Answer:
The second one.
Step-by-step explanation:
Answer: The second choice I think
Step-by-step explanation:
Which of the following expressions represents the distance between − 4 3 − 3 4 minus, start fraction, 4, divided by, 3, end fraction and 1 3 3 1 start fraction, 1, divided by, 3, end fraction?
The distance between the two points on the number line is given by equation A = 5/3 units
What is the distance between two points?Let the two points be A ( x₁ , y₁ ) and B ( x₂ , y₂ )
The distance from A to B is the same as the distance from B to A
Distance between two points is the length of the line segment that connects the two points in a plane.
The formula to find the distance between the two points is usually given by D = √( ( x₂ – x₁ )² + ( y₂ – y₁ )²)
This formula is used to find the distance between any two points on a coordinate plane or x-y plane
Given data ,
Let the distance between the points on the line be A
Now , the equation will be
Let the first point be P ( -4/3 , 0 )
Let the second point be Q ( 1/3 , 0 )
Now , distance between the two points is usually given by
D = √( ( x₂ – x₁ )² + ( y₂ – y₁ )²)
Substituting the values in the equation , we get
D = √ [ ( 1/3 - ( -4/3 ) ] ²
On simplifying the equation , we get
D = √ ( 5/3 )²
D = 5/3 units
Hence , the distance is 5/3 units
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5 minutes left!!! HELP!!!
The candy store is having a 30% off sale. Emma is going to buy $12.50 worth of candy. How much will she pay after the discount?
Use completing the square to solve for x in the equation (x 7) (x minus 9) = 25.
The values of \(x\) are \(1+\sqrt{89}\) and \(1-\sqrt{89}\).
To find the values of x:
Given equation: \((x+7)(x-9)=25\)
Then: \(x(x-9)+7(x-9)=25\)
Using the distributive property: \(a.(b+c)=a.b+a.c\)
\(x^{2} -9x+7x-63=25\)
Combine like terms:
\(x^{2} -2x-63=25\)
Subtract 25 from both sides and obtain:
\(x^{2} -2x-88=0\)
Using completing square form:
Add and subtract \((\frac{2}{2} )^{2} =1\) we have:
\(x^{2} -2x-88+1-1=0\\(x-1)^{2} -89=0\)
Add 89 to both sides we have:
\((x-1)^{2} =89\)
Taking square roots on both sides, obtain:
\(x-1=\) ± \(\sqrt{89}\)
Add 1 to both sides we have:
\(x=1\)±\(\sqrt{89}\)
Therefore, the values of \(x\) are \(1+\sqrt{89}\) and \(1-\sqrt{89}\).
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The complete question is given below:
Use completing the square to solve (x + 7)(x – 9) = 25 for x.
SO my cake usually cooks from the top but stays undercooked at the bottom. I used olive oil instead of butter, and I didn't add baking soda, just added baking powder. Does anyone know how I could fix this???
My cake is for a class project and I need help real FAST!!!!
I know this is chemistry and arts but no one ever answers there.
Answer:
Step-by-step explanation:
If your cake looks done outside but remains uncooked/gooey in the center, it means that its not completely cooked. Always insert a skewer in the center of the cake towards the finishing time to see if it comes out clean. If it doesn't then cook for few minutes more, and check after 5-10 minutes.
given a poisson distribution with a consistent average of 2 occurrences per interval, what is the probability that the number of occurrences per interval will be exactly 4? .1804 .0361 .0000 .0902
The probability of the number of occurrences per interval being exactly 4 is 0.0056 or approximately 0.56%. The correct answer choice from the given options is .0000, which is not the correct answer.
The probability of a Poisson distribution with an average of 2 occurrences per interval being exactly 4 can be calculated using the formula:
P(X=4) = (e^-λ * λ^x) / x!
where λ is the average number of occurrences per interval (2 in this case) and x is the number of occurrences we are interested in (4 in this case).
P(X=4) = (e^-2 * 2^4) / 4!
P(X=4) = (0.1353) / 24
P(X=4) = 0.0056
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how does DIAMETER of wire affect:
Strength
range
stiffness
The diameter of a wire significantly impacts its strength, range, and stiffness.
1. Strength: As the diameter of a wire increases, its overall strength improves. A larger cross-sectional area allows the wire to withstand greater forces before breaking. This is because the increased material can distribute force more effectively, resulting in enhanced tensile strength.
2. Range: The diameter of a wire also influences its range or length. Thicker wires tend to have shorter range capabilities compared to thinner wires. As the diameter increases, the weight and stiffness of the wire rise as well, making it harder to extend or coil over long distances. Conversely, thinner wires are more flexible and lightweight, enabling them to cover greater lengths.
3. Stiffness: Lastly, the diameter of a wire impacts its stiffness, which is the resistance of the wire to bending or deformation. With a larger diameter, the stiffness of the wire increases due to the higher amount of material present. This means that it requires more force to bend or change the shape of the wire, resulting in greater rigidity. On the other hand, wires with smaller diameters are more pliable and can easily be bent or manipulated.
In summary, the diameter of a wire plays a crucial role in determining its strength, range, and stiffness. Thicker wires exhibit enhanced strength and stiffness but may have limited range capabilities, while thinner wires are more flexible and suitable for longer distances but may not be as strong or rigid.
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For the function p defined by p(m) = 2m² - 4m +3, find p(√3).
A. 15.9
B.6-12√3
C. 9-4√3
D. 3-4√3
1
The value of p(√3) is 9 - 4√3. So, the correct answer is option C.
The given function is p(m) = 2m² - 4m + 3. We need to find the value of p(√3).
To find this, we substitute m = √3 in the expression for p(m):
p(√3) = 2(√3)² - 4(√3) + 3
= 2(3) - 4(√3) + 3
= 6 - 4√3 + 3
= 9 - 4√3
Therefore, the value of p(√3) is 9 - 4√3. So, the correct answer is option C.
817 inhabitants live in a village. Of them, 241 are children.
Of the adults, there are 56 more women than men in the village.
How many men live in the village?
The number of men living in the village is 260.
How do you solve a linear equation system?A collection of many linear equations that include the same variables is referred to as a system of linear equations. A linear equation system is often composed of two or more linear equations with two or more variables.A linear equation with two variables, x and y, has the following general form:
\(ax + by = c\)
Given:
Total inhabitants in the village: 817
Number of children: 241
There are 56 more women than men in the village
Total adults = Total inhabitants - Number of children
Total adults = 817 - 241
Total adults = 576
Let number of men in the village be 'x' and number of women in the village be 'y',
∴ y=x+56 (given) ..................(1)
Also, x+y=576 .................(2)
From equation (1) and (2),
x + (x + 56) = 576
2x + 56 = 576
2x = 576 - 56
2x = 520
x = 520 / 2
x = 260
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Factor completely. Use integers or fractions for any numbers in the expression
Answer:
(c-\(\frac{1}{5}\))(c+\(\frac{1}{5}\))
A survey was given to a random sample of 200 residents of a town to determine
whether they support a new plan to raise taxes in order to increase education
spending. Of those surveyed, 146 respondents said they were in favor of the plan.
Determine a 95% confidence interval for the proportion of people who favor the tax
plan, rounding values to the nearest thousandth.
A 95% confidence interval for the proportion of people who favor the tax plan, rounding values to the nearest thousandth, is 292.
What is a survey?In order to gather information about a service, product, or process, a survey is described as an act of looking at a process or questioning a predetermined sample of people.
Based on the given conditions, formulate: 200 x 146%
Calculate the product or quotient: 292
Round the number: 292.0
Therefore, rounding data to the nearest thousandth, a 95% confidence interval for the percentage of persons in support of the tax plan is 292,
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Here's a fun question:
Pewdiepie has 4 heart attacks from G-fuel in October and 6 heart attacks from G-fuel in November. How many heart attacks did Pewdiepie have in total?
Answer:
10. I feel bad for him.
Step-by-step explanation:
a cat scan produces equally spaced cross-sectional views of a human organ that provides information about the organ otherwise obtained only by surgery. suppose that a cat scan of a human liver shows cross-sections spaced 1.5 cm apart. the liver is 15 cm long and the cross-sectional areas, in square centimeters, are 0, 18, 58, 77, 94, 106, 118, 129, 63, 38, and 0. use the midpoint rule with n
The volume V of the liver is 1104 cm³
What is volume?
Volume is a measurement of three-dimensional space that is occupied. It is frequently expressed numerically using SI-derived units, as well as different imperial or US-standard units. Volume and the definition of length are related.
Here, we have
The given values span a distance of 10*1.5 cm = 15 cm.
Dividing this into 5 intervals of equal width, we find that each interval is (15 cm)/5 = 3 cm wide.
The midpoints will be odd multiples of 1.5 cm, corresponding to given values.
The volume can be estimated as
Volume = (3 cm)(18 cm^2) + (3 cm)(77 cm^2) + (3 cm)(107 cm^2) + (3 cm)(128 cm^2) + (3 cm)(38 cm^2)
= (3 cm)((18 + 77 + 107 + 128 + 38) cm^2)
= (3×368) cm³
= 1104 cm^3
Hence, the volume V of the liver is 1104 cm³
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Explain in detail which descriptive statistic (mean, median, or mode) you would utilize to communicate the typical service time to your boss for each shift and why. In your explanation, be sure to include which shift (morning or evening) has the quicker turn-around time.
If I am trying to communicate the typical service time for each shift, I would utilize the median. The reason is that the median is an appropriate measure of central tendency for skewed data distribution, which may be the case for service time data.
To determine the quicker turn-around time between morning and evening shifts, I would calculate the median service time separately for both shifts and compare them. The shift with the smaller median service time would have a quicker turn-around time as it reflects the middle value in a sorted list of observations.
For example, if we have service time data for the morning shift as follows: 2.5, 3, 4, 5, 6, 7, 8, 12, 15, 20 minutes, the median service time will be the middle value, which is 6 minutes. Similarly, if the service time data for the evening shift is 1, 2, 3, 4, 5, 5.5, 6, 7, 10, 12 minutes, the median service time will be the middle value, which is 5.5 minutes.
Comparing the two medians, we see that the evening shift has a smaller median service time (5.5 minutes) compared to the morning shift (6 minutes). This indicates that the evening shift has the quicker turn-around time in terms of service. Therefore, I would communicate to my boss that the evening shift has a quicker turn-around time than the morning shift based on the median service time.
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32 = 5u +3u solve for u
Answer:
u = 4
Step-by-step explanation:
32 = 5u + 3u = 8u ( divide both sides by 8 )
4 = u
Step-by-step explanation:
u=4 after you add or combine like terms , you then divide both sides by the same factor
I need help now, please. Please explain also. Thanks!
Which is NOT a reasonable domain value for Golf Galore?
a)1.5
b)2
c)-1
d)2.75
Answer:
C)-1
Step-by-step explanation:
You can not spend a negative hour playing golf.
The domain of the function, t = 25x + 12.50 is x ≥ 0, hence the negative value is not a part of the domain, so option C is correct.
What is function?
The function is a relationship between a set of potential outputs and a set of possible inputs, where each input has a single relationship with each output. This means that if an object x is present in the set of inputs (also known as the domain), then a function f will map that object to exactly one object f(x) in the set of potential outputs (called the co-domain).
Given:
The function of the total cost,
t = 25x + 12.50
Here when you put a negative value of x then the result will be negative, but the cost can not be negative and the value of time also can't be negative,
Domain of function = x ≥ 0
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according to a 2009 reader's digest article, people throw away approximately of what they buy at the grocery store. assume this is the true proportion, and you plan to randomly survey 100 grocery shoppers to investigate their behavior. what is the probability that the sample proportion exceeds ? round your answer to three decimal places.
Answer: The problem states that the proportion of people who throw away a portion of what they buy at the grocery store is p = 0.4. We want to find the probability that the sample proportion exceeds a certain value, which we will denote as p-hat.
The sample size is n = 100, which is large enough to use the normal approximation to the binomial distribution.
The formula for the standard error of the sample proportion is:
SE = sqrt[p * (1 - p) / n]
Substituting the values given in the problem, we get:
SE = sqrt[0.4 * 0.6 / 100] = 0.049
To find the z-score corresponding to a sample proportion of , we use the formula:
z = (p-hat - p) / SE
Substituting the values given in the problem, we get:
z = ( - 0.4) / 0.049 = -2.04
Using a standard normal table, we find that the probability of obtaining a z-score of -2.04 or lower is 0.0207. Therefore, the probability that the sample proportion exceeds is approximately 0.0207, rounded to three decimal places.
Step-by-step explanation:
sketch graph. then identify the domain and range of each. you may use either method of graphing. X/Y table or graph by transformation
The range of the function is all values of y such that y is greater than or equal to -3. So, the range is [-3, infinity).
What is function?In mathematics, a function is a rule that assigns a unique output for each input in a set. The set of inputs is called the domain, while the set of outputs is called the range. Functions can be represented in various forms, such as an algebraic expression, a table of values, a graph, or a set of ordered pairs. Functions are essential in mathematical modeling, problem-solving, and data analysis in various fields such as science, engineering, economics, and finance.
Here,
The domain of this function is all values of x such that x - 1 is greater than or equal to zero, which means x is greater than or equal to 1. So, the domain is [1, infinity).
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How to find the variance of uniform distribution?
We can find the variance of a uniform distribution, using the following formula: Variance = (b - a)² / 12. Here: a is the lower limit of the uniform distribution, b is the upper limit of the uniform distribution.
The formula for the variance of a uniform distribution is based on the fact that the variance of a continuous uniform distribution is equal to the square of the range (i.e., the difference between the upper and lower limits) divided by 12.
For example, let's say we have a uniform distribution between 0 and 10. To find the variance, we would use the formula:
Variance = (10 - 0)² / 12
Variance = 100 / 12
Variance = 8.33
Therefore, the variance of a uniform distribution between 0 and 10 is 8.33.
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The width w is less than 10 inches
Answer:
w - 10
Step-by-step explanation:
Substract 10 from W --> w - 10
What is the formula for the circumference of a circle? c = pi r squared c = 2 pi r c = 2 pi r squared c = pi r cubed
The formula for the circumference of a circle is "c = 2 pi r", where "c" represents the circumference, "pi" represents the mathematical constant pi (approximately equal to 3.14159), and "r" represents the radius of the circle.
This formula relates the distance around a circle to its size, and is useful for calculating various measurements related to circles, such as arc length and sector area. It is important to note that the formula for the circumference of a circle assumes the circle is a perfect, unbroken curve, and thus may not be accurate for circles that are not perfectly round.
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find the cube of 4 1/3
Answer:
10648/27
Step-by-step explanation:
4 1/3=22/3
\((\frac{22}{3})^{3}\)= 10648/27
Julie gets a pre-paid cell phone. Initially she has $40 balance on the phone. She talked to her mom for 5 minutes and her balance is now $39.25. She talked to her sister for 30 minutes and her balance is now $34.75. What will her balance be after she has talked for 75 minutes? A painter is going to charge $90 for paint. Painting your bedroom takes 1 hour and costs $125. Painting your kitchen takes 4 hours and costs $230. How much will it cost to paint the outside of your house if it will take 10 hours?
Which problem is linear? And show the equation table slope calculation after you figured out which problem is linear
The relationship between the balance in the phone and the number of
minutes of talking is a linear relationship.
Her balance after talking for 75 minutes is $28.75The cost to paint the outside of the house is $350Reasons:
First question
Initial balance in Julie's phone = $40
The balance after talking for 5 minutes = $39.25
Her balance after talking for 30 minutes = $34.75
Required:
Her balance after she has talked for 75 minutes
Solution:
\(The \ rate \ of \ change \ of \ her \ balance =\dfrac{34.75 - 39.25}{35 - 5 } = -0.15\)
Therefore, the rate of change of her balance with time = -0.15 Dollars/minute
The equation for her balance is; y - 39.25 = -0.15 × (x - 5)
y = -0.15·x + 0.75 + 39.25 = -0.15·x + 40
y = 40 - 0.15·x
When x = 75, y = 40 - 0.15×75 = 28.75
Her balance after talking for 75 minutes = $28.75Second question:
The amount charged for paint = $90
Number of hours to paint the bedroom = 1 hour
Cost to paint the bedroom = $125
Number of hours to paint the kitchen = 4 hour
Cost to paint the kitchen = $230
The cost to paint per hour is therefore;
\(Cost \ per \ hour =\dfrac{230- 125}{4 - 1 } = 35\)
The cost to paint per hour = $35 /hour
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A bookstore offered mystery bags each containing 12 books. The quantity of each type of book was the same in
each mystery bag. A shopper bought 3 mystery bags and found that 6 books were spy novels.
Based on this information, which prediction can the shopper make about buying mystery bags in the future?
A.There will be 4 more spy novels in 8 bags than in 6 bags
B.There will be 2 more spy novels in 6 bags than in 4 bags.
C.There will be 1 more spy novel in 9 bags than in 8 bags.
D.There will be 6 more spy novels in 10 bags than in 8 bags.
The prediction thay the shopper can make about buying mystery bags in the future is A.There will be 4 more spy novels in 8 bags than in 6 bags.
How to calculate the value?Since the shopper bought 3 mystery bags and found that 6 books were spy novels, it means that there are 6/3 = 2 spy novels in each bag.
There, the prediction thay the shopper can make about buying mystery bags in the future is that there will be 4 more spy novels in 8 bags than in 6 bags.
This is because there's an extra 2 bags which will be equal to 4 spy novels
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Directions: Find the specified term of the geometric sequences given the first term and the common ratio.
Step-by-step explanation:
As you know
\( a_{n} = a_{1} \times {r}^{n - 1} \)
1.
\(3 \times {3}^{4} = {3}^{5} \\ 3 \times {3}^{6} = {3}^{7} \\ 3 \times {3}^{8} = {3}^{9}\)
2.
\(2 \times {2}^{4} = {2}^{5} \\ 2 \times {2}^{6} = {2}^{7} \\ 2 \times {2}^{8} = {2}^{9}\)
3.
\( - \frac{1}{2} \times {( - 6)}^{4} = { \frac{ - 1}{2} } \times {6}^{4} \\ - \frac{1}{2} \times {( - 6)}^{6} = { \frac{ - 1}{2} } \times {6}^{6} \\ - \frac{ 1}{2} \times {( - 6)}^{8} = { \frac{ - 1}{2} } \times {6}^{8} \)
If a series of rigid transformations maps ∠F onto ∠C where ∠F is congruent to ∠C, then which of the following statements is true?
The statement that is true ,congruence of corresponding angles is preserved under rigid Transformations.
If a series of rigid transformations maps ∠F onto ∠C, where ∠F is congruent to ∠C, it implies that the two angles have the same measure or size. Given this information, the following statement is true:
The congruence of corresponding angles is preserved under rigid transformations.
Rigid transformations, such as translation, rotation, and reflection, preserve the size, shape, and angles of geometric figures. When ∠F is congruent to ∠C, it means that the measures of the angles are equal.
By applying a series of rigid transformations that map ∠F onto ∠C, the congruence between the two angles is maintained. This means that the resulting transformed angle, after the series of transformations, will still have the same measure as the original angle.
In other words, if ∠F and ∠C are congruent, the rigid transformations will preserve the equality of their measures. Therefore, the congruence between the corresponding angles is maintained throughout the series of rigid transformations.
It is important to note that congruent angles have equal measures, but their orientations or positions may differ. Rigid transformations do not change the measure of angles but can alter their positions or orientations in space.
Hence, the statement that is true in this context is:
The congruence of corresponding angles is preserved under rigid transformations.
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Given the following function definition, what would the statement print(magic(5)) display?
def magic(num):
x = num - 3
return x + 2 * 10
22 would be displayed by command print(magic(5)).
The statement print(magic(5)) would display the result of the magic function when called with an argument of 5.
The print function is a commonly used function in programming languages that allows you to display output to the console or terminal. It is used to output text, variables, or other data to the standard output device.
Substituting num = 5 into the function definition, we get:
x = num - 3 = 5 - 3 = 2
return x + 2 * 10 = 2 + 20 = 22
Therefore, print(magic(5)) would display 22.
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When salving an inequality, when must you reversed he inequality.
Answer:Flip the inequality sign when you multiply or divide both sides of an inequality by a negative number. You also often need to flip the inequality sign when solving inequalities with absolute values
Step-by-step explanation:Hope this helped u kind sir or ma'am also may i plz have brainlist?
Question 2*
10 poir
2
A bacterium has a radius of 3. 6 x 10-9 meters. What is the radius of this bacterium in
standard notation?
F 0. 0000000036 meters
G 0. 0000036 meters
H 0. 000000000036 meters
J 0. 000000036 meters
F) Option F
G) Option G
H) Option H
О
J) Option J
URGENT 10 POINTS
Determine whether the given value is from a discrete or continuous data set. when a truck is randomly selected, it is found to have a length of 20 feet.
The length of a truck is an example of a continuous data set, and 20 feet is just one possible value within that range.
The given value, "a truck with a length of 20 feet," is an example of a continuous data set.
Continuous data refers to values that can take on any numerical value within a range, with no gaps or interruptions. In this case, the length of a truck can take on any value between 0 and some maximum length, with no gaps or interruptions in between.
In contrast, discrete data refers to values that can only take on certain specific values, usually integers. For example, the number of tires on a truck is a discrete data set because it can only take on integer values (e.g. 4, 6, 8).
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explain the process of changing radical expressions to rational
Answer:
Take the expression x^2/3 which has an exponent of 2/3. The top of the fraction refers to the power - that is x^2 ( x squared). and the 3 indicates a cubic root.
So in radical form it is ∛(x^2)
Converting radical to exponent an example would be
∛(x^5) = x^(5/3)
Step-by-step explanation:
hope this helps.