in pounds) are given below.2, 9, 8, 9, 4, 2, 2, 2, 2Find the mode and the range for the data.
Recall that the mode of a set of data is the value that occurs most often. The range is the difference between the largest value and the smallest value in a set of data.
To answer these questions we will use the following frequency chart:
From the above table, we get that the mode of the data set is
\(2.\)The largest value of the data set is
\(9\)and the smallest value is
\(2.\)Therefore, the range is:
\(9-2=7.\)Answer:
Mode:
\(2.\)Range:
\(7.\)The sun of a number and 12 divided by 4 is -7
Answer:
-40
Step-by-step explanation:
-40+12=-28
-28/4
=-7
(a) If a = b = c and a, b, c are in G.P. then prove that x, y, z in
H.P.
Answer:
neeeeeeeeeeeeeeeeeuuuuuuuuuuuuu58907
Step-by-step explanation:
Please help asap.
Maddy found a job with an annual salary of $47.5K. What is her monthly pay, rounded to the nearest dollar?
$1,979
$3,958
$4.75K
$1,827
Maddy found a job with an annual salary of $47.5K. What is her bi-weekly pay, rounded to the nearest dollar?
$3,958
$1,827
$1,979
$4.75K
Maddy monthly pay is $3958 and her bi-weekly salary is $1827
An equation is an expression used to show the relationship between two or more variables and numbers.
Maddy found a job with an annual salary of $47.5K ($47500). There are 12 months in a year. Hence:
Maddy monthly pay = $47500 / 12 = $3958
Maddy found a job with an annual salary of $47.5K ($47500). There are 52 weeks in a year. Hence:
Maddy bi-weekly salary = ($47500 / 52) * 2 = $1827
Maddy monthly pay is $3958 and her bi-weekly salary is $1827.
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what is the range of function m?
The range of the function m is [1, ∞). Thus, B is correct option.
What are a function's range and domain?The dοmain οf a functiοn is the cοllectiοn οf values that can be plugged intο it. This set represents the x values in a functiοn like f. (x). A functiοn's range is the set οf values that the functiοn can take οn. This is the set οf values returned by the functiοn when we enter an x value.
Tο determine the range οf functiοn m, we must first determine the set οf all pοssible functiοn οutput values.
Looking at the function graph, we can see that the lowest point is (3, 1) and the highest point is (∞, ∞).
As a result, the function m has a range of [1, ∞).
We can write: in interval notation:
m ∈ [1, ∞) range.
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Each side of a perfectly cube-shaped smelly candle has an area of 49 square feet. What is the volume of the smelly candle? cubic feet
ANSWER
343 cubic feet
EXPLANATION
We have that each side of the cube-shaped candle has an area of 49 square feet.
The shape of the faces of a cube is a square. The area of a square is given as:
\(A=l^2\)Where l = length of side of the face
Therefore, we have that:
\(\begin{gathered} 49=l^2 \\ =>\text{ l = }\sqrt{49}=\text{ 7 feet} \end{gathered}\)The length of the sides of the cube is 7 feet, therefore, its volume is:
\(\begin{gathered} V=l^3 \\ V=7^3 \\ V\text{ = 343 cubic feet} \end{gathered}\)Mariam went to the store to buy some apples. The price per pound of the apples is $6 per pound and she has a coupon for $2.25 off the final amount. With the coupon, how much would Mariam have to pay to buy 3 pounds of apples? Also, write an expression for the cost to buy p pounds of apples, assuming at least one pound is purchased.
Answer:
tell mariam to ask the shop keeper
Step-by-step explanation:
3/4 x 5 In decimal form
Answer:
3/4x5=?
Step-by-step explanation:
Three quarters times five in decimal form is a really simple problem we will first start with the 3/4x5, as we know 3/4 is equivalent to 0.75 so we already have it in decimal form and we would then multiply, 0.75x5=3.75.
In conclusion 3/4x5 in decimal form is 3.75
Answer:
give brainiest and ill answer all ur questions correctly
Step-by-step explanation:
The constraints of a problem are listed below. What are the vertices of the feasible region?
\(x+y\leq 7\\x-2y\leq -2\\x\geq 0\\y\geq 0\)
The vertices of the feasible region is (4, 3)
What are the vertices of the feasible region?From the question, we have the following parameters that can be used in our computation:
x + y ≤ 7
x - 2y ≤ -2
x ≥ 0
y ≥ 0
Express as equations
So, we have
x + y = 7
x - 2y = -2
Subtract the equations
3y = 9
So, we have
y = 3
Next, we have
x + 3 = 7
This gives
x = 4
Hence, the vertex of the feasible region is (4, 3)
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the first five terms of an arithmetic sequence are -1,3,7,11,15. write down, in terms of n, an expression for the nth term in this sequence
\(-1~~,~~\stackrel{-1+4}{3}~~,~~\stackrel{3+4}{7}~~,~~\stackrel{7+4}{11}~~,~~\stackrel{11+4}{15}\qquad \qquad \stackrel{\textit{common difference}}{d = 4} \\\\[-0.35em] ~\dotfill\\\\ n^{th}\textit{ term of an arithmetic sequence} \\\\ a_n=a_1+(n-1)d\qquad \begin{cases} a_n=n^{th}\ term\\ n=\textit{term position}\\ a_1=\stackrel{\textit{first term}}{-1}\\ d=\stackrel{\textit{common difference}}{4} \end{cases}\implies a_n=-1+(n-1)4 \\\\\\ a_n=-1+4n-4\implies a_n=4n-5\)
B) What is the cost of making 35 items?
And c. The domain
The cost of making 35 items is 1100 and the domain is (-∞,∞)
The cost of making 35 items :
x = 35plug the value into the cost equation
C(35) = 10(35) + 800
C(35) = 350 + 800
C(35) = 1100
Hence, cost of making 35 items is 1100
The domain of the functionSince the value of X can be any real number, we can plug in any real number for x and get a real number output.
Hence, the domain = (-∞,∞)
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solve for 8v = 3v + 25
Answer:
v = 5
Step-by-step explanation:
Collect like-terms:
\(8v = 3v + 25\)
\(8v - 3v = 25\)
\(5v = 25\)
Divide both sides by 5 to make v the subject:
\(v = 5\)
The mean weight of an adult is 6565 kilograms with a standard deviation of 1313 kilograms. If 9292 adults are randomly selected, what is the probability that the sample mean would be greater than 62.762.7 kilograms
Answer: 0.9554
Step-by-step explanation:
Let \(\overline{X}\) be the sample mean.
Given: Mean weight\((\mu)\) of an adult is 65 kilograms with a standard deviation\((\sigma)\) of 13 kilograms.
Sample space = 92
The probability that the sample mean would be greater than 62.7 kilograms:
\(P(\overline{X}>62.7)=P(\dfrac{\overline{X}-\mu}{\dfrac{\sigma}{\sqrt{n}}}>\dfrac{62.7-65}{\dfrac{13}{\sqrt{92}}})\\\\=P(Z>-1.70)\\\\=P(Z<1.70)\ \ \ \[P(Z>-z)=P(Z<z)]\\\\=0.9554\)[ By p-value table]
Hence, the required probability= 0.9554
solve pls brainliest
Answer:
-80
-60
Step-by-step explanation:
both are negative
Solve for 6x+4/4=6x+2 Give your answer as a fraction in its simplest form.
Answer:
0 = 1
if i'm wrong i'm rlly rlly sorry!!
Given 8 different toppings to choose from, how many 3-topping pizzas are possible?
24, 78, 56, or 336?
Answer:
Step-by-step explanation:
sd
The first sequence rule is multiply by 3 starting from 5. The second sequence rule is add 9 starting from 18. What is the first number that appears in both sequences?
27
45
72
135
what is the answer
Considering the sequences given, the first number that appears in both sequences is given by: 45.
What numbers appear in the first sequence?The rule is multiply by 3 starting from 5, hence the numbers are:
(5, 15, 45, 135, ...).
What numbers appear in the second sequence?The rule is add 9 starting from 18, hence the numbers are:
(18, 27, 36, 45, ...).
45 is the first number that appeared in both sequences.
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PLEASE HELP QUICKLY(25 points)!!
Match the description with the correct answer.
(questions)
———————
y-intercept -
slope-
domain-
range-
is this graph increasing, decreasing or both-
x-intercept-
———————
(answer choices)
(4,0), (0,4), (-2,0), (0,-2), +2, -4,
input values, increasing, decreasing,
both increasing and decreasing, output values
———————
please help quickly its worth 10.34 points on my test
Answer: In that picture the slope is increasing
Step-by-step explanation: positive rise and positive run (uphill from left to right)
2. In the Accounting Equation, the three things you need to include are
Worth 4.000 points.
O A. net income, liabilities and profit
OB. assets, profit and revenue
O C. calendar year profit, expenses and net income
OD. assets, liabilities and owner's equity
Answer:
e
Step-by-step explanation:
e