Answer:
Step-by-step explanation:
if 14/6=32/4
12/4=3 y-6=3 y=9
0/4=0 y-6=0 y=6
if y=4 x=-8
y=-3 x=-36
Answer:
Step-by-step explanation:
y = 6 - (x/4) replace the given values with x or y
x : y
32 : 14
12 : 3
0 : 6
8 : 4
36 : -3
PLEASE HELP!!! 20 POINTS WILL MARK BRAINLIEST
Answer:
d
Step-by-step explanation:
n people guess an integer between 1 and 100, and the winner is the player whose guess is closest to the mean of the guesses + 1 (ties broken randomly). Which of the following is an equilibrium:
a) All announce 1.
b) All announce 50.
c) All announce 75.
d) All announce 100.
The equilibrium strategy in this guessing game is when all players announce 50. Therefore, the correct option is B.
In this scenario, an equilibrium strategy would be a situation where no player has an incentive to deviate from their current strategy if all other players keep their strategies the same. Let's analyze the options given:
a) All announce 1.
If all players announce 1, the mean would be 1, and the target value would be 1 + 1 = 2. Any player could guess a number slightly closer to 2 and win, so this is not an equilibrium.
b) All announce 50.
If all players announce 50, the mean would be 50, and the target value would be 50 + 1 = 51. In this case, no player has an incentive to deviate from their current strategy, as moving their guess further away from 51 would decrease their chances of winning. Therefore, this is an equilibrium strategy.
c) All announce 75.
If all players announce 75, the mean would be 75, and the target value would be 75 + 1 = 76. Any player could guess a number slightly closer to 76 and win, so this is not an equilibrium.
d) All announce 100.
If all players announce 100, the mean would be 100, and the target value would be 100 + 1 = 101, which is outside the allowed range of numbers. Any player could guess a number slightly closer to 100 and win, so this is not an equilibrium.
Hence, the equilibrium strategy would be Option B: when all players announce 50.
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how do you dilate a point on a graph?
Answer:
If the point that you are dilating is directly above the point of dilation and you are dilating by 3, you take the distance from the point of dilation and the point you are dilating and you multiply it by 3. That is where you put your new point.
Step-by-step explanation:
i found this on google
Does the value of the standard deviation depend on the value of the mean?A)No, because the center of a distribution and the spread are not related.B)Yes, because the mean must be known in order to calculate the standard deviation.C)Yes, because if the mean gets larger, the standard deviation will also get larger.
The correct option is A) No, because the center of a distribution and the spread are not related
How standard deviation depend on the value of the mean?The standard deviation is a measure of the spread or dispersion of a set of data. It is not directly related to the mean or average of the data.
The standard deviation is calculated based on the deviations of each data point from the mean, taking into account how many data points there are.
The mean does not affect the calculation of the standard deviation, as the formula for standard deviation is based solely on the data itself and not on any summary statistics like the mean.
The value of the standard deviation can remain the same even if the mean changes, and conversely, the mean can change without affecting the standard deviation.
Thus, option A) No, because the center of a distribution and the spread are not related is correct.
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Identify the variable expression that is not a polynomial.
O A. 3 - 2
O B. 13
O C. y + 23
O D. x3
Answer:
the correct answer is d. x^3
Alan has $115.78 in his savings account. He earns $15.00 cleaning out
the garage and puts $7.50 into savings. He withdrawals $35.90 to buy
a video game. He receives $20 from his grandfather and deposits $15
of it into his savings account. What is Alan's balance now?
Answer:
$137.33
Step-by-step explanation:
$115.78 + $15.00 = $130.78
$130.78 + $7.50 = $138.28
$138.28 - $35.90 = $102.33
$102.33 + $20.00 = $122.33
$122.33 + $15.00 = $137.33
Chow,...!
f(x) = x2. What is g(x)?
g(x)
f(x) = x2
(4,1)
O A. g(x) = 1x2
9(x) = (3)
O B. 9(x) =
O ) (1)
C. g(x) =
( D. (x) = 42
The value of g(x) = 1/16\(x^{2}\) = (1/4\(x^{2}\)). The correct option is (C).
Given,
In the question:
f(x) = \(x^{2}\)
To find the value of g(x)
To see the graph and analysis
Now, According to the question:
We know that:
g(x) = k f(x) = k\(x^{2}\)
In the graph, The value are given as:
Plug (4,1) into g(x):
1 = k. \(4^2\)
k = 1/16
=> g(x) = 1/16\(x^{2}\) = (1/4\(x^{2}\))
Hence, The value of g(x) = 1/16\(x^{2}\) = (1/4\(x^{2}\)). The correct option is (C).
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can someone explain the steps i need to do to complete this?
9514 1404 393
Answer:
∠PRS = 142°
Step-by-step explanation:
One can use the relationship between the exterior angle of a triangle and the remote interior angles. This lets you find x. Then evaluating the expression for angle PRS will give you the measure of the angle.
__
(3x -8)° = 90° +(x +2)° . . . . exterior = sum of remote interior
2x = 100 . . . . . . . . add 8-x
x = 50 . . . . . . divide by 2
Then angle PRS is ...
∠PRS = (3x -8)° = (3·50 -8)°
∠PRS = 142°
help it is 20 points i will follow and mark brainliest look aat the picture and help
Answer: 60/15=4
Step-by-step explanation:
Vector
A
is in the direction 39.0
∘
clockwise from the −y-axis. The x-component of
A
is A
x
=−18.0 m. What is the y-component of
A
? Express your answer with the appropriate units. Part B What is the magnitude of
A
? Express your answer with the appropriate units.
A vector is in the direction 39.0∘ clockwise from the −y-axis. The x-component of A is Ax = -18.0 m. What is the y-component of A? To determine the y-component of A, we will use the trigonometric ratio.
sinθ = opposite/hypotenuse where θ = 39.0°, hypotenuse = |A|, and opposite = Ay. Therefore, sinθ = opposite/hypotenuse Ay/|A| = sinθ ⟹ Ay = |A| sinθSince A is in the third quadrant, its y-component is negative.
Ay = - |A| sinθWe know the x-component and we know that it is negative, so the vector is in the third quadrant, and the y-component is negative.
Ax = -18.0 m, θ = 39.0°We know that the magnitude of A is:
A = √(Ax² + Ay²)Since Ax = -18.0 m, we can substitute it into the equation:
A = √((-18.0)² + Ay²)B) The magnitude of A is |A| = 19.4 m.
We can conclude that the y-component of A is -11.5 m, and the magnitude of A is 19.4 m.
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The y-component of vector A, given that the vector is pointing 39 degrees clockwise from the -y axis and has an x-component of -18 m, is approximately -14.67 m. The magnitude of this vector is about 23.03 m.
Explanation:Firstly, since the vector A is pointing 39 degrees clockwise from the -y axis, it means our angle with respect to the standard x-axis is 180-39 = 141 degrees. We use the trigonometric relation cos(α) = Ax/A or Ax = A cos(α) to isolate A in the equation (magnitude of A), we get that A = Ax/cos(α). Substituting given values, we get A approximately equal to 23.03 m.
Then, the y-component can be found using sine relation: Ay = A sin(α). Substituting A=23.03 m and α= 141 degrees gives us Ay approximately equal to -14.67 m. Therefore, the y-component of A is -14.67 m and the magnitude of A is approximately 23.03 m.
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Write the following expression in radical form:
Answer:
its A!
Step-by-step explanation:
After drinking, the body eliminates 37% of the alcohol present in the body per hour.
a) The amount of alcohol in grams in the body on an hourly basis is described by a discrete time dynamical system (DTDS) of the form xn+1=f(xn), where xn is the number of grams of alcohol in the body after n hours. Give the updating function f (as a function of the variable x).
b) Peter had three alcoholic drinks that brought the alcohol content in his body to 41 grams, and then he stopped drinking. Give the initial condition (in grams) for the DTDS in (a).
c) Find the solution of the DTDS in (a) with the initial condition given in (b). (Your answer will be a function of the variable n, which represents time in hours.)
The solution of the DTDS is xn = (0.63)^n * 41 grams, where n represents time in hours.
a) The updating function f(x) for the discrete time dynamical system (DTDS) can be derived from the given information that the body eliminates 37% of the alcohol present in the body per hour.
Since 37% of the alcohol is eliminated, the amount remaining after one hour can be calculated by subtracting 37% of the current amount from the current amount. This can be expressed as:
f(x) = x - 0.37x
Simplifying the equation:
f(x) = 0.63x
b) The initial condition for the DTDS is given as Peter having 41 grams of alcohol in his body after consuming three alcoholic drinks. Therefore, the initial condition is:
x0 = 41 grams
c) To find the solution of the DTDS with the given initial condition, we can use the updating function f(x) and iterate it over time.
For n hours, the solution is given by:
xn = f^n(x0)
Applying the updating function f(x) repeatedly for n times:
xn = f(f(f(...f(x0))))
In this case, since the function f(x) is f(x) = 0.63x, the solution can be written as:
xn = (0.63)^n * x0
Substituting the initial condition x0 = 41 grams, the solution becomes:
xn = (0.63)^n * 41 grams
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which is more , 1 gallon or 7 pints ,
a. 1 gallon
b. 7 pints
c. nethier ; they are equal
Answer:A
Step-by-step explanation: 1 Gallon is equal to 8 pints.
Answer:
A
Step-by-step explanation:
pint=1/8 of a gallon
therfor 7 pints = 7/8
7/8<1gal
plz help! how many zeros abs relative minimums does it have?
Answer:
The degree of f(x) is even, and the leading coefficient is negative. There are 3 real zeros, and 1 relative minimum values.
Step-by-step explanation:
We have the graph of f(x).
First, since both end behaviors are the same, our function must be an even-degree.
Second, since both end behaviors are going towards negative infinity, this means that the leading coefficient of our function must be negative.
The real zeros are whenever the graph touches or crosses the x-axis. We can see that this happens three times. I've circled them in blue in the image below.
Finally, relative minimum values are the lowest points in a graph, and then happen between a decreasing and then an increasing curve.
From, the graph, we only have one relative minimum value. This is circled in black in the image below.
Note that the arrows whether the curve is decreasing or increasing. We can see that the curve to the left of the minimum is decreasing, while the curve to the right of the minimum is increasing.
So, our solution is:
The degree of f(x) is even, and the leading coefficient is negative. There are 3 real zeros, and 1 relative minimum values.
And we're done!
if the original is 12 units and the scale factor is 1/4 what is the size of the scale drawing?
find the length of the arc intercepted by a central angle of 1.5 radians in a circle of radius 9 cm.
Answer:
13.5 cm
Step-by-step explanation:
The length of an arc depends on the radius of a circle and the central angle θ. We know that for the angle equal to 360 degrees (2π), and the arc length is equal to circumference. Hence, as the proportion between angle and arc length is constant, we can say that:
L/θ = C/2π (C = Circumference = 2πr)
L/θ = 2πr/2π,
L/θ = r,
L = r*θ = 9 cm * 1.5 = 13.5 cm
Determine the following for the transformed cosine function shown whose period is 1,080 degrees. Frequency: b in the equation: On a coordinate plane, a cosine curve is shown. The period of the cosine function is 1080 degrees.
Answer:
frequcy: 1/1080
b in the equation: 1/3
Which could be an equation for this function? -- y=cos(x/3)
Step-by-step explanation:
Cupcake Heaven bakery shop brought their famous cupcakes to the bazaar to raise
money for charity. It costs them $0.30 each to make the cupcakes. If they sell the
cupcakes for $1.50 each, what is their profit margin that will go to charity?
Answer:
1.20$
......................
Kslsslkdkdjfjhgjfjdjfhfhdhdgdg
Answer:
I believe it would be D. I hope this helps!
Answer:(:
Step-by-step explanation: 0.1
Solve the above que no. 55
Answer:
Let \(\left(1+\frac{1}{\tan^{2}A} \right)\cdot \left(1+\frac{1}{\cot^{2}A} \right)\), we proceed to prove the trigonometric expression by trigonometric identity:
1) \(\left(1+\frac{1}{\tan^{2}A} \right)\cdot \left(1+\frac{1}{\cot^{2}A} \right)\) Given
2) \(\left(1+\frac{\cos^{2}A}{\sin^{2}A} \right)\cdot \left(1+\frac{\sin^{2}A}{\cos^{2}A} \right)\) \(\tan A = \frac{1}{\cot A} = \frac{\sin A}{\cos A}\)
3) \(\left(\frac{\sin^{2}A+\cos^{2}A}{\sin^{2}A} \right)\cdot \left(\frac{\cos^{2}A+\sin^{2}A}{\cos^{2}A} \right)\)
4) \(\left(\frac{1}{\sin^{2}A} \right)\cdot \left(\frac{1}{\cos^{2}A} \right)\) \(\sin^{2}A+\cos^{2}A = 1\)
5) \(\frac{1}{\sin^{2}A\cdot \cos^{2}A}\)
6) \(\frac{1}{\sin^{2}A\cdot (1-\sin^{2}A)}\) \(\sin^{2}A+\cos^{2}A = 1\)
7) \(\frac{1}{\sin^{2}A-\sin^{4}A}\) Result
Step-by-step explanation:
Let \(\left(1+\frac{1}{\tan^{2}A} \right)\cdot \left(1+\frac{1}{\cot^{2}A} \right)\), we proceed to prove the trigonometric expression by trigonometric identity:
1) \(\left(1+\frac{1}{\tan^{2}A} \right)\cdot \left(1+\frac{1}{\cot^{2}A} \right)\) Given
2) \(\left(1+\frac{\cos^{2}A}{\sin^{2}A} \right)\cdot \left(1+\frac{\sin^{2}A}{\cos^{2}A} \right)\) \(\tan A = \frac{1}{\cot A} = \frac{\sin A}{\cos A}\)
3) \(\left(\frac{\sin^{2}A+\cos^{2}A}{\sin^{2}A} \right)\cdot \left(\frac{\cos^{2}A+\sin^{2}A}{\cos^{2}A} \right)\)
4) \(\left(\frac{1}{\sin^{2}A} \right)\cdot \left(\frac{1}{\cos^{2}A} \right)\) \(\sin^{2}A+\cos^{2}A = 1\)
5) \(\frac{1}{\sin^{2}A\cdot \cos^{2}A}\)
6) \(\frac{1}{\sin^{2}A\cdot (1-\sin^{2}A)}\) \(\sin^{2}A+\cos^{2}A = 1\)
7) \(\frac{1}{\sin^{2}A-\sin^{4}A}\) Result
Image below, wont let me copy
Answer:
A (equals -320.0064 just like in the question)
Marlee has $100 and is going to buy tickets to a Fleet Foxes concert in Atlanta. She found two different websites selling tickets, Fony Front Seats and Best Tickets. If she buys a $20 ticket from Fony, there is a 60% chance the ticket is fake, but she won't know until she gets to the concert. If she buys a $60 ticket from Best Tickets, the ticket is certainly real. The placement of seats for the tickets are identical. It costs $10 in gas to get to the concert. Marlee's utility function is given by u(x)= x+k
, where k equals 100 if Marlee gets to go to the concert, 0 otherwise. (a) Does Marlee buy her ticket from Fony Front Seats or Best Tickets? Why?
The expected utility of Marlee with the ticket from Fony is 28.
The utility function of Marlee is given by u(x) = x+k. Here, k equals 100 if Marlee gets to go to the concert and equals 0 otherwise.
Marlee has $100 to buy tickets to the Fleet Foxes concert in Atlanta. She found two different websites selling tickets, Fony Front Seats and Best Tickets. If she buys a $20 ticket from Fony, there is a 60% chance that the ticket is fake, but she won't know until she gets to the concert.
If she buys a $60 ticket from Best Tickets, the ticket is certainly real. The seat placements for both tickets are identical and it costs $10 in gas to get to the concert.
Marlee's utility function is given as u(x) = x+k, where k equals 100 if Marlee gets to go to the concert and equals 0 otherwise. Her goal is to maximize her utility function.
Marlee is facing a trade-off between the cost of the ticket and the probability of getting a real ticket.
If she buys a $20 ticket from Fony, there is a 60% chance that the ticket is fake, but she won't know until she gets to the concert. Thus, there is a 40% chance that the ticket is real.
So, the expected utility of Marlee with the ticket from Fony is given by,
0.6u(0)+0.4u(100-20-10)=0.6(0)+(0.4)(70)=28
Therefore, the expected utility of Marlee with the ticket from Fony is 28. This indicates that Marlee will not be able to go to the concert if she buys the ticket from Fony Front Seats.
If she buys a $60 ticket from Best Tickets, the ticket is certainly real. Therefore, the expected utility of Marlee with the ticket from Best Tickets is,
u(100-60-10)=u(30)=30+100=130
Therefore, the expected utility of Marlee with the ticket from Best Tickets is 130.
This indicates that Marlee should buy the ticket from Best Tickets to get the maximum utility.
Therefore, Marlee should buy her ticket from Best Tickets because she will receive the maximum utility if she buys the ticket from Best Tickets.
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Which set of numbers are closed under addition?
The set of integers is closed under the operation of addition because the sum of any two integers is always another integer and is therefore in the set of integers.
What are integers ?
An integer is a whole number (not a fractional number) that can be positive, negative, or zero. Examples of integers are: -5, 1, 5, 8, 97, and 3,043. Examples of numbers that are not integers are: -1.43, 1 3/4, 3.14, .
According to the Property of Closure, A set has the closure property under a particular operation if the result of the operation is always an element in the set. If a set has the closure property under a particular operation, then we say that the set is “closed under the operation.”
Hence , the set of integers is closed under the operation of addition because the sum of any two integers is always another integer and is therefore in the set of integers.
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graphing lines and killing zombies
Graph the equations on a graph and pick which zombie the arrow points to. then write down each one starting from 1 to 12.
The order of points is:
1. -33 5. -55 9. 2.4
2. -23 6. -2.6 10. 7.6
3. -11.5 7. -2.5 11. 9.3
4. -10 8. 2.33 12. 10.6
Given,
The equations:
1. y = (-2/3) × -16 = 10.66
2. y = (1/2) × -23 = -11.5
3. y = (3/2) × -22 = -33
4. y = (4/3) × -2 = -2.66
5. y = (1/3) × 23 = 7.66
6. y = (1/2) × -5 = -2.5
7. y = (-1/4) × 22 = -5.5
8. y = 1 × -23 = -23
9. y = (4/3) × 7 = 9.33
10. y = (1/3) × 7 = 2.33
11. y = -1 × 10 = -10
12. y = (-2/5) × -6 = 2.4
We have to order this from 1 to 12. That is ascending order:
Here is the equations:
1. y = (3/2) × -22 = -33
2. y = 1 × -23 = -23
3. y = (1/2) × -23 = -11.5
4. y = -1 × 10 = -10
5. y = (-1/4) × 22 = -5.5
6. y = (4/3) × -2 = -2.66
7. y = (1/2) × -5 = -2.5
8. y = (1/3) × 7 = 2.33
9. y = (-2/5) × -6 = 2.4
10. y = (1/3) × 23 = 7.66
11. y = (4/3) × 7 = 9.33
12. y = (-2/3) × -16 = 10.66
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Circle O has a center of (-1,5) and passes through the point (2,9) write the equation in center radius form and standard form
Firstly, calculate the radius r of the circle using distance between two points
\(\begin{gathered} r\text{ = }\sqrt[]{(2-(-1))2+(9-5)^2} \\ r=\text{ }\sqrt[]{(2+1)^2+(4)^2} \\ r=\sqrt[]{3^2+4^2} \\ r=\sqrt[]{9+16} \\ r=\sqrt[]{25} \\ r=\text{ 5} \end{gathered}\)Then use the radius r=5 and the center (-1 , 5) to find the equation of the circle
\(\begin{gathered} r^2=(x-h)^2+(y-k)^2 \\ 5^2=(x-(-1))^2+(y-5)^2 \\ 5^2=(x+1)^2+(y-5)^2 \end{gathered}\)The center radius form is
\(5^2=(x+1)^2+(y-5)^2\)The standard form is
\(\text{ 25}^{}=(x+1)^2+(y-5)^2\)Ten percent of customers who walk into a golf store purchase a golf club and 30% of customers purchase golf balls. Six percent of customers purchase both clubs and balls. The percentage of customers who do not purchase clubs or balls is______. A) 0.24 B) 0.34 C) 0.41 D) 0.66
The percentage of customers who do not purchase clubs or balls is 0.66 or 66%.
Ten percent of customers who walk into a golf store purchase a golf club and 30% of customers purchase golf balls. Six percent of customers purchase both clubs and balls. The percentage of customers who do not purchase clubs or balls is 0.66.
Given that, The percentage of customers who purchase golf clubs = 10%The percentage of customers who purchase golf balls = 30%The percentage of customers who purchase both clubs and balls = 6%To find out the percentage of customers who do not purchase clubs or balls, we have to subtract the percentage of customers who purchase either clubs or balls or both from 100%.
Percentage of customers who purchase either clubs or balls or both = 10% + 30% - 6% = 34% Percentage of customers who do not purchase clubs or balls = 100% - 34% = 66%.
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What is the quotient of 5/6 Divided by 3/4
A.5/8
B.9/10
C.1 1/9
D.1 7/12
Answer:
C
Step-by-step explanation:
Which statements are true ?
Answer:
The true statements
Step-by-step explanation:
lol
Please help! F(-2)=2x^3+3x+1
Answer:
-21
Step-by-step explanation:
Plug in -2 for x:
2(-2)^3 + 3(-2) + 1
2(-8) + 3(-2) + 1
-16 + -6 + 1
-16 - 6 + 1
-16 - 5
-21
A theater wants to take in 2000 dollars for a certain matinee. Children's tickets cost 5 dollars each and adult tickets cost 10 dollars each. If the theater has a maximum of 350 seats, write a system of equations that can be solved to determine the number of both children and adult tickets the theater can sell.
Answer:
We have the following system of equations:
\(\left \{ {5x + 10 y = 2.000 (1)} \atop {x + y = 350 (2)} \right.\)
(2) = x = 350-y . Replace x in equation (1 )
=> 5(350-y)+10y=2000 => y = 241
Replace y=241 in equation (2 ) => x = 350-241 = 109
the number of both children and adult tickets the theater can sell.
Children tickets : 109
Adult tickets : 241
Step-by-step explanation: