Answers
Answer:
5(3) + 6(2)
= 15 + 12
= 27
Step-by-step explanation:
Answer:
27
Step-by-step explanation:
5 x 3 = 15
6 x 2 = 12
15 + 12 = 27
Related Questions
which number appears most in the first 6 billion decimal places of pi?
a. 2
b. 1
c. 0
d. 5
Answers
The digit that appears the most in the first 6 billion decimal places of pi is C. 0.
Pi is a mathematical constant that is approximately equal to 3.14159. It is an irrational number, meaning that its decimal representation goes on infinitely without repeating. As a result, it is impossible to determine the exact value of pi, but its value can be approximated using various methods, including the use of computer algorithms. One such algorithm involves calculating pi to billions or trillions of decimal places. The resulting sequence of digits can then be analyzed to determine which digit appears the most frequently. In the case of the first 6 billion decimal places of pi, the digit 0 appears the most frequently.
According to one study, the frequency of each digit in the first 6 billion decimal places of pi is as follows: 0: 599,963,005 1: 600,033,072 2: 599,968,761 3: 600,098,056 4: 599,916,636 5: 599,993,197 6: 600,019,293 7: 600,007,804 8: 599,946,928 9: 599,956,248 As can be seen from these figures, the digit 0 appears more frequently than any other digit in the first 6 billion decimal places of pi. Therefore the correct option is C
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Someone Plss Help!!!! The dot plots compare the number of raffle tickets sold by students for a school fundraiser.
Answers
Answer:
That's just the way of the world
Somewhere in the world, they think they're working for themselves
They get up everyday to go to work for someone else
And somebody works for them and, so, they think they got it made
But they're all just working to get paid the very same
And so, they keep on twiddlin' them thumbs.
correct answer gets brainliest
Answers
Answer:
not completely sure but I think its B
Answer:
p(m + n)
expand the brackets
= pm + n
Step-by-step explanation:
The price p in dollars and the quantity x sold of a certain product obey the demand equation -1/5x+100 (0≤ x ≤ 500)
a) Express the revenue R as a function of x. (remember, R= p.x)
b) What is the revenue if 200 units are sold?
c) What quantity x that maximizes the revenue?
e) What price should the company charge to maximize revenue?
Answers
Answer:
See belowStep-by-step explanation:
We have:
p = -1/5x + 100 = -0.2x + 100a) The revenue is:
R = px R = x( -0.2x + 100)R= -0.2x² + 100xb) x = 200, find R:
R = -0.2(200²) + 100(200) = 12000c) This is a quadratic function and the maximum value is obtained at vertex.
x = -100/(-0.2*2) = 250 is the required quantityd) The max revenue is obtained when -0.2x + 100 at max:
The maximum possible is p = 100 when x = 0How do you find the area of a circle??
Answers
Answer:
pi r^2
Step-by-step explanation:
Take the radius and square it (multiply it by itself) and then multiply by pi (3.14)
Answer:
A = πr²
Step-by-step explanation:
The area of a circle is equal to A = πr²
π = 3.14159 ...
-> it is a value that goes on forever, most calculators will have a button for this, it is called "Pi" or "π"
r = the radius
-> this is the distance of half the width of the circle. You can see the parts of a circle attached
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather
(Q2) The set of line segments _____ meet the requirements to form a triangle.8 cm4 cm3 cm
Answers
To form a triangle, the set of line segments must satisfy the triangle inequality theorem, which states that the sum of the lengths of any two sides of a triangle must be greater than the length of the third side. Therefore, we need to check if the given line segments 8 cm, 4 cm, and 3 cm meet this requirement.
We can start by checking if the sum of the two smaller sides (3 cm and 4 cm) is greater than the largest side (8 cm). 3 cm + 4 cm = 7 cm, which is less than 8 cm. Therefore, these three line segments cannot form a triangle.
In general, for a set of line segments to form a triangle, the largest side must be smaller than the sum of the other two sides. In this case, the line segment of 8 cm is too long compared to the other two sides, which makes it impossible to form a triangle.
In conclusion, there are no line segments that meet the requirements to form a triangle with lengths of 8 cm, 4 cm, and 3 cm.
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If UV = 2x, VW = x + 4, and UW = 10, what is UV?
Answers
ANSWER:
4
STEP-BY-STEP EXPLANATION:
From a graph we can establish the following equation:
\(\begin{gathered} UV+VW=UW \\ \\ \text{ We replacing} \\ \\ 2x+x+4=10 \end{gathered}\)We solve for x:
\(\begin{gathered} 3x+4=10 \\ \\ 3x=10-4 \\ \\ x=\frac{6}{3} \\ \\ x=2 \\ \\ \text{ Now, for UV} \\ \\ UV=2\cdot2 \\ \\ UV=4 \end{gathered}\)The value of UV is equal to 4
Find the vertex of f(x)= x^2+ 6x + 36
Pls help soon
Answers
Answer:
vertex(-3,27)
Step-by-step explanation:
f(x)= x^2+ 6x + 36 ( a=1,b=6,c=36)
V(h,k)
h=-b/2a=-6/2=-3
k=f(-3)=3²+6(-3)+36
f(-3)=9-18+36=27
vertex(-3,27)
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
Answers
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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If f(x) = 2x - 3, find f(-2).
Answers
Answer:
0.5
Step-by-step explanation:
-2 = 2x - 3
1 = 2x
0.5 = x
Answer:
f(x) = -7
Step-by-step explanation:
f(x) = 2x - 3 turs into
f(x) = 2 x -2 - 3
f(x) = -4 - 3
f(x) = -7
can someone help me with these three questions pls
Answers
Answer:
Step-by-step explanation:
#1. right 5 units
#2. down 2 units
#3. The translation rule is (5, -2)
please 20 POINTS!!!!!!!!!!!!!!!!!
A is located at (-4,0) on the coordinate plane and C is located at (2, 10). Angle CBD measures 100 degrees. Which of the following could be the coordinates of E and G so that angle HFE also measures 100 degrees?
Answers
Answer: e(-2,-2) and G(4,6)
Step-by-step explanation:
Solve the two following simultaneous equations and find the possible values of x and y. \(x^2 +y^2-2xy = 64\)
\(x^2 - y^2 = 40\)
Answers
Step-by-step explanation:
If u assume x=y=1, then x+y=2 and x^2+y^2=2
And now, xy=1.
Therefore x=y=1.
Let me know, if anyone come with other answers too.
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Step-by-step explanation:
(*) x^2 + y^2 - 2xy = 64
<=> (x - y)^2 = 64
<=> x - y = 8 or x - y = -8
(**) x^2 - y^2 = 40
<=> (x - y)(x + y) = 40
Case 1: x - y = 8
(**) <=> 8(x + y) = 40
<=> x + y = 5
we have: x+y = 5 and x-y = 8
--> x = (5+8)/2 = 6.5
--> y = x - 8 = 6.5 - 8 = -1.5
so (x,y) = (6.5 , -1.5)
Case 2: x - y = -8
(**) <=> -8(x + y) = 40
<=> x + y = -5
we have: x + y = -5 and x - y = -8
--> x = [ (-5) + (-8) ]/2 = -6.5
--> y = -5 - x = -5 + 6.5 = 1.5
so (x,y) = (-6.5 , 1.5)
Answer: (x,y) = (6.5 , -1.5) and (-6.5 , 1.5)
In a homicide case 6 different witnesses picked the same man from a line up. The line up contained 5 men. If the identifications were made by random guesses, find the probability that all 6 witnesses would pick the same person.
Answers
Answer: 1/5^6 = 1/15625
Step-by-step explanation:
The different possible combinations are 5 to the power of 6, and one of those will fit our requirements. Thus, the probability is 1/5^6 = 1/15625
Graph △RST with vertices R(4, 1), S(7, 3), and T(6, 4) and its image after the glide reflection.
Translation: (x, y)→(x, y−1)
Reflection: in the y-axis.
Answers
Graph △RST with vertices R(4, 1), S(7, 3), and T(6, 4) and its image after the glide reflection is shown in figure.
What is mean by Triangle?A triangle is a three sided polygon, which has three vertices and three angles which has the sum 180 degrees.
Given that;
In △RST;
The vertices are, R(4, 1), S(7, 3), and T(6, 4)
Here, Translation: (x, y) → (x, y−1)
And, Reflection in the y-axis.
Hence, New coordinate of the image of △RST are,
⇒ R' = (- 4, 1 - 1) = (- 4, 0)
⇒ S' = (- 7, 3- 1) = (- 7, 2)
⇒ T' = (- 6, 4 - 1) = (- 6, 3)
Thus, Graph △RST with vertices R(4, 1), S(7, 3), and T(6, 4) and its image after the glide reflection is shown in figure.
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Work out x^2- 2x
when x =4
Answers
Answer:
8
Step-by-step explanation:
\(x^2-2x \\x=4\\(4)^2-2(4)\\16-8\\8\)
The box plots display data collected when two teachers asked their classes how many pencils they lose in a school year.
A box plot uses a number line from 5 to 47 with tick marks every one unit. The box extends from 8 to 14 on the number line. A line in the box is at 11. The lines outside the box end at 7 and 45. The graph is titled Mr. Johnson's Class, and the line is labeled Number Of Pencils.
A box plot uses a number line from 0 to 51 with tick marks every one unit. The box extends from 12 to 21 on the number line. A line in the box is at 14.5. The lines outside the box end at 0 and 50. The graph is titled Mr. Simpson's Class, and the line is labeled Number Of Pencils.
Which class lost the most pencils overall based on the data displayed?
Mr. Simpson's class; it has a larger median value 14.5 pencils
Mr. Johnson's class; it has a larger median of 11 pencils
Mr. Simpson's class; it has a narrow spread in the data
Mr. Johnson's class; it has a wide spread in the data
Answers
The class that lost the most pencils overall based on the data displayed is D. Mr. Johnson's class; it has a wide spread in the data
How to explain the informationThe answer is Mr. Johnson's class. The median is the middle value in a set of data. In Mr. Johnson's class, the median is 11 pencils. This means that half of the students in his class lost 11 or fewer pencils, and half of the students lost 11 or more pencils.
In Mr. Simpson's class, the median is 14.5 pencils. This means that half of the students in his class lost 14.5 or fewer pencils, and half of the students lost 14.5 or more pencils.
Since the median for Mr. Johnson's class is lower than the median for Mr. Simpson's class, we can conclude that Mr. Johnson's class lost more pencils overall.
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suppose that the 95% confidence interval for mean snapdragon height in o'neill's soil is too wide and you want to do another study so that you can get a confidence interval with a margin of error at most 0.6. using the standard deviation from this study as an estimate, what is the minimum number of snapdragons you need for the new study?
Answers
Using the z-distribution, supposing a population standard deviation of 5, the minimum number of snapdragons you need for the new study is of 267.
What is a z-distribution confidence interval?The bounds of the confidence interval are presented as follows:
\(\overline{x} \pm z\frac{\sigma}{\sqrt{n}}\)
In which the parameters are described as follows:
\(\overline{x}\) is the sample mean.z is the critical value.n is the sample size.\(\sigma\) is the standard deviation for the population.The margin of error of the interval is:
\(M = z\frac{\sigma}{\sqrt{n}}\)
The confidence level is of 95%, hence the critical value z is the value of Z that has a p-value of \(\frac{1+0.95}{2} = 0.975\), so the critical value of the interval is of z = 1.96.
The population standard deviation is given as follows:
\(\sigma = 5\)
The minimum number of dragons needed is n when M = 0.6, hence:
\(M = z\frac{\sigma}{\sqrt{n}}\)
\(0.6 = 1.96\frac{5}{\sqrt{n}}\)
\(0.6\sqrt{n} = 1.96 \times 5\)
\(\sqrt{n} = \frac{1.96 \times 5}{0.6}\)
\((\sqrt{n})^2 = \left(\frac{1.96 \times 5}{0.6}\right)^2\)
n = 266.8 = 267 (rounded up, as 266 would have a margin of error slightly above the desired).
Missing informationThe population standard deviation is missing, and we suppose that it is of 5.
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A cheetah can run at its top speed for about 25 seconds. Complete the table to represent a cheetah running at a constant speed.
Answers
Answer:
Put a picture Then I can help hun
Step-by-step explanation:
Answer:
ok this was a good one so here
Step-by-step explanation:
time (seconds)
distance (meters)
speed (meters per second)
4 120 30
25 750 30
9 270 30
Suppose J is between H and K. Use the segment Addition Postulate to solve for x. Then find the length of the segment.
HJ=4x+9, Jk=3x+3, HK=33
Answers
The length of the segment when J is between H and K will be HJ = 21 and JK = 12.
How to illustrate the information?From the information given, J is between H and K and we want to use the segment addition Postulate to solve for x.
It should be noted that:
HJ=4x+9,
Jk=3x+3,
HK=33
Therefore, we will equate the values. This will be:
4x + 9 + 3x + 3 = 33
7x + 12 = 33
Collect like terms
7x = 33 - 12
7x = 21
Divide
x = 21 / 7
x = 3
HJ=4x+9, = 4(3) + 9 = 21
Jk=3x+3 = 3(3) + 3 = 12
Therefore, the length of the segment when J is between H and K will be HJ = 21 and JK = 12.
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What number do you need to examine to evaluate variability in scores?
A. Mean
B. Standard deviation
C. Denominator
D. Median
Answers
Answer:
О B. Standard deviation.
Step-by-step explanation:
Standard deviation measures the dispersion of a data distribution (variability in scores).
...
Find the x and y-intercepts of 3x-4y = 8
Answers
Answer:
y intercept is 2
x intercept is -2.6
Step-by-step explanation:
4y=3x-8
4y-3x=8
y/2-x/2.6=1
y intercept is 2
x intercept is -2.6
intercept formula
y/B+x/A= 1
where B and A are intercepts
5x−2(x+1)=1/4 find x pretty please
Answers
Answer:
Delaney solve for X by isolating it, or getting it by it self
Step-by-step explanation:
5x−2(x+1)=1/4 (distribute the 2)
5x-2x - 2 = 1/4 (subtract 2x from 5x)
3x -2 +2 = 1/4 +2 (add 2 to both sides)
3x = 2_1/4 (put 2 & 1/4 together)
3x = 9/4 (convert 2_1/4 to 9/4)
\(\frac{1}{3}\)*3*x = \(\frac{1}{3}\)*\(\frac{9}{4}\) ( mutilply both sides by 1/3)
X = 3/4 (cross multiply )
There you go
X = \(\frac{3}{4}\)
Answer:
\(\huge\boxed{\bf\:x = \frac{3}{4}}\)
Step-by-step explanation:
\(5x - 2(x+1)=\frac{1}{4}\)
Use the distributive property for 2(x + 1).
\(5x - 2x - 2= \frac{1}{4}\)
Subtract 2x from 5x.
\(3x - 2= \frac{1}{4}\)
Bring 2 to the right hand side of the equation .
\(3x = \frac{1}{4} + 2\)
Add 1/4 & 2.
\(3x = \frac{1}{4} + \frac{8}{4} \: \: [LCM = 4]\\3x = \frac{9}{4}\)
Now, bring 3 to the right hand side of the equation .
\(x = \frac{9}{4} \times \frac{1}{3}\\x = \frac{9}{12}\\\boxed{\bf\:x = \frac{3}{4}}\)
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an english reading list has 9 american novels and 7 english novels. a student must read 4 from the list, and at least 2 must be american novels. in how many different ways can the 4 books be selected?
Answers
The total ways in which the student can readd the books are 1512 ways.
What is Combination?
A combination in mathematics is a selection of elements from a set with distinct members, where the order of selection is irrelevant (unlike permutations).
Solution:
Since reading 2 american novels is compulsory
The student therefore needs to read only two more novels
It can be either American Novels or English Novels
Ways to read American Novel = 7C2
Ways to read English Novel = 7C2
Total Ways = 9C2 * (7C2 + 7C2)
Total Ways = 36 * (42)
Total Ways = 1512 ways
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Hi! i need some help:)
Answers
Answer:
y=1/2x+-2
Step-by-step explanation:
In the △ABC, the height AN = 24 in, BN = 18 in, AC = 40 in. Find AB and BC. Consider all possible cases.
Answers
in triangle ABC, AB is approximately 26.83 inches and BC is approximately 35.78 inches.
What is trigonometry?Trigonometry is a branch of mathematics that deals with the relationships between the sides and angles of triangles, particularly right triangles.
In triangle ABC, let's denote the length of AB as b and the length of BC as a.
Using the Pythagorean theorem on triangles ABN and BCN, we can find that:
AN² + BN² = AB²
BN² + CN² = BC²
Plugging in the given values, we get:
24² + 18² = b²
18² + (40 - b)² = a²
Simplifying, we get:
b² = 720
a² = 4b² - 1600
a² = 4(720) - 1600
a² = 1280
Taking the square root of both sides, we get:
b = √{720} = 26.83
a = √{1280} = 35.78$
Therefore, in triangle ABC, AB is approximately 26.83 inches and BC is approximately 35.78 inches.
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Write the sentence as an equation.
398 less than the quantity a times 220 is the same as 8
Answers
Answer:
\((a \times 220) - 398 = 8\)
A two-tailed test is one where: A. negative sample means lead to rejection of the null hypothesis B. results in either of two directions can lead to rejection of the null hypothesis C. results in only one direction can lead to rejection of the null hypothesis D. no results lead to the rejection of the null hypothesis
Answers
Answer:
Step-by-step explanation:
In a two tailed test, the alternative hypothesis contains the "unequal to" symbol. It is used when we are testing for a difference. This means that the test is regardless of direction. Therefore, the left tail and the right tail of the curve is considered when making decisions. This simply means that there are two critical regions for the test. Therefore, a two-tailed test is one where:
B. results in either of two directions can lead to rejection of the null hypothesis
Anja collected data about the number of dogs 9th-grade students own. She created this histogram to represent the data and determined that it is skewed right. Which statement is true about Anja’s claim? She is incorrect; the histogram is skewed to the left because more data is on the left side. She is incorrect; the histogram is skewed to the left because there is more data on the right side. She is incorrect; the histogram is symmetrical because the right side is equal to the left side. She is correct; the histogram is skewed to the right because there is less data on the right side.
Answers
Answer:
D. She is correct; the histogram is skewed to the right because there is less data on the right side.
Step-by-step explanation:
I just did it on edge
Option D is correct. She is correct; the histogram is skewed to the right because there is fewer data on the right side.
How can you spot a skewed graph?
A skewed distribution is one in which one of the two sides is biased (either left or right). It's like a mountain tilting to one side (left or right).
Like the picture, a left skewed graph has an extended tail on the left side of the main peak. A right skewed graph features an extended tail on the right side of the main peak.
She is correct; the histogram is skewed to the right because there is fewer data on the right side.
Hence, option D is correct.
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You want to create a piece of pottery at an art studio. The total cost is the cost of the piece plus an hourly studio fee. The costs at two studios are shown.
The cost in studio A is, Vase: 10 dollars and 49 cents; Studio fee: 8 dollars per hour. Cost in studio B is, Vase: 14 dollars and 99 cents; Studio fee: 6 dollars and 50 cents per hour.
a. After how many hours are the total costs the same at both studios?
Answers
Using linear functions, it is found that the costs will be the same at both studios after 2.25 hours.
What is a linear function?A linear function is modeled by:
y = mx + b
In which:
m is the slope, which is the rate of change, that is, by how much y changes when x changes by 1.b is the y-intercept, which is the value of y when x = 0, and can also be interpreted as the initial value of the function.For the functions, we have that:
The vase is the intercept.The studio fee is the slope.Hence the functions are given by:
A(x) = 10.49 + 8x.B(x) = 14.99 + 6x.The costs will be the same when:
A(x) = B(x)
Hence:
10.49 + 8x = 14.99 + 6x.
2x = 4.5.
x = 4.5/2
x = 2.25.
The costs will be the same at both studios after 2.25 hours.
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