Answer:
72
9 times 8 is 72
pls mark me as brainliest thanks
I Need Help With This Question
Answer:
Step-by-step explanation:
Dont do it. Just take the detention
jeffys law whats 2+2
Answer:
b
Step-by-step explanation:
the happy valley kennel has 4 chickens, 2 dogs, and 5 cats. (some people in happy valley like to keep chicke~ as pets!) in how many ways can the 11 animals be placed in a row of 11 cages, such that all of the arumals of each type are in adjacent cages?
There are 34560 ways can the 11 animals be placed in a row of 11 cages, such that all of the animals of each type are in adjacent cages.
Probability can be defined as the ratio of the number of favorable outcomes to the total number of outcomes of an event.
Probability(Event) = Favorable Outcomes/Total Outcomes = x/n
As per the question, the happy valley kennel has 4 chickens, 2 dogs, and 5 cats.
Now calculate the number of ways in which the animals are placed in a row in the adjacent cages is:
=4!*2!*5!*3!=4*3*2*1*2*15*4*3*2*1*3*2*1=34560 ways
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Find the arc length of XY. Round to the nearest hundredth.
Answer:
12.22
Step-by-step explanation:
Use arc length formula in degrees
(70/360) x 2 x pi x 10
Three sisters purchased a dress of equal value. One of the sisters purchases a purse for $26.00. If the grand total was $249.50, how much did each dress cost?
I need an answer by today please! :)
Answer:
cost of dress is
Step-by-step explanation:
way to much they should have gone to goodwill they could get a dress for like 5 bucks
please help lol, im a baka-_-
Answer:
4
Step-by-step explanation:
3(x+6) = 30
(x+6) = 30/3
x = 10 - 6
x = 4
Answer:
Baka T_T
3x+18=30
3x=12
x=4
Step-by-step explanation:
determine if the numerical value describes a parameter or a statistic. a recent poll of 2707 home owners in michigan showed that the average price of their houses is $265,000
The numerical value is a statistic.
What is a statistic?A parameter is a value that is used to describe a whole population. A statistic is a number that describes a sample.
There would be more than 2707 homeowners in Michigan. Thus, only a sample of all homeowners was used. Since a sample was used the numerical value is a statistic.
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A car accelerates uniformly from 36 km/h to 72 km/h in 2 seconds. Calculate :a.The acceleration of the car b.The distance covered by the car in that time.
Answer:
(a) The acceleration of the car is 5 m/s²
(b) The distance covered by the car in that time is 30 m
Step-by-step explanation:
Given;
initial velocity of the car, u = 36 km/h = 10 m/s
final velocity of the car, v = 72 km/h = 20 m/s
time for the motion, t = 2 seconds
(a) .The acceleration of the car;
v = u + at
\(a = \frac{v-u}{t} \\\\a = \frac{20-10}{2}\\\\a = 5 \ m/s^2\)
(b) The distance covered by the car in that time
\(s = (\frac{v+u}{2} )t\\\\s = (\frac{20+10}{2} )*2\\\\s = 30 \ m\)
A company finds that the marginal profit, in dollars per foot, from drilling a well that is x feet deep is given by P'(x) = 2x. Find the profit when a well 250 ft deep is drilled. Set up the integral for the total profit for a well that is 250 feet deep. P(250) = S dx 0 X
The profit when a well 250 ft deep is drilled is given by the integral of P'(x) = 2x from 0 to 250.
In more detail, the marginal profit is represented by the derivative of the profit function, P'(x). In this case, P'(x) = 2x, meaning that for every foot drilled, the profit increases by 2 times the depth. To find the total profit, we integrate P'(x) with respect to x from the starting depth (0) to the depth of the well (250):
P(250) = ∫(0 to 250) 2x dx
This represents the accumulation of the marginal profit over the range of depths drilled. Evaluating the integral will provide the total profit obtained from drilling a well 250 ft deep.
To compute the integral, we can use the power rule for integration, which states that ∫x^n dx = (x^(n+1))/(n+1). In this case, n = 1, so we have:
P(250) = [(2x^2)/2] evaluated from 0 to 250
= (2 * 250^2) / 2 - (2 * 0^2) / 2
= 125,000 - 0
= 125,000 dollars.
Therefore, the profit obtained from drilling a well 250 ft deep is $125,000.
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the average retail price of gasoline (all types) for the first half of 2005 was 212.2 cents. what would the standard deviation have to be in order for a 22% probability that a gallon of gas costs less than $1.80? round z-value calculations to two decimal places and final answer to the nearest cent.
In order for a 22% probability that a gallon of gas costs less than 1.80, the standard deviation have to be 39.21 cents.
Given data,
The average retail price of gasoline (all types) for the first half of 2005 was 212.2 cents.
What would the standard deviation have to be in order for a 22% probability that a gallon of gas costs less than 1.80?Round z-value calculations to two decimal places and final answer to the nearest cent.
Method First, we have to calculate the z-value of 1.80.
Mean = 212.2 cents Standard deviation = ?
Value = 180 cents
Z = (x - μ) / σ
where, x = 180
μ = 212.2
σ = standard deviation of price distribution
Z = (180 - 212.2) / σ0.22 = P(z < (180 - 212.2) / σ)From standard normal distribution table (attached),
P(z < 0.84) = 0.7995.0.22 = 0.7995(180 - 212.2) / σσ = (180 - 212.2) / (0.22 × 0.7995)σ = 39.21 cents
Hence, the standard deviation have to be 39.21 cents in order for a 22% probability that a gallon of gas costs less than 1.80.
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Which of the following is true about a "cumulative ACK witha sequence number M in the Go-Back-N protocol) A When received by the sender, it retransmits all da packets in the window up to sequence number M When received by the sender, it slides its window by b When sent by the receiver, all packets up to sequer number M were correctly received and delivered D. Both (B) and (C) B. C. 11. The function that is not a cause of extra overhead of routers used to forward IPv4 datagrams is: A. The datagram header checksum B. The datagram fragmentation C. The datagram options D. The datagram reassembly 12. In the Selective-Repeat protocol, if the timer expires, A. All packets in the window are retransmitted and t is restarted B The packet, for which the timer has exp retransmitted immediately and its timeout in Part 1: (20 points, I point each) Choose the best answer for each of the following multiple-choice questions 1. Which of the following Internet transport-layer services provide error checking" A. TCP B. UDP C Neither TCP nor UDP D. Both TCP and UDP 2. The type of delay that is not caused by the store-and-forward strategy used by the switching devices is: A. The processing delay B. The queuing delay C. The transmission delay D. The propagation delay 3. In a statistical multiplexed system, if the average queuing delay is very close to zero, then: A. The system is very well-engineered B. The traffic intensity is greater than 50% C. The system resources are inefficiently utilized D. None of the above
TCP provides error checking to ensure reliable data delivery, making option A the correct answer. Only the propagation delay is not caused by the store-and-forward strategy employed by switching devices.
TCP (Transmission Control Protocol) provides error checking as part of its services. It ensures reliable data delivery by using acknowledgments and sequence numbers to detect and recover from packet loss, errors, or out-of-order delivery. When a TCP receiver receives data, it sends an acknowledgment (ACK) back to the sender to confirm the successful reception of packets. If the sender does not receive an ACK for a particular packet within a specified timeout period, it assumes the packet was lost or damaged and retransmits it.
TCP provides error checking to ensure reliable data delivery, making option A the correct answer.
The propagation delay is the time it takes for a signal to travel from the source to the destination. It is determined by the physical distance between the devices and the speed of signal propagation in the transmission medium. The propagation delay is an inherent characteristic of the medium and cannot be eliminated by switching devices or other strategies.
The other three options—processing delay, queuing delay, and transmission delay—are all caused by the store-and-forward strategy used by switching devices. Processing delay refers to the time taken to examine and process the packet headers. Queuing delay occurs when packets have to wait in a queue before being transmitted. Transmission delay is the time it takes to push the bits onto the transmission medium.
Among the given options, only the propagation delay is not caused by the store-and-forward strategy employed by switching devices.
3. The correct answer is A. The system is very well-engineered.
In a statistical multiplexing system, the queuing delay is the delay experienced by packets waiting in a queue before being transmitted. If the average queuing delay is very close to zero, it indicates that the system is well-engineered and efficiently managing its resources. A well-designed system can minimize or eliminate queuing delays by appropriately allocating resources and ensuring efficient scheduling algorithms.
Traffic intensity, which represents the ratio of the average traffic load to the transmission capacity, does not directly determine the queuing delay. It is possible to have low queuing delays even with high traffic intensity if the system is well-designed.
When the average queuing delay is close to zero, it suggests that the system is well-engineered and efficiently utilizing its resources, as stated in option A.
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Work upload.
27
(a) There are 32 students in a class.
All the students are either left-handed or right-handed.
The ratio of the number of left-handed students to the number of right-handed
students is 1 : 7
Work out the number of right-handed students.
(b) Sajid makes a scale model of a lorry.
He uses a scale of 1 : 32
The length of Sajid's model lorry is 45 cm.
Chitra makes a scale model of the same lorry.
She uses a scale of 1 : 72
students is 1:7
Work out the length of Chitra's model lorry.
(2+3)
(5 Points)
Answer:
(b) Sajid makes a scale model of a lorry.
(b) Sajid makes a scale model of a lorry.He uses a scale of 1 : 32
(b) Sajid makes a scale model of a lorry.He uses a scale of 1 : 32The length of Sajid's model lorry is 45 cm.
(b) Sajid makes a scale model of a lorry.He uses a scale of 1 : 32The length of Sajid's model lorry is 45 cm.Chitra makes a scale model of the same lorry.
(b) Sajid makes a scale model of a lorry.He uses a scale of 1 : 32The length of Sajid's model lorry is 45 cm.Chitra makes a scale model of the same lorry.She uses a scale of 1 : 72
(b) Sajid makes a scale model of a lorry.He uses a scale of 1 : 32The length of Sajid's model lorry is 45 cm.Chitra makes a scale model of the same lorry.She uses a scale of 1 : 72students is 1:7
(b) Sajid makes a scale model of a lorry.He uses a scale of 1 : 32The length of Sajid's model lorry is 45 cm.Chitra makes a scale model of the same lorry.She uses a scale of 1 : 72students is 1:7Work out the length of Chitra's model lorry.
(b) Sajid makes a scale model of a lorry.He uses a scale of 1 : 32The length of Sajid's model lorry is 45 cm.Chitra makes a scale model of the same lorry.She uses a scale of 1 : 72students is 1:7Work out the length of Chitra's model lorry.(2+3)
(b) Sajid makes a scale model of a lorry.He uses a scale of 1 : 32The length of Sajid's model lorry is 45 cm.Chitra makes a scale model of the same lorry.She uses a scale of 1 : 72students is 1:7Work out the length of Chitra's model lorry.(2+3)(5 Points)
Find f/(x). (a) f(x) = xsinx (b) f(x) = sech-1x²
The derivative of f(x) = sech^(-1)(x^2) is f'(x) = 2x/sqrt(1 - x^4).
a) To find f'(x) for f(x) = x*sin(x), we can use the product rule and the derivative of the sine function.
Using the product rule, we have:
f'(x) = (xsin(x))' = xsin'(x) + sin(x)*x'
The derivative of sin(x) is cos(x), and the derivative of x with respect to x is 1. Therefore:
f'(x) = x*cos(x) + sin(x)
So, the derivative of f(x) = xsin(x) is f'(x) = xcos(x) + sin(x).
(b) To find f'(x) for f(x) = sech^(-1)(x^2), we can use the chain rule and the derivative of the inverse hyperbolic secant function.
Let u = x^2. Then, f(x) can be rewritten as f(u) = sech^(-1)(u).
Using the chain rule, we have:
f'(x) = f'(u) * u'
The derivative of sech^(-1)(u) can be found using the derivative of the inverse hyperbolic secant function:
(sech^(-1)(u))' = 1/sqrt(1 - u^2)
Since u = x^2, we have:
f'(x) = 1/sqrt(1 - (x^2)^2) * (x^2)'
Simplifying:
f'(x) = 1/sqrt(1 - x^4) * 2x
So, the derivative of f(x) = sech^(-1)(x^2) is f'(x) = 2x/sqrt(1 - x^4).
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At a certain company, the monthly salary of project managers can be modeled by the function f(x) = x4 – 10x 2 + 10,000, where x is the number of years of employment. After how many years would a project manager be eligible for a $20,000 monthly salary? after working for exactly 10 years after working for at least 10 1/4 years after working for exactly 12 years after working for at least 12 1/4 years
Answer:
after working for at least 10 1/4 years
Step-by-step explanation:
After working for at least 10 1/4 years a project manager would be eligible for a $20,000 monthly salary.
What is the formula to solve quadratic equation?A quadratic equation, \(ax^{2} +bx+c=0\) is solved by
\(x=\frac{-b \pm \sqrt{b^2-4ac} }{2}\)
Given function \(f(x)=x^4-10x^2+10000\)
Function that has monthly salary $20,000 will be \(x^4-10x^2+10000=20000\)
\(x^4-10x^2+10000-20000=0\)
\(x^4-10x^2-10000=0\)
Now using the formula \(x=\frac{-b \pm \sqrt{b^2-4ac} }{2}\)
\(x^2=\frac{10 \pm \sqrt{10^2+40000} }{2}\)
\(x^2=\frac{10 \pm \sqrt{40100} }{2}\)
\(x^2=\frac{10 \pm 200.2}{2}\)
\(x^2=5 \pm 100.1\)
\(x^2=105.1\)
\(x=\sqrt{105.1}\)
\(x=10.25\)
Hence, after working for at least 10 1/4 years a project manager would be eligible for a $20,000 monthly salary.
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Please, nobody answered it!!! :C
Answer:
C. 59
Step-by-step explanation:
Hello There!
Remember the angles in a triangle add up to equal 180
So if we want to find a missing angle we subtract the given angles ( in this case 65 and 56) from 180
So missing angle = 180 - 65 - 56
180 - 65 = 115
115 - 56 = 59
So we can conclude that the missing angle has a measure of 59 degrees
Answer:
C: 59
Step-by-step explanation: His explanation is correct, I did it myself.
Two values of x that would make this inequality true.
Answer:-12&-8
Step-by-step explanation:
since 3x is negative the -12 and -8 become positive to combine with 5 to either become 41 or 37
marrisa bought 3 packages of balloons and 4 packages of party favors for a total of 14.63. Ray bought 2 packs of balloons and 4 packs of party favors for a total of 16.03. find the price of a pack of balloons and the price of a pack of party favors
The price of a pack of balloons is 4. 39
The price of a pack of party favors is 0. 36
How to determine the valuesWe have that;
Let the cost of balloons be x
Let the cost of party favors by y
From the information given, we have that;
3x + 4y = 14. 63 (1)
2x + 4y = 16. 03 (2)
Now, let's make 'x' the subject from equation (1)
x = 14. 63 - 4y/ 3 (3)
Substitute in equation (2)
3( 14. 63 - 4y/ 3) = 16. 03
expand the bracket
43. 69 - 12y /3 = 16. 03
cross multiply
43. 69 - 12y = 48. 09
collect like terms
- 12y = - 4. 4
make 'y' the subject
y = 0. 36
substitute in equation (3)
x = 14. 63 - 4(0. 36)/ 3
x = 13. 1/ 3
x = 4. 39
Hence, the prices are 4. 39 and 0. 36 respectively.
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KT is tangent to circle L and the central angle mZTLK = 55°. What is mZLKT? K T L
The measure of m<LKT from the figure is 35 degrees
Tangential line to a circleLine tangential to a circle is at 90 degrees to the circle.
Given the following parameter
m<TLK = 55 degrees
According to the theorem above:
m<TLK + m<LKT = 90
m<LKT = 90- m<TLK
m<LKT = 90 -55
m<LKT = 35 degrees
Hence the measure of m<LKT from the figure is 35 degrees
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A bird (B) is spotted flying 900 feet from an observer. The observer (O) also spots the top of a tower (T) at a height of 200 feet. What is the angle of depression from the bird (B) to the observer (O)?
Right triangle OTB is shown. Side OT is labeled 200 and side BO is labeled 900. The angle B is labeled x degrees.
12.52°
12.84°
77.16°
83.69°
Answer:
X = 12.84°
Step-by-step explanation:
Here, we want to find the measure of the angle labeled x
To do this, we use the appropriate trigonometric identity
From the diagram, we have it that the side 200 which the angle x faces is the opposite, the other side of 900 is the hypotenuse which is the longest side and the side that faces the right angle
The trigonometric identity that relates opposite to the hypotenuse is the sine
Thus;
sin x = 200/900
sin x = 2/9
sin x = 0.222
x = arc•sin (0.222)
x = 12.84 degrees
Answer:
it is 12.84 =)
Need help ASAP pleaseeeeee
Answer:
If she downloaded 40 songs she would pay $36 per month.
If she downloaded s songs she would pay 0.75(s)+6 per month.
Step-by-step explanation:
Which of the following functions is graphed below? Please i need help!!!
Answer: A
Step-by-step explanation:
If you look only at the ranges provided for x A is the only one that fits the graph. The domain of the first function (\(x^3-3\)) is everything equal to or less than 2. The equal to is represented by the closed circle at point (2,5) which represents that this value is included for that function. The other function continues on with values greater than 2, but does not include the x value 2 as it has an open circle at point (2,10).
The function f(x) = x^2 is graphed above. Which of the graphs below represents the function g(x) = (x + 1)^2?
We are given the following parent function f(x)
\(f(x)=x^2\)The transformed function g(x) is
\(g(x)=(x+1)^2\)Notice that the change is done in the horizontal direction.
Recall that the transformation rule for the horizontal translation to the left is given by
\(f(x)\rightarrow f(x+c)\)Where c is the number of units by which the graph is shifted to the left.
So, we should expect that the graph is horizontally shifted to the left by 1 unit.
Therefore, the above is graph represents the transformed function g(x) which is horizontally shifted to the left by 1 unit.
Help ASAP Please TY
Answer: 12, 18, 24
Step-by-step explanation:
Find the unit rate.
$5.40 for 24 cans
$ a
_______
1 can
Answer:
Its $0.27 per unit. :)
Answer:
2.40 and superstarjames
What is the domain and range of the function? Use a complete sentence to explain how you know.
The domain and the range of the graphed function is the all set of real values
How to determine the domain and the range?The given parameter is the graph represented on the figure
From the figure, we can see that the graph is a straight line
Graphs represented by straight lines are linear functions
This in other words mean that
From the graph, we can see that the graph is a linear graph
By definition, linear graphs are functions that have a domain and a range of all set of real values
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One of the main criticisms of differential opportunity theory is that
a. it is class-oriented
b. it only identifies three types of gangs
c. it overlooks the fact that most delinquents become law-abiding adults
d. it ignores differential parental aspirations
The main criticism of differential opportunity theory is that it overlooks the fact that most delinquents become law-abiding adults (option c).
Differential opportunity theory, developed by Richard Cloward and Lloyd Ohlin, focuses on how individuals in disadvantaged communities may turn to criminal activities as a result of limited legitimate opportunities for success.
However, critics argue that the theory fails to account for the fact that many individuals who engage in delinquency during their youth go on to become law-abiding adults.
This criticism highlights the idea that delinquent behavior is not necessarily a lifelong pattern and that individuals can change their behavior and adopt prosocial lifestyles as they mature.
While differential opportunity theory provides insights into the relationship between limited opportunities and delinquency, it does not fully address the complexities of individual development and the potential for desistance from criminal behavior.
Critics suggest that factors such as personal growth, social support, rehabilitation programs, and the influence of life events play a significant role in individuals transitioning from delinquency to law-abiding adulthood.
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A taxi driver charges a $2 fee plus an additional $4 per mile as shown by the graph.
What is the cost of a 3-mile ride?
$1
$10
$12
$14
Answer:
The answer is 14
Step-by-step explanation:
The taxi driver charges $4 per mile so you multiply that by 3 miles because that is what your trying to find. So you get 12 and from their you have to add the $2 fee thus leading to an answer of 14.
Find the slope of the line through the two points (6,-12) (15,-3)
Answer:
The slope is 1 or 9/9 mark me brainliest
Step-by-step explanation:
-3 - -12 is 9 and 15 - 6 is 9. That is 1 or 9/9 pls mark brainliest
eight more than the quotient of a number and four
Answer:
hi
Step-by-step explanation:
The researcher opts to use probability sampling in a research study. What is considered to be the primary characteristic of a probability sample
The primary characteristic of a probability sample is that each element or unit in the population has a known and nonzero chance of being selected for inclusion in the sample.
In other words, every member of the population has a measurable probability of being chosen as part of the sample, and the selection is based on a random process. This characteristic ensures that the sample is representative of the population and allows for statistical inference and generalization of the findings from the sample to the larger population.
what is the mean of non zero?
The term "non-zero" refers to values that are not equal to zero. To find the mean of non-zero values, you need a set of data that contains both zero and non-zero values. From this set of data, you would exclude the zero values and calculate the mean using only the non-zero values.
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