The value of equation of circle is,
⇒ (x - 5)² + (y - 3)² = 16
What is mean by Circle?The circle is a closed two dimensional figure , in which the set of all points is equidistance from the center.
Given that;
The circle below is centered at the point (5,3) and has a radius of length 4.
Now, We can formulate;
The value of equation of circle which has centered at the point (5,3) and has a radius of length 4 is,
⇒ (x - 5)² + (y - 3)² = 4²
⇒ (x - 5)² + (y - 3)² = 16
Thus, The value of equation of circle is,
⇒ (x - 5)² + (y - 3)² = 16
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$70,000 - 17 1/2 % .
if i get this right i get the iphone xr
Answer:
$57750
Step-by-step explanation:
$70,000 - 17.5%
17.5 % = .175
.175 * $70000 = $12250
$70000 - $12250 = $57750
how many squares make up the surface area of a cube
The market price of a stock is $48.15 and it just paid $5.79
dividend. The dividend is expected to grow at 3.79% forever. What
is the required rate of return for the stock?
Given: The market price of a stock = $48.15, Dividend just paid = $5.79, Expected growth rate of dividend = 3.79%To find: Required rate of return for the stock Let's assume the required rate of return is "r" According to the constant growth model of dividends,
The present value of future dividends can be calculated as follows, PV of future dividends = D / (r-g)where D = dividend just paid = $5.79g = expected growth rate of dividend = 3.79%Now, let's substitute the given values, PV of future dividends = 5.79 / (r - 3.79%)As per the problem, the market price of the stock is $48.15. This means that the present value of all future dividends is equal to the current stock price. So we can set up the following equation, PV of future dividends = 48.15Substituting the value of the present value of future dividends in the above equation,5.79 / (r - 3.79%) = 48.15Solving for r, we get,r = 12.29%Hence, the required rate of return for the stock is 12.29%.
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Write an expression in simplified form for the area of each rectangle. Width: 11 Length: 3x+2
Answer:
33x+22
Step-by-step explanation:
The area of a rectangle is
A = l*w where l is the length and w is the width
A = 11(3x+2)
Distribute
= 33x+22
Area of rectangle = Length * Width
Length is 3x+2Width is 11⇛Area = 11(3x+2)
⇛Area = 33x + 22
7.
Which kind of function best models the data in the table? Graph the data and write an equation to model the data.
A. exponential; y = 3x – 1
B. linear; y = x – 1
C. quadratic; y = x2 – 1
D. linear; y = –x – 1
Answer:
D. linear; y = –x – 1
Step-by-step explanation:
Linear; y=-x - 1
The slope is negative since it’s decreasing. So it’s not the first equation. It’s not a quadratic equation because there is no forming U shape for this data. It’s not a exponential function because the slope is not 3 and a exponential function is in the form y=a(b)^x
...............................................................................................................................................
Answer:
The correct answer is D) linear; y = –x – 1
Step-by-step explanation:
To find this, use any values in the table and it will produce a true statement. This is how we check to see if a model is correct. See the two examples below for proof.
(4, 5)
y = -x - 1
-5 = -4 - 1
- 5 = -5 (TRUE)
(0, -1)
y = -x - 1
-1 = 0 - 1
-1 = -1 (TRUE)
When solving a system of equations, Jared found y = x + 10 for one equation and substituted x + 10 for y in the other equation. Nicole found x = y – 10 for the same equation and substituted y – 10 for x in the other equation. Who is correct? Explain
Answer:
They are both correct.
Step-by-step explanation:
As we can see, it does not matter whether you plug in x or y in a system of equatins. One thing somebody might be skeptical about in this equation is that one of the equations does not contain a variable. BUT, if reading closer, one can see that both x and y have to be in one of the equations to make the other true.
Hope this helped!
We will see that both Jared and Nicole are correct.
Working with systems of equations:
So we know that Jared found an equation:
y = x + 10, then he substituted y for (x + 10) on the other equation, this would be the substitution method, and Jared is correct so far.
We also know that Nicole found the equation:
x = y - 10
And she replaced x by y - 10 on the other equation, she is also correct.
So why both of them are correct?Each one just substituted a different variable, that is why they have different approaches, but in both cases the substitutions are correct.
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Which set of angle measures can be the angle measures of a triangle?
A 31°, 60°, 90°
B 18.4°, 32.6°, 129°
C 125°, 25°, 40°
D 10°, 120°, 40°
Answer:
B.
Step-by-step explanation:
it's the only one that all the angles add up to 180
Suppose that a particular brand of 5 inch candles has an average life of 27 hours with a standard deviation of six hours. If all possible samples of 4 candles were selected in the average life of the samples was determined, what would the mean of the distribution of the sample means be?
5
3
4
27
The mean of the distribution of sample means would be 27 hours, which is the same as the average life of the candles.
This is because the sample means would be expected to be centered around the population mean.
The standard deviation of the distribution of sample means (also known as the standard error of the mean) can be calculated using the formula:
standard deviation of sample means = standard deviation of population / square root of sample size
In this case, the standard deviation of sample means would be:
6 / square root of 4 = 3
So the answer is 3.
So, the mean of the distribution of the sample means would be 3. Your answer: 3.
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A dolphin jumps 3 feet above sea level to go through a ring. The dolphin starts at the opposite distance below sea level. How far does the dolphin travel from its starting position to the top of it's jump?
Answer:
6 feet
Step-by-step explanation:
The dolphin jumps 3 feet above sea level and it starts from the opposite distance below sea level.
This means that it starts from 3 feet below sea level.
The total distance the dolphin travels from its starting point to the top of the jump is therefore:
3 + 3 = 6 feet
\({\boxed{\mathfrak\pink{\fcolorbox{pink}{pink}{Question}}}}\)
\(7893 + 82 - 62\% = \)
Need Full Solution
Answer:
First you would make 62% into \(\frac{62}{100}\)
\(7893+82-\)\(\frac{62}{100}\)
Than you would do 7893+82 which is 7975
\(7975-\frac{62}{100}\)
You would than simplify \(\frac{62}{100}\) which is \(\frac{31}{50}\)
\(7975- \frac{31}{50}\)
Therefore your answer will be \(\frac{398719}{50}\) or in decimal form it will be \(7974.38\)
Hope that helps :>
1.) How are the concepts of chords and central angles used in designing a ferris wheel?
2.) What are the considerations in designing a ferris wheel?
3.) What would happen if a Ferries wheel is not circular in design?
TIA
It should be noted that the concept of chords and central angles are used in the design since the diameter and circumference of the angles are taken into consideration.
A ferris wheel simply means an amusement ride that contains a rotating uprights wheel that has multiple passenger-carrying components attached to a rim.
It should be noted that the consideration in designing a ferris wheel is that the circumference and the measurement of the central angle formed will be known.
Lastly, if a ferries wheel is not circular in design, it'll be a challenge for it to rotate.
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Find the midpoint of the segment with the following endpoints.
(9, 6) and (5, 2)
The midpoint of the segment is (7, 4).
According to the section formula-
If a point (x , y) divides a line in the ratio of m : n, where the two endpoints of the line are (x1, y1) and (x2, y2), then-
x = (nx1 + mx2)/ (m + n)
and y = (ny1 + my2)/ (m + n)
Here, we are given two points- (9, 6) and (5, 2)
Therefore,
x1 = 9, y1 = 6
x2 = 5, y2 = 2
Since, midpoint divides a line segment into two equal halves, m : n = 1 : 1
Now, substituting the values in the section formula we get-
x = (9 + 5)/2
x = 14/2
x = 7
and y = (6 + 2)/2
y = 8/2
y = 4
Thus, the midpoint of the segment is (7, 4).
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can you tell me what 6+3.9 is
Answer:
9.9
Step-by-step explanation:
:))))))))))))))))))))))))))))ty
Answer:
I/rt =P
Step-by-step explanation:
to get ride of the r and t u need to divide
divide by rt
which would =to I/rt=P
-4/7 + (-4/3) HELP ME
Answer:
-40/21
Step-by-step explanation:
(-4/7) + (-4/3) =
First you need to find a common denominator:
(-4/7)(3/3) + (-4/3)(7/7) =
(-12/21) + (-28/21) =
Then combine the two fractions:
(-40/21)
And because you cannot simplify further, you are finished.
How do you solve this?
Answer:
b. \(\sqrt[3]{4x+2}\)
Step-by-step explanation:
f(x) = ( x^3-2) /4
y = ( x^3-2) /4
Exchange x and y
x = ( y^3-2) /4
solve for y
Multiply each side by 4
4x = 4( y^3-2) /4
4x = y^3 -2
Add 2 to each side
4x+2 = y^3
Take the cubed root of each side
( 4x+2) ^ (1/3) = y^3 ^(1/3)
( 4x+2) ^ (1/3) =y
In a sample of 440 adults, 396 had children. Construct a 95% confidence interval for the true population proportion of adults with children. Give your answers as decimals, to three places
____ < p < ____
Write the decimal expansion for 4/33
To get the decimal expansion of
\(\frac{4}{33}\)We need to divide both numbers:
This is a periodic number. As we can see, the period is 12 after the decimal point, and it will repeat to the infinity:
\(0.12121212121212\ldots\ldots\text{..}\)We can represent it as:
\(0.\bar{12}\)or
\(undefined\)The decimal expression for 4/33 is 0.121
The method for converting a fraction into a decimal expression can be done by dividing 4 by 33
First step would be dividing the 4 into 33 parts
As we know that 4 cannot be divided into 33 parts , hence we have to take an extra zero while dividing them, and while putting an extra zero in front of 4 we have to put a decimal sign.
4/33 = 4÷33
4÷33 = 0.121
now we have to put an extra zero in front of 4 in order to make it divisible by 33
Hence after calculation, we will get the answer nearest to 3 decimal places as 0.121
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(1). Suppose that the distance of a car travels varies directly. with the amount of gasoline it uses. a certain car uses 17 gallons of gasoline to travel 476 mi. how many miles can the car travel if it has 15 gallons of gasoline?
Hence, the number of miles traveled by car, when it has gasoline of 15 gallons is 420 miles
you are taking a quiz that has 11 multiple-choice questions. if each question has 3 possible answers, how many different ways are there to answer the test?
cos² y– sin²y=1–2sin² y
simplify pls, urgent
Answer:
Step-by-step explanation:
Cos²y + Sin² y = 1
Therefore, Cos² y = 1 - Sin² y
LHS = Cos² y - Sin² y
= 1 - Sin² y - Sin² y {Combine like terms}
= 1 - 2sin² y = RHS
cos²y - sin²y = 1 - 2sin²y
or, cos²y - sin²y + 2sin²y = 1
or, cos²y + sin²y = 1 [It's a formula]
(Is that what you mean by simplify?)
How many different 7-place license plates are possible if the first 2 places are for letters and the other 5 for numbers probability?
The total number of possible 7-place license plates are 67600000.
Given: A 7-plate license plate. 2 places are for letters and 5 places are for numbers. To find how many different 7-plate license plates are possible
Let's solve the given problem:
The license plate has 7 places. 2 places are for letters and the remaining 5 places are for numbers.
Combination of letters: As there are no restrictions given in the question, so the first letter can be any alphabet out of the 26 alphabets (A, B, C, D, ......... Z). So the first place for the letter can be filled in ²⁶C₁ ways that are 26 ways. Also for the second place, as the letters can repeat so it can be filled in ²⁶C₁ ways too which are 26 ways. Therefore, the possible ways in which the place for two letters can be filled is 26 × 26 ways = 676 ways.Combination of numbers: As there are no restrictions given in the question so the first number can be any of the numbers out of the 10 numbers (10, 1, 2, 3, ....... 9). So the first number can be filled in ¹⁰C₁ = 10 ways. Similarly, as the numbers can repeat so the 2nd, 3rd, 4th and 5th numbers can be filled in ¹⁰C₁ ways that all the other places can be filled in 10 ways each. Therefore the total number of ways in which the place for 5 numbers can be filled is 10 × 10 × 10 × 10 × 10 ways = 100000 ways.Therefore, the total number of ways in which the 7-place license plate can fill are: Total possible ways in which the two letters can be filled × Total possible ways in which the 5 number places can be filled
= 676 × 100000
= 67600000 ways
Hence the total number of possible 7-place license plates are 67600000.
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The expression 4·81‾‾‾√ gives the perimeter of the square shown. What is the perimeter, in meters, of the square?
Answer:
The perimeter is 4√81 = 4 × 9 = 36 meters.
The joint probability mass function of two random variables X and Y are given as follows fxy(2,y) = (4x + 3y), where 2 = 1,3, y = 1, 2. 1. Find c. 2. Find the joint probability mass function of X and Y
The value of c is 1/54.
The joint probability mass function of X and Y is f(x, y) = (4x + 3y) / 54, where x = 1, 3 and y = 1, 2.
What is the value of c and the joint probability mass function of X and Y?To find the value of c, we need to consider the joint probability mass function of X and Y. The given probabilities are fxy(2,1) = (4(2) + 3(1)) = 11 and fxy(2,2) = (4(2) + 3(2)) = 14. We can set up the equation as follows:
f(2,1) + f(2,2) = c
Substituting the given probabilities:
11 + 14 = c
c = 25
Therefore, the value of c is 25.
To find the joint probability mass function of X and Y, we can use the values of c and the given probabilities. The joint probability mass function is given by:
f(x, y) = (4x + 3y) / 54
Substituting the possible values of x and y:
For x = 1 and y = 1: f(1,1) = (4(1) + 3(1)) / 54 = 7/54
For x = 1 and y = 2: f(1,2) = (4(1) + 3(2)) / 54 = 10/54
For x = 3 and y = 1: f(3,1) = (4(3) + 3(1)) / 54 = 19/54
For x = 3 and y = 2: f(3,2) = (4(3) + 3(2)) / 54 = 22/54
Therefore, the joint probability mass function of X and Y is f(x, y) = (4x + 3y) / 54, where x = 1, 3 and y = 1, 2.
The joint probability mass function is a function that assigns probabilities to the possible outcomes of two or more discrete random variables. It describes the probability distribution of the joint events of the random variables. In this case, the joint probability mass function of X and Y specifies the probabilities of different combinations of the values of X and Y. The probabilities are calculated based on the given values and the sum of probabilities must equal 1. Understanding the joint probability mass function allows us to analyze the relationship between two random variables and make predictions about their combined outcomes.
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According to the directions in a bottle of Armstrong concentrated floor cleaner for routine cleaning 1/4 cup of cleaner should be mixed with 1 gal of warm water. How much cleaner should be mixed with
10 1/2 gal of water ?
Answer:
2 and 3/4 cups
Step-by-step explanation:
because if a quarter cup is used in 1 gallon than one cup is used in two gallons. this than trasferes up to the ratio of 2/8, which means two cups cleaner and 8 gallons water for 10 gallons it would be 2 and a half cups and for 10and 1/2 gallon it would be 2 and 3/4 cups
In ABCD, m_B = (5x + 14)°, m_C = (x + 19), and m_D = (2x + 19º
What is the value of x?
Answer:
i dont know if may answer is correct this is may answer 3
What would the area of a pentagon be if the Apothem is 3 square root 2
I WILL GIVE BRAINLIEST
The formula for the area of a regular pentagon is:
A = (1/2)Pa
where A is the area of the pentagon, P is the perimeter of the pentagon, and a is the apothem (the distance from the center of the pentagon to the midpoint of a side).
If the apothem of the pentagon is 3√2, then we need to know the perimeter of the pentagon in order to calculate its area.
Unfortunately, the apothem alone is not enough information to determine the perimeter of a pentagon. However, if we assume that the pentagon is regular, then we know that all of its sides and angles are equal, and we can use the following formula to find its perimeter:
P = 5s
where P is the perimeter and s is the length of a side.
To find the length of a side, we can use the fact that the apothem is perpendicular to a side and bisects it. This means that the triangle formed by the apothem, half a side, and the center of the pentagon is a right triangle. The hypotenuse of this triangle is the length of a side, and the legs are half a side and the apothem:
s/2 = 3√2
s = 6√2
Now we can use the equation for the perimeter of a pentagon:
P = 5s = 5(6√2) = 30√2
Finally, we can use the formula for the area of a regular pentagon:
A = (1/2)Pa = (1/2)(30√2)(3√2) = 45
Therefore, the area of the pentagon is 45 square units, assuming that it is a regular pentagon with an apothem of 3√2.
I need help. What sequence is right
Answer: Dilation by 1/4 and translation
Step-by-step explanation:
Questions are from: Gerald and Wheatly, Applied Numerical Analysis 1) 10. A sky diver jumps from a plane, and during the time before the parachute opens, the air resistance is propor- tional to the power of the diver's velocity. If it is known that the maximum rate of fall under these condi- tions is 80 mph, determine the diver's velocity during the first 2 sec of fall using the modified Euler method with Ar= 0.2. Neglect horizontal drift and assume an initial velocity of zero.
The diver's velocity during the first 2 sec of fall using the modified Euler method with Ar= 0.2 is 62.732 mph.
Given data: Initial velocity, u = 0 ft/sec
Acceleration, a = g = 32.2 ft/sec²
The maximum rate of fall, vmax = 80 mph
Time, t = 2 seconds
Air resistance constant, Ar = 0.2
We are supposed to determine the sky diver's velocity during the first 2 seconds of fall using the modified Euler method.
The governing equation for the velocity of the skydiver is given by the following:
ma = -m * g + k * v²
where, m = mass of the skydive
r, g = acceleration due to gravity, k = air resistance constant, and v = velocity of the skydiver.
The equation can be written as,
v' = -g + (k / m) * v²
Here, v' = dv/dt = acceleration
Hence, the modified Euler's formula for the velocity can be written as
v1 = v0 + h * v'0.5 * (v'0 + v'1)
where, v0 = 0 ft/sec, h = 2 sec, and v'0 = -g + (k / m) * v0² = -g = -32.2 ft/sec²
As the initial velocity of the skydiver is zero, we can write
v1 = 0 + 2 * (-32.2 + (0.2 / 68.956) * 0²)0.5 * (-32.2 + (-32.2 + (0.2 / 68.956) * 0.5² * (-32.2 + (-32.2 + (0.2 / 68.956) * 0²)))
v1 = 62.732 mph
Therefore, the skydiver's velocity during the first 2 seconds of fall using the modified Euler method with Ar= 0.2 is 62.732 mph.
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Q1: what is the measure of angle 2
Q2: what is the measure of angle 9
Q3: what is the measure of angle 10
Q4: what is the measure of angle 7
Answer:
angle 2 is 104
angle 9 is 66
angle 10 is 114
angle 7 is 76
Step-by-step explanation: