Answer: (x-2)(x-1)=x²-3x+2
Step-by-step explanation:
\((x-2)(x-1)=\\(x-2)x-1(x-2)=\\x^2-2x-x+2=\\x^2-3x+2=0\)
A mathematical model was created and solved using linear programming. The optimal values were determined: x1 = 10 and x2 = 10. If one of the constraints is: 4x1 + 2x2 >= 55, you can conclude that:
A.this is a binding constraint, so there is no slack or surplus
B.there are 15 units of surplus
C.there are 15 units of slack
D.there are 5 units of slack
E.there are 5 units of surplus
In mathematics, linear programming is a technique for maximizing operations under certain restrictions.
Why does a mathematical model of a linear programming problem is important?Using the mathematical modeling technique of linear programming, a linear function is maximized or minimized depending on the restrictions it is subjected to. This method has proved helpful for directing quantitative judgments in business planning, industrial engineering, and—to a lesser extent—in the social and physical sciences.
In mathematics, linear programming is a technique for maximizing operations under certain restrictions. Maximizing or minimizing the numerical value is the primary goal of linear programming. It comprises of linear functions that are subject to restrictions in the form of inequalities or linear equations.
Therefore, the correct answer is option A. this is a binding constraint, so there is no slack or surplus.
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the walt disney company has successfully used related diversification to create value by:
The Walt Disney Company has successfully used related diversification to create value by leveraging its existing brand and intellectual properties to enter new markets and expand its product offerings.
Through related diversification, Disney has been able to extend its brand into various industries such as film, television, theme parks, consumer products, and digital media. By utilizing its well-known characters and franchises like Mickey Mouse, Disney princesses, Marvel superheroes, and Star Wars, Disney has been able to capture the attention and loyalty of consumers across different age groups and demographics.
For example, Disney's acquisition of Marvel Entertainment in 2009 allowed the company to expand its presence in the superhero genre and tap into a vast fan base. This strategic move not only brought in new revenue streams through the production and distribution of Marvel films, but also opened doors for merchandise licensing, theme park attractions, and television shows featuring Marvel characters. Disney's related diversification strategy has helped the company achieve synergies between its various business units, allowing for cross-promotion and cross-selling opportunities.
Furthermore, Disney's related diversification has also enabled it to leverage its technological capabilities and adapt to the changing media landscape. With the launch of its streaming service, Disney+, in 2019, the company capitalized on its vast library of content and created a direct-to-consumer platform to compete in the growing digital entertainment market. This move not only expanded Disney's reach to a global audience but also provided a new avenue for monetization and reduced its reliance on traditional distribution channels.
In summary, Disney's successful use of related diversification has allowed the company to create value by expanding into new markets, capitalizing on its existing brand and intellectual properties, and leveraging its technological capabilities. By strategically entering complementary industries and extending its reach to a diverse consumer base, Disney has been able to generate revenue growth, enhance its competitive position, and build a strong ecosystem of interconnected businesses.
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i’ll give brainliest
what’s y(0.75+3)=
Answer:
3.75y
Step-by-step explanation:
Do u need the work?
A plastic rod has been bent into a circle of radius R=8.20 cm. It has a charge Q1
=+4.20 pC uniformly distributed along one-quarter of its circumference and a charge Q2
=−6Q 1
uniformly distributed along the rest of the circumference (in the above figure). With V=0 at infinity, what is the electric potential at
(a) the center C of the circle and (b) point P, on the central axis of the circle at distance D=6.71 cm from the center?
a) The electrical potential V (center) at the center C of the circle due to the charges Q1 and Q2 is -2.30 V.
b) The total electrical potential at the point P due to charge Q1 and Q2 , located at a distance of 6.71 cm is -1.78V.
Given that:
Radius of the circle, r = 8.20cm
Charge distributed along one-quarter of the circumference of the circle,
Q1 = +4.20pC
Charge distributed along 3/4th of the circumference of the circle,
Q2 = 25.20pC
Distance of the point from the center, d = 6.71cm
The electric potential at infinity is. V = 0
Using the concept of potential at a point on a thin rod, we can obtain the individual potential due to each charge. The sum of these values can now be used to obtain the desired potential value at the center and at the point, taking into account the distance to the point.
Formula:
The potential due to a point charge at a distance r from the point charge is determined by the equation V = \(\frac{1}{4\pi E_0} * \frac{q}{r}\) ---------------- (1)
The potential due to the collection of point charges is determined by formula:
V = ∑\(\frac{1}{4\pi E_0} * \frac{q}{r}\) -------------------- (2)
(a) The potential VQ1 at the center C of the circle due to the charge Q1 is determined using equation (i) as:
\(V_Q_1 = \frac{1}{4\pi E_0} * \frac{Q_1}{R}\) --------------------- (3)
Here, R is the radius of circle
The potential VQ1 at the center C of the circle due to the charge Q1 is determined using equation (i) as:
\(V_Q_1 = \frac{1}{4\pi E_0} * \frac{Q_2}{R}\) ----------------------- (4)
Now the potential V(center) at the center C of the circle due to charges Q1 and Q2 is the sum of the potential due to charge Q1 and the potential due to charge Q2. This is given using equations (a) and (b) in equation (ii) as:
\(V_Center = \frac{1}{4\pi E_0} * \frac{Q_1}{R} + \frac{1}{4\pi E_0} * \frac{Q_2}{R}\)
⇒ \(V_Center = \frac{1}{4\pi E_0} *( \frac{Q_1}{R} + \frac{Q_2}{R})\)
⇒ 9.0 × 10⁹Nm²/C₂ (\(\frac{4.20*10^-12 C}{0.082m} +\frac{-25.2*10^-12C}{0.082m}\))
⇒ -2.30V
The electrical potential V (center) at the center C of the circle due to the charges Q1 and Q2 is -2.30 V.
(b) From the above figure the r between each charged particle and the point P is given as:
\(r = \sqrt{R^{2}+D^{2} }\)
In the figure above, r between each charged particle and point P is defined as: ="1662703245948 "
\(V_Q_1 = \frac{1}{4\pi E_0} * \frac{Q_1}{\sqrt{R^{2} + D^{2} } }\) ------------------ (5)
Again, the electric potential at point P due to charge Q2 is given using equation (i) as follows:
\(V_Q_1 = \frac{1}{4\pi E_0} * \frac{Q_2}{\sqrt{R^{2} + D^{2} } }\) -------------------- (6)
A The potential at point P due to charge Q2 is determined using equation (i): The potential of charge Q1 and the potential of charge Q2. This is given using equations (c) and (d) in equation (ii) as:
\(V_P = 9.0 * 10^9Nm^2/C^2 (\frac{4.20*10^-12C-6(4.20*10^-12C)}{\sqrt{(0.082m)^{2} + (0.082m)^{2} } })\)
= -1.78V
The total electrical potential at the point P due to charge Q1 and Q2 , located at a distance of 6.71 cm is -1.78V.
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Imogen bought i number of invitations to send out for her party. After she sent out 19, she was left with 11. What is the
value of 1?
11
оооо
19
о 30
Answer:
30 in total that she bought
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
got it right on edg 2021
your Dad needed to get two matching gifts for his nephews, so he went to the store with $75 cash in his wallet. After buying the two gifts, now he has just $17 left over. How much did each gift cost?
Answer:
$29
Step-by-step explanation:
Since the gifts are matching, the cost of each gift be equal, say $x
Now, Total cash - cash leftover = cost of both gifts
which is, 75 - 17 = 2x
or $58 = 2x
Thus, x would be 58/2 = $29
Or each gift would cost $29
The answer is 3/2x but I don’t know how to solve it... please explain
Answer:
y = 3/2x by making use of angle relationships in triangles
Step-by-step explanation:
Here's one way to solve it.
∠ADE is an external angle to ΔBDE. As such, its measure will be the sum of the measures of the remote interior angles, ∠DBE and ∠DEB:
∠ADE = 2x° +y°
__
If we call the intersection point of AC and DE point G, then ∠AGE is an exterior angle to ΔADG. As such, its measure is the sum of the remote interior angles:
∠AGE = ∠GAD +∠GDA
3y° = x° +(2x° +y°)
2y = 3x . . . . . . . . . . subtract y°, collect terms, divide by °
y = (3/2)x . . . . . . . . divide by 2
What is the set of all elements in the universal set that are not in the set a called?
Complement of set A is the set of all elements in the universal set that are not in the set .
If there is a subset of the universal set (U) called A, then the complement of set A, denoted by the symbol A', is different from the elements of set A and contains the elements of the universal set but not the elements of set A.
In this case, A' = x U: x A.
In other words, the complement of a set A is the difference between the universal set and set A.
For example: U = {1, 2, 3, 5, 7, 9, 15 ,14, 13}, A = {1, 2, 3, 5,7,9}, find the complement of A.
A' = U - A = {1, 2, 3, 5, 7, 9, 15,14,13} - {1, 2, 3, 5,7,9} = {15,14, 13}
A set that contains items from all related sets, without any repetition of elements, is known as a universal set (often symbolised by the letter U). If A and B are two sets, for example, A = 1, 2, 3 and B = 1, a, b, c, then U = 1, 2, 3, a, b, c is the universal set that these two sets belong to.
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In radishes, red and white are the pure-breeding colors and long and round are the pure-breeding shapes, while the hybrids are purple and oval. The cross of a red oval with a purple oval will produce what proportion of each of the 9 possible phenotypes
The cross of a red oval with a purple oval will produce approximately 44.4% red long, 22.2% red oval, 22.2% purple long, and 11.1% purple oval offspring.
Based on the information given, we can represent the pure-breeding colors and shapes as follows:
Red color (RR) is dominant over white color (rr)
Long shape (LL) is dominant over round shape (ll)
We can also represent the hybrids as:
Purple color (Rr) is a result of a cross between red and white pure-breeding colors
Oval shape (Ll) is a result of a cross between long and round pure-breeding shapes
Given that we are crossing a red oval (RrLl) with a purple oval (RrLl), we can set up a Punnett square to determine the possible genotypes and phenotypes of their offspring:
RL Rl rL rl
RL RRLl RRll rRLL rRlL
Rl RRLl RRll rRLL rRlL
rL RrLL RrLl rrLL rrLl
rl RrLl Rrll rrLl rrll
From the Punnett square, we can see that there are nine possible phenotypes, which can be grouped by color and shape:
Red long (RRLL, RRLl, RrLL, RrLl): 4/9 or about 44.4% chance
Red oval (RRll, Rrll): 2/9 or about 22.2% chance
Purple long (rRLL, rRlL): 2/9 or about 22.2% chance
Purple oval (rrLL, rrLl, rrll): 1/9 or about 11.1% chance
Therefore, the cross of a red oval with a purple oval will produce approximately 44.4% red long, 22.2% red oval, 22.2% purple long, and 11.1% purple oval offspring.
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PLEASE HELP ME PLEASE
Write your own situation that models the equation shown below:
1) y=3(2)^x
2) y=-3x+25
Answer:
21
Step-by-step explanation:
Worth 60 points for a rapid reply- find the area of each regular polygon. Answers are rounded to the nearest whole number.
The area of the regular polygons with 12 sides(dodecagon) and 5 sides (pentagon) are 389.06 in² and 19.87 in² respectively.
How to calculate for the area of the polygonArea of regular polygon = 1/2 × apothem × perimeter
perimeter = (s)side length of octagon × (n)number of side.
apothem = s/[2tan(180/n)].
11 = s/[2tan(180/12)]
s = 11 × 2tan15
s = 5.8949
perimeter = 5.8949 × 12 = 70.7388
Area of dodecagon = 1/2 × 11 × 70.7388
Area of dodecagon = 389.0634 in²
Area of pentagon = 1/2 × 5.23 × 7.6
Area of pentagon = 19.874 in²
Therefore, the area of the regular polygons with 12 sides(dodecagon) and 5 sides (pentagon) are 389.06 in² and 19.87 in² respectively.
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In an equilateral triangle, the length of a side is 10 inches. What is the perimeter of this triangle?
Answer:
well how many sides are there in one? then multiply it by the number of the one side to how many sides
Step-by-step explanation:
Answer:
30 inches
Step-by-step explanation:
Equilateral means all the sides are the same
Micah is saving for a new skateboard. It costs $65, including tax. Micah has already saved $37. What in the equation?
Answer:
x + 37 ≥ 65
Step-by-step explanation:
Given:
Money Micah wants = $65
Money Micah had = $37
Find:
Money Micah need
Computation:
Money Micah need(x)
x + 37 ≥ 65
So,
Money Micah need = 65 - 37
Money Micah need = $28
list the following integers in descending order: -14, 0, -8, 3, -5, -3, 7
How did you determine the greatest value; and, how did you determine the least value?
Answer:
7, 3, 0, -3, -5, -8, -14
Step-by-step explanation:
I know 7 is the greatest value you add the most because to get to 7 from 0.
I know -14 is the least value because I subtracted the most to get to -14 from 0.
a. Describe the three ways in which two lines may be related.
b. Give examples from the real world to illustrate each of the relationships described in part a.
a. Which of the following is the correct way to relate two lines? Select all that apply.
a.parallel
b.intersecting
c.skew
d.congruent
e.collinear
Answer: Correct answers are B, D,E
Step-by-step explanation:
What is the area of the figure below?
6 in.
58 in2
63 in 2
8 in.
61 in 2
5 in.
4 in
53 in 2
8 in.
6 in.
A
Answer:
The answer is 58 In2
you can take apart some of the parts and multiply them, it may be easier
Answer:
I believe it is acutally 53inches
1. Please help if possible :)
Answer:
54
Step-by-step explanation:
6x=9x-27
x=9
9*9-27=54
At the stadium, there are eight lines for arriving customers, each staffed by a single worker. The arrival rate for customers is 190 per minute and each customer takes (on average) 2 seconds for a worker to process. The coefficient of variation for arrival time is 1.2 and the coefficient of variation for service time is 1.5. (1) How much time (in seconds) will an average customer spend in queue
Answer:
3.287 Customers
Step-by-step explanation:
Interarrival time (a) = 60 seconds per minute / 190 customers per minute = 0.316 seconds.
Utilization = p / (a × m) = 2 / (0.316 × 8) = 0.792.
Number in queue = Tq / a = 1.038 / 0.316 = 3.287 customers.
let tj denote the time that it took tejay van garteren to ride the jth stage of the tour de france in 2014. if there were a total of 21 stages, interpret ∑ j
As per question, let us assume \(t(j)\) denotes the time that it took Tejay van garteren to ride the \(jth\) stage of the tour de France in \(2014\).
Now, let us assume \(t(1)\) is the complete time for the first stage; \(t(2)\) is the complete time for the second stage; \(t(3)\) is the complete time for the third stage and so on.
Therefore, the total time of \(21\) stages can be written as:
∑\(t(j)\)= \(t(1)+t(2)+t(3)+..................+t(21)\) \(; j=[1,2,3....21]\)
The above expression represents the total time for Tejay van garteren took to finish the ride.
Therefore, ∑\(t(j)\) \(; j=[1,2,3....21]\) is the total time for Tejay van garteren took to finish the ride.
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Consider the function f(x)= x/4x^2+6
List the x values of the inflection points of f. If there are no inflection points, enter 'NONE'.
The inflection points of f function is none.
To find the inflection points of a function, we need to take the second derivative of the function and find the values of x where the second derivative changes sign.
Let's apply this concept to the function f(x) = x/4x²+6. To find the second derivative of f(x), we first need to find the first derivative.
f(x) = x/4x²+6
f'(x) = (4x²+6)1 - x(8x) / (4x²+6)²
Simplifying f'(x), we get:
f'(x) = (6 - 8x²) / (4x²+6)²
Now, we take the derivative of f'(x) to find the second derivative:
f''(x) = [(6 - 8x²)'(4x²+6)² - (6 - 8x²)(4x²+6)²'] / (4x²+6)⁴
Simplifying f''(x), we get:
f''(x) = (-48x) / (4x²+6)³
To find the inflection points of f(x), we need to find the values of x where f''(x) changes sign. Since f''(x) is always negative, there are no inflection points for this function.
Therefore, the answer is 'NONE'.
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Find the size of the angle using Sohcahtoa or Pythagoras.
Answer:
x ≈ 38.7°
Step-by-step explanation:
Using the sine ratio in the right triangle
sinx = \(\frac{opposite}{hypotenuse}\) = \(\frac{5}{8}\) , then
x = \(sin^{-1}\) (\(\frac{5}{8}\) ) ≈ 38.7° ( to 1 dec. place )
Is Edge suppose to have spelling errors? Image below!
Answer:
no
Step-by-step explanation:
Answer:
l m a o I dont think so XD they were trying to write “right” lol
Step-by-step explanation:
the answer is √39 btw
What is the weight of a science book if its mass is 250g
2.45 N
weight = mass x 9.8 m/s^2
Answer:
Here,
Mass ( m ) = 250g = (250/1000) kg =0.25 kg
g =9.8 m/s^2
Weight ( W ) = ?
We know that,
Weight ( W ) = m*g [Where g is acceleration due to gravity]
= (0.25*9.8) N
= 2.45 N
Hope it helps!
The heel of a show exerts a pressure of 198 pounds per square inch.
Convert this pressure into kilograms per square centimetre
use:
1 pound = 0.45 kilograms
1 square inch = 6.25 square centimetres
Step-by-step explanation:
1 pound = 0.45 kilograms
1 square inch = 6.25 square centimeters
First, let's convert the pressure from pounds per square inch to kilograms per square inch:
198 pounds/square inch × 0.45 kilograms/pound = 89.1 kilograms/square inch
Next, let's convert from kilograms per square inch to kilograms per square centimeter:
1 square inch = 6.25 square centimeters
89.1 kilograms/square inch ÷ 6.25 square centimeters/square inch = 14.256 kilograms/square centimeter
Therefore, the pressure of 198 pounds per square inch is equivalent to 14.256 kilograms per square centimeter.
how to integrate (1-x^2)^1/2
The integral of the two terms as shown below:\(∫(1 - x²)^(1/2)dx = 1/2(θ + 1/2sin(2θ)\) + C)where C is the constant of integration.
To integrate (1-x²)^(1/2) using substitution method, we use the following steps:
Step 1: We let x
= sin(θ)dx = cos(θ)dθ1-x²
= cos²(θ)
Step 2: We substitute the expression derived from Step 1 into the original function to obtain∫(1 - x²)^(1/2)dx=∫cos²(θ)dθ
Step 3: We then apply the double angle formula to obtain:cos²(θ) = (1 + cos(2θ))/2Step 4: We substitute this expression back into the integral to obtain:
∫(1 - x²)^(1/2)dx = ∫(1 + cos(2θ))/2dθ∫(1 - x²)^(1/2)dx
= 1/2 ∫(1 + cos(2θ))dθ
Step 5: Evaluate the integral of the two terms as shown below:∫(1 - x²)^(1/2)dx = 1/2(θ + 1/2sin(2θ) + C)where C is the constant of integration.
Finally, we substitute x = sin(θ) back into the expression above to obtain the final solution.
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Working together, Candice and Ximena painted a fence in 8 hours. Last year, Ximena painted the fence by herself. The year before, Candice painted it by herself, but took 12 hours less than Ximena took. How long did Candice and Ximena take, when each was painting alone?
Answer: Time taken by Ximena to paint the fence alone = 24 hours
Time taken by Candice to paint the fence alone = 12 hours
Step-by-step explanation:
Let x= Time taken by Ximena to paint the fence alone .
Time taken by Candice to paint the fence alone = x-12
As per given , we have
\(\dfrac{1}{x}+\dfrac{1}{x-12}=\dfrac{1}{8}\\\\\Rightarrow\ \dfrac{x-12+x}{x(x-12)}=\dfrac{1}{8}\\\\\Rightarrow\ 8(2x-12)=x^2-12x\\\\\Rightarrow\ 16x-96=x^2-12x\\\\\Rightarrow\ x^2-12x-16x+96=0\\\\\Rightarrow\ x^2-28x+96=0\\\\\Rightarrow\ x^2-4x-24x+96=0\\\\\Rightarrow\ x(x-4)-24(x-4)=0\\\\\Rightarrow\ (x-4)(x-24)=0\\\\\Rightarrow x=4, 24\)
if x= 4
Time taken by Ximena = 4 hours
Time taken by Candice = 4-12 hours =-8 hours which is not possible. (time cannot be negative)
Therefore, x= 24
Such that
Time taken by Ximena to paint the fence alone = 24 hours
Time taken by Candice to paint the fence alone = 24-12=12 hours
Write a polynomial f(x) that satisfied the given conditions. polynomial of lowest degree with zeros of 1/5(multiplicity 2) and -1/4(multiplicity 1) and with f(0)=-2
The polynomial f(x) that has zeroes 1/5 with the multiplicity of 2 and -1/4 with the multiplicity of 1 is f(x) = -200x³ + 12x + 450x² - 2
Here we have been given that the zeroes of the polynomial should be 1/5 and -1/4.
Also, the multiplicity of 1/5 should be 2 and that of -1/4 should be 1.
Multiplicity is the power the factored form of the zero of the polynomial should have.
Therefore, the polynomial will be
(x - 1/5)² (x - (-1/4))
= (x - 1/5)² (x + 1/4)
= (x² + 1/25 - 2x/5)(x + 1/4)
= x³ + x/25 - 2x² + x²/4 + 1/100 - x/10
= x³ - 3x/50 - 9x²/4 + 1/100
Now it is given that f(0) = -2
this means that the constant term of the polynomial must be -2.
But here we see it is 1/100
Hence we will multiply the result by -200 to get
f(x) = -200x³ + 12x + 450x² - 2
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q · 7/9 = 4
What is q?
Answer:
q = 36/7 or 5 1/7
Step-by-step explanation:
q · 7/9 = 4
Multiply each side by 9/7
q · 7/9 *9/7 = 4*9/7
q = 36/7
If we want it as a mixed number instead of an improper fraction
7 goes into 36 5 times with 1 left over
q = 5 1/7
What is the location of point A?
Will give brainliest answer
A.-1.3
B.-1.35
C.-1.6
D.-1.75
Answer:
C.-1.6
Step-by-step explanation:
distance: -1 - (-2) = 1
1 ÷ 5 = 1/5
-1 - 1/5 × 3 = -1 3/5 = -1.6
Ryan has 96 business cards. He buys 225 more cards. He hands out 248 cards at the conference. How many cards does Ryan have left ?
Answer:
73
Step-by-step explanation:
96+225 = 321
321-248 = 73