The distance between the two points is 13.
We have,
The two points are (-2, 2) and (-7, -10)
Now,
Distance between two points.
= √(c - a)² + (d - b)²
Where (a, b) and (c, d) are the two points.
Now,
Distance between (-2, 2) and (-7, -10).
= = √(-7 + 2))² + (-10 - 2)²
= √(-5)² + (-12)²
= √(25 + 144)
= √169
= √13²
= 13
Thus,
The distance between the two points is 13.
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Given the following stock quotation, find the symbol for the stock.
Boeing
BA
80.12
81.09
79.20
81.00
1.22 153 3.41 6.237
The symbol for the stock boeing is BA.
We are given that;
Quotation 80.12 81.09 79.20 81.00
Now,
It is the first item in the quotation after the company name. The other items are the previous close price, the open price, the low and high prices of the day, the current price, the change in percentage, the volume in millions, the dividend yield and the P/E ratio.
Therefore, by the equation the answer will be BE.
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A circular cone has a height of 11 centimeters and a diameter of 7 centimeters. What is the approximate volume, in cubic centimeters, of the cone?
Answer:
V = (1/3)π(3.5)^2(11)
V ≈ 134.64 cubic centimeters
A store sells new video games for $55 each. Used video games sell for $12 each. Jacob is buying 3 new video games and x used video games. Which equation can be used to find y, the total price Jacob must pay in dollars?
Answer:165+12x=y
Step-by-step explanation:there is 3 $55 games and x12 dollars game so that the equation.
Which conclusion can best be made from this scatter plot?
Average Rainfall vs. Average Temperature
A scatter plot with average annual rainfall (inches) on the x-axis, and average temperature (degrees Fahrenheit) on the y-axis. Points are scattered on the graph.
CLEAR CHECK
As average annual rainfall increases, average temperature remains constant.
As average annual rainfall increases, average temperature decreases.
As average annual rainfall increases, average temperature increases.
There is no correlation between average annual rainfall and average temperature
The correct ansewer is there is no correlation between average annual rainfall and average temperature
To show the relationship between two variables, scatter plots are utilized. The following broad inferences can be drawn from a scatter plot:
Positive correlation: When one variable's value rises, the other variable's value likewise tends to rise. An upward-sloping trend line from left to right serves as an indicator of this.Negative correlation: When one variable's value rises, the other variable's value tends to fall. A trend line that slopes downhill from left to right serves as a visual cue for this.No obvious association can be seen between the two variables. This is demonstrated via a scatter plot where the data points are dispersed randomly over the plot and there is no visible trend line.But in the given graph there is no property applying at all so,
The correct ansewer is there is no correlation between average annual rainfall and average temperature
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Find an Euler path for the graph. Enter your response as a sequence of vertices in the order they are visited, for example, ABCDEA.
The Euler path of the given graph is CDBFADF.
A path in a finite graph known as an Euler path is one that traverses each edge precisely once while yet allowing for the revisiting of vertices.
A similar Euler trace that begins and finishes at the same vertex is known as an Euler circuit or cycle. When Leonhard Euler found a solution to the Seven Bridges of Konigsberg puzzle in 1736, it was first brought up for discussion.
A path known as an Euler path is one that utilises every edge in the graph once and only once. It doesn't have to return to the starting point because it is a path.
A circuit that utilises every edge in the diagram once is known as an Euler circuit. As it is a circle, it should start and terminate at the same vertex
The euler path of the given graph is CDBFADF.
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Please help I'm studying my next grade.
63+48÷(23-12)x81
Answer:
416.16
Step-by-step explanation:
First, solve the parenthetical expression (23-12) which equals 11. Next, use the order of operations to perform the multiplication and division from left to right: 48 ÷ 11 = 4.36 and 4.36 x 81 = 353.16. Finally, add this result to 63 to get the final answer: 63 + 353.16 = 416.16. Therefore, the solution is 416.16.
Simplify:
Please see the attachment.
Answer:
Step-by-step explanation:
[tex]\frac{9\sqrt{x} -6}{\sqrt{x} +7} \times \frac{\sqrt{x} -7}{\sqrt{x} -7} \\=\frac{9(x)-63\sqrt{x} -6\sqrt{x} +42}{(\sqrt{x} )^2-7^2} \\=\frac{9x-69\sqrt{x} +42}{x-49}[/tex]
Dixon and his little sister Ariadne stand next to each other on the playground on a sunny afternoon. Their mother measures their shadows. Ariadne's shadow is 6 feet long and Dixon's shadow is 9 feet long. If Dixon is 6 feet tall, how tall is Ariadne?
Answer: 4
Step-by-step explanation:
We can use the proportion. We already know that Dixon is 6 ft tall and that his shadow is 9 ft long. Also we know that the shadow of his sister is 6 ft long. 6 : x = 9 : 6, or 6 / x = 9 / 6. After that we will cross multiply : 9 * x = 6 * 6, 9 x = 36 , x = 36 : 9, x = 4. Answer: Ariadne is 4 feet tall.Hope I helped! :) Cheers!
A box contains red, blue, and yellow pens. A pen is drawn with replacement.
This experiment is conducted 10 times. The probability distribution for the data collected empirically is given as follows:
x 1 2 3
P(x) 4/10 2/10 4/10
The standard deviation is 0.89
The correct answer is an option (d)
We know that the formula for the standard deviation is:
[tex]\sigma=\sqrt{(x-\mu)^2\times P(x)}}[/tex]
where x is the data value
P(x) is the expected value of x
μ is the mean expected value
x P(x) x.P(x) (x - μ)² . P(x)
1 4/10 4/10 4/10
2 2/10 4/10 0
3 4/10 12/10 4/10
The mean value would be, 4/10 + 4/10 + 12/10 = 2
Using above formula, the standard deviation would be,
[tex]\sigma=\sqrt{(x-\mu)^2\times P(x)}}[/tex]
σ = √(4/10 + 0 + 4/10)
σ = √(8/10)
σ = 0.89
Therefore, the correct answer is an option (d)
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Find the complete question below.
Use the equation d=rt if r=26 and t=3
Step-by-step explanation:
r=26
t=3
d=rt
d=26×3
d=78
The admission fee at an amusement park is $1.50 for children and $4 for adults. On a certain day, 244 people entered the park, and the admission fees collected totaled 716.00 dollars. How many children and how many adults were admitted?
Your answer is:
number of children equals=____
number of adults equals=____
Using the system of equations, the number of adults and the number of children who were committed are 140 and 104 respectively.
Given that,
The admission fee at an amusement park is $1.50 for children and $4 for adults.
Let x be the number of adults and y be the number of children who were admitted.
On a certain day, 244 people entered the park, and the admission fees collected totaled 716.00 dollars.
We get a system of equations,
x + y = 244
4x + 1.5y = 716
From the first equation,
y = 244 - x
Substituting this to second equation,
4x + 1.5(244 - x) = 716
4x + 366 - 1.5x = 716
2.5x = 350
x = 140
y = 244 - x = 104
Hence the number of children equals 104 and the number of adults equals 140.
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what equation is equivalent to the given equation? 4x= -2x+16
Step-by-step explanation:
You didn't list any choices...see if either of these match
4x = -2x + 16
6x = 16
6x-16 = 0
Solve the matrix please
I don't think it can be solved
Both the rows and columns should be equal I guess
What is the estimate of 1273 to the nearest tens and then divide it by 1097
Answer:
Step-by-step explanation:
i believe the answer is 1270
1. A trapezoid is shown. What is the area of the trapezoid?
Answer:
312 cm^2
Step-by-step explanation:
(6x24)+2(24x7/2)
144+168= 312
There are four different clinical sites in a small city, patients in each site are enrolled and randomly receive either the experimental medication designed to lower blood pressure or a placebo, then the patient's blood pressure is measured after 5 hours. Data is given in the following table:
Treatment Site 1 Site 2 Site 3 Site 4
Hypertensive 25 37 38 45
No Hypertensive 36 45 34 10
( a) [2 marks] Test if there is a difference in the proportions of hypertensive patients across clinical sites. Run the Chi-Squared test at a 5% level of significance and clearly state hypotheses, test statistics, p-value, and conclusion. (add a screenshot of Jamovi as well)
( b) [2 marks] Partition Chi-square into components regarding the choice of Site 4 with a combination of Sites 1. 2, and 3 and then between Sites 1, 2, and 3. Interpret the results. (Write the test stat and p-value for each analysis.)
( c) [2 marks] Fit independent and saturated loglinear models to these data. Is there sufficient evidence to indicate that there is a relationship between treatment and site? Justify your answer and add Jamovi's output screenshot
Hypertension is known as the silent killer because often, early hypertension is asymptomatic. a systolic blood pressure of 140 mm Hg would make us concerned the patient was hypertensive.
Here, we know that Asymptomatic:
Any condition that a patient tests positive for but does not manifest any symptoms of is referred to in medicine as being asymptomatic. After a diagnosis, a medical illness may be deemed asymptomatic if no obvious symptoms emerge.
Absence of symptoms is referred to be asymptomatic. If your doctor says you are asymptomatic, this indicates you have a disease or condition but don't show any symptoms or outward indicators of being ill.
Instances of sickness that are symptom-free for all or part of the time are frequently referred to be asymptomatic. Pre-symptomatic, however, is a word sometimes used to describe patients that initially have no symptoms but later develop them.
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complete question:
Hypertension is known as the silent killer because often, early hypertension is asympotmatic. a systolic blood pressure of _____ would make us concerned the patient was hypertensive.
Select the correct answer.
Solve the following equation for x.
x2 - 36 = 0
A.
x = 1; x = -36
B.
x = -1; x = 36
C.
x = -6; x = 6
D.
x = -18; x = 18
Answer: D
Step-by-step explanation:
2x-36=0
+36 +36
___________
2x=36
x=18
Even if one equation, -18 was not solved, you can easily cross out the ones without 18 and get the answer.
If two cubes have edges of 2 ft and 4 ft, what is the ratio of their surface areas?
Answer:
1/4
Step-by-step explanation:
A city has two internet service providers, Charter and Xfinity, with the market share of 30% and
70% respectively. At any given time, the internet speed experienced by a customer of Charter is
between 7Mbps and 15Mbps with all speeds being equally likely. At any given time, the internet
speed experienced by a customer of Xfinity is between 10Mbps and 20Mbps with all speeds being
equally likely. If an internet customer in the city is currently experiencing an internet speed of
12Mbps, what is the probability that the customer is served by Charter?
The probability that the customer is served by Charter with market share of 30% is equal to 34.9%.
Let A be the event that the customer is served by Charter,
and B be the event that the customer is experiencing an internet speed of 12Mbps.
Probability of A given B, which can be written as P(A|B).
Use Bayes' theorem to find P(A|B),
P(A|B) = P(B|A) × P(A) / P(B)
P(A) = 0.3 (the market share of Charter)
and P(B) = P(B/A) × P(A) + P(B / A') × P(A'),
where P(A') = 1 - P(A) = 0.7 (the market share of Xfinity).
P(B|A), the probability of experiencing an internet speed of 12Mbps given that the customer is served by Charter,
All speeds between 7Mbps and 15Mbps are equally likely.
This implies, the probability of experiencing a speed of 12Mbps given Charter is,
P(12Mbps/A) = 1 / (15Mbps - 7Mbps)
= 1 / 8
P(B|A'), the probability of experiencing an internet speed of 12Mbps given that the customer is served by Xfinity,
All speeds between 10Mbps and 20Mbps are equally likely.
This implies, the probability of experiencing a speed of 12Mbps given Xfinity is,
P(12Mbps|A') = 1 / (20Mbps - 10Mbps)
= 1 / 10
Now substitute all the values into Bayes' theorem,
P(A|B) = P(B|A) × P(A) / [P(B|A) × P(A) + P(B |A') × P(A')]
= (1/8) × 0.3 / [(1/8) × 0.3 + (1/10) × 0.7]
= 0.349
Therefore, the probability that the customer is served by Charter given that they are experiencing an internet speed of 12Mbps is 0.255, or about 34.9%.
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A lock has a 3-number code made up of 12 numbers. If none of the numbers are allowed to repeat, how many different ways can you choose three different numbers in order for a unique code?
Find the solution of the differential equation that satisfies the given initial condition.
dL
dt
= kL2 ln(t),
L(1) = −4
The solution of the differential equation that satisfies the given initial condition is -1/L = k[t㏑t - t + 1] + 1/4.
Given is the differential equation is given as:-
dL/dt = kL²㏑t with initial condition L(1) = -4,
Now separate the variable and its derivative,
dL/L² = k㏑t dt
Integrating,
∫dL/L² = k∫㏑t dt + c
(-1/L) = k[t㏑t - ∫t·1/t dt] + c
-1/L = k[t㏑t - t] + c
Now apply the initial condition L(1) = -4,
1/4 = k(-1) + c
c = 1/7 + k
Therefore, the solution is =
-1/L = k[t㏑t - t + 1] + 1/4
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please help me here is screenshot quick and right answers only. algebra
Answer:
All three of these functions have a domain of all real numbers.
9n^2 - 24 + 16
please help
Answer:
lol the answer is the second one
ANSWER THIS WITH EXPLANATION GET BRAINLESS
2. Which is the smallest?
(a) -1,
(b) -1/2,
(c) 0,
(d) 3.
Step-by-step explanation:
The smallest number among the given options is (a) -1. This is because -1 is a negative number and is less than zero, while the other options are either positive or greater than zero. (b) -1/2 is greater than -1, (c) 0 is neither positive nor negative, and (d) 3 is greater than both -1 and -1/2. Therefore, the correct answer is (a) -1.
Answer:
A is correct
Step-by-step explanation:
its correct be cause negative is less than 0
its like being in dept
The national society of acupuncturists asked a random sample of 450 adults their opinion about acupuncture being a reasonable form of medicine or not a reasonable form of medicine. The table below shows the responses, along with the highest level of education achieved for each person selected.
Answer:
The table shows that the highest level of education achieved among the 450 adults surveyed by the National Society of Acupuncturists was a bachelor's degree or higher, with 240 respondents having achieved this level of education. The next highest level of education was a high school diploma or equivalent, with 120 respondents having achieved this level. There were also 60 respondents with some college education but no degree, and 10 respondents with a graduate degree.
Based on this information, it appears that there is a positive correlation between education level and the belief that acupuncture is a reasonable form of medicine. This could be due to a variety of factors, such as increased exposure to scientific and medical knowledge through education, a more open-minded and skeptical approach to healthcare, or a greater willingness to try alternative therapies. It is important to note, however, that correlation does not necessarily imply causation, and there may be other factors at play that are not captured by this data.
What is the degree of vertex B
The degree of vertex B is 3.
Given is a figure we need to find the degree of vertex of point B,
So, the degree of a vertex is the line segment connected by it,
The point B is connected by three segment, FB, AB, CB.
Hence, the degree of vertex B is 3.
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please help im begging
The correct statements regarding the solutions of the quadratic function is given as follows:
Two complex solutions.
What is the discriminant of a quadratic equation and how does it influence the solutions?A quadratic equation is modeled by the general equation presented as follows:
y = ax² + bx + c
The discriminant of the quadratic function is given by the equation as follows:
Δ = b² - 4ac.
The numeric value of the coefficient and the number of solutions of the quadratic equation are related as follows:
Δ > 0: two real solutions.Δ = 0: one real solution.Δ < 0: two complex solutions.The function for this problem is given as follows:
y = 2x² - 8x + 10.
The coefficients are given as follows:
a = 2, b = -8 and c = 10.
Hence the discriminant is given as follows:
Δ = (-8)² - 4 x 2 x 10
Δ = 64 - 80
Δ = -16.
Negative discriminant, hence the equation has two complex solutions.
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HURRY DUE TONIGHT
Danielle was completing her science project and mixed saline solutions A and B. Brand A was a six gallon 18% saline solution and she ended up with an 18 gallon 8% saline solution mixture. Find the percent of saline solution in brand B.
A. 21%
B. 3%
The percentage of saline solution in brand B is 3%. Then the correct option is B.
Let x be the percent of saline solution in brand B.
Since Danielle combined brands A and B to create a total of 18 gallons of 8% saline solution, we know that the total volume of saline solution in the combination is 18% of 6 gallons + x% of (18 - 6) gallons.
Thus, we can set up the equation:
0.18(6) + 0.01x(18 - 6) = 0.08(18)
Simplifying and solving for x, we get:
1.08 + 0.12x = 1.44
0.12x = 0.36
x = 3
Therefore, the percentage of saline solution in brand B is 3%.
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there are 3 feet in 1 yard steven has 15 yards each board is 16 feet long what is the combined length of the boards in yards
Answer:
79.95 yards.
Step-by-step explanation:
Each board is 16 feet long and there are 3 feet in 1 yard. So, each board is 16/3 = 5.33 yards long (rounded to two decimal places).
If Steven has 15 yards of these boards, the combined length of the boards in yards is 15 times the length of each board, which is 15 x 5.33 = 79.95 yards (rounded to two decimal places).
Therefore, the combined length of the boards in yards is approximately 79.95 yards.
Please help! Will mark brainliest for correct answer!
Vector C is 3.5 units West and Vector D is 3.3 units South. Vector R is equal to Vector D - Vector C. Which of the following describes Vector R?..
8.3 units 54
South of East
8.3 units 54circ South of East
4.8 units 47
East of South
4.8 units 47circ East of South
6.2 units 32
West of South
6.2 units 32circ West of South
5.9 units 52
South of West
The Vector R will be 4.8 units in the direction of East of South. Then the correct option is B.
Given that:
Vector C is 3.5 units West
Vector D is 3.3 units South
The quantity which has magnitude, and direction, and follows the law of vector addition is called a vector.
Vector R is equal to Vector D - Vector C. Then we have
Vector R = Vector D - Vector C
Vector R = 3.3 units South - 3.5 units West
Vector R = 3.3 units South + 3.5 units East
Vector R = √((3.3)² + (3.5)²)
Vector R = 4.8 units
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