Answer:
ios a
Step-by-step explanation:
Answer:
\(\Large \boxed{\sf A. \ True}\)
Step-by-step explanation:
Absolute value is the number's distance from zero.
The absolute value of a number is always non-negative because distance is not negative (without considering direction).
Multiple Choice Find the least common multiple of the following
numbers: 3, 4, 5, 6, 10, and 15.
A. 1
B. 15
C. 60
D. 54,000
Answer:
C. 60
Step-by-step explanation:
They all have a multiple f 60.
Which of the following best describe this graph?
skewed left
skewed right
uniform distribution
center near 5
center near 7
data spread from 3 to 9
does not have an outlier
The term that best describe this graph attached is
does not have an outlier
What is outlier?An outlier is a data point that significantly deviates from the general pattern or trend of a dataset. It is an observation that is noticeably different from other data points in terms of its magnitude or value.
Outliers can be either unusually high (positive outliers) or unusually low (negative outliers) compared to the rest of the data.
The graph is not exactly uniform even though it is not skewed
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The owner invested 18,400 in the company in exchange for its common stock. The company purchased 1,350 cash in supplies. The owner invested 11,700 of equipment for more common stock. The company purchased 370 of additional supplies on credit. The company purchased land for 10,700 cash
Answer:
Total expenses: $34,520
Money needed for profit: $34521
Is this a good idea: Not unless he is prepared for it to go under...
Step-by-step explanation:
There is a 22% chance it will rain tomorrow and a 6% chance of strong winds. What is the chance it will stay dry
Answer:
72% if I get it wrong then I'm really sorry
Step-by-step explanation:
Plot 1 7/8 abd 2 1/2 on the number line
What is greater -3 pi or -9
Felipe uploaded a funny viedo of his dog. The relationship between the elapsed time in days, d , since the viedo was first uploaded and the total number of views, v , that the viedo received is modeled by v=4^1.25d . Find the number of days it took Felipe's viedo to get 1024 views.
The number of days took to get the video of Felipe 1024 views is 4.
What is an Equation?An equation is the statement of two expressions located on two sides connected with an equal to sign. The two sides of an equation is usually called as left hand side and right hand side.
The relationship between the elapsed time in days, d, since the video was uploaded and the total number of views, v, that the video received is modeled by the equation,
v = 4^(1.25d)
We have to find d when v = 1024
1024 = 4^(1.25d)
We have the rule for exponents aᵇⁿ = (aᵇ)ⁿ
1024 = \((4^{1.25} )^d\)
1024 = (5.6569)^d
Taking logarithms on both sides,
㏒ (1024) = ㏒ [(5.6569)^d]
We have the exponent rule for logarithm, ㏒ (aᵇ) = b ㏒ (a)
㏒ (1024) = d ㏒ (5.6569)
d = ㏒ (1024) / ㏒ (5.6569)
d = 4
Hence it took 4 days to for Felipe's video to get 1024 views.
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PLS HELP WILL GIVE BRAINLIEST IF CORRECT (NO LINKS)
Find the measure of arc BC.
Answer: A 129
Step-by-step explanation:
Because the 2 chords are the same (lines in the circle), the 2 arcs are the same create an equation that makes them equal
3x+24 = 4x -11 >bring x to one side by subtracting both sides by 3x
24 = x -11 > add both sides by 11
35 = x
Now that we have solved for x you need to plug that back into the equation for BC
BC= 4x-11
BC = 4(35) - 11
BC = 140 - 11
BC = 129 >A
From 1985 to 2003, the total attendance A (in thousands) at NCAA women’s basketball games can be modeled by =−1.95^3 +70.1x^2 −188+2150 where x is the number of years since 1985.
a. What is the initial value of this function (the attendance in 1985)?
b. Find the attendance for the year 1998.
Answer:
21507269Step-by-step explanation:
We assume your intended attendance equation is ...
A = -1.95x^3 +70.1x^2 -188x +2150
a. For x=0 (corresponding to 1985), the first three terms are 0, so we have ...
A = 2150 . . . . the initial value of the function
__
b. For x=13 (corresponding to 1985) we have ...
A = ((-1.95(13) +70.1)(13) -188)(13) +2150 = (44.75(13) -188)(13) +2150
= 393.75(13) +2150 = 7268.75
Attendance in the year 1998 is modeled to be about 7269.
Use back-substitution to solve.
Answer:
x = -16, y = -10, z = 7
Step-by-step explanation:
z = 7
y+2z = 4
Substitute z=7
y +2(7) = 4
y +14=4
Subtract 14
y +14-14 = 4-14
y = -10
x-y+5z = 29
Substitute z=7 and y = -10
x - (-10) + 5(7) = 29
x+10 +35 = 29
x +45 = 29
Subtract 45
x = 29-45
x =-16
is y=-2x - 4 proportional?
Answer:
It does not represent a proportional relationship
Step-by-step explanation:
Answer:
It does not represent a proportional relationship
Step-by-step explanation For a line, the constant of proportionality is a fancy way to say the slope. It makes more sense without the intercept: y=2xclearly, the constant of proportionality is 2.
Find the distance between the point (5,12) and the line y = 5x + 12 (rounded to the nearest hundredth).
A. 1.36 units
B. 2.19 units
C. 4.81 units
D. 4.90 units
The distance between the point (5,12) and the line y = 5x + 12 is 4.90 units
How to find the distance between a point and a line?
If a point P with the coordinates (x₁, y₁), and we need to know its distance from the line represented by ax + by + c = 0
Then the distance of a point from the line is given by the formula:
d = (ax₁ + by₁ + c) / √(a² + b²)
Given: the point (5,12) and the line y = 5x + 12. The line can be written as
5x-y+12 = 0. Thus:
x₁ = 5, y₁ = 12, a = 5, b = -1, c = 12. Substitute these into the formula:
d = (ax₁ + by₁ + c) / √(a² + b²)
d = (5×5 + (-1×12) + 12) / √(5² + (-1)²)
d = 25/√26 = 4.90 units
Therefore, the distance between the point and the line is 4.90 units. Option D is the answer
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Select the graph of the solution. Click until the correct graph appears.
|x| + 3 > 7
pain ;-;
Answer:
C. is your answer
Step-by-step explanation:
On a coordinate plane, the vertices of a rectangle are (–1, 1), (3, 1), (–1, –4), and (3, –4). What is the perimeter of the rectangle?
Given that,
The vertices of a rectangle are (–1, 1), (3, 1), (–1, –4), and (3, –4).
To find,
The perimeter of the rectangle.
Solution,
Let the points are :
A(–1, 1), B(3, 1), C(3, –4) and D(–1, –4)
Let's find AB and BC using distance formula :
\(AB=\sqrt{(3-(-1))^2+(1-1)^2} \\\\=4\ \text{units}\)
\(BC=\sqrt{(3-3)^2+(-4-1)^2} \\\\=5\ \text{units}\)
The perimeter of a rectangle = 2(sum of two adjacent sides)
= 2(AB+BC)
= 2(4+5)
= 18 units
So, the perimeter of the rectangle is 18 units.
given 3x+y=7
2x-4y=1
if solving by substittution which is equalvent?
a. 3(4y+1)+y=7
b. 2x-4(3x+7)=1
c. 3(1-4y)+y=7
d. 2x-4(7-3x)=1
pls help fast
35
Which ratio indicates the percentage of your income that you are using to pay all of your debts?
(A) Savings ratio
(B) Emergency fund ratio
Consumer debt-to-income ratio
D) Total debt-to-income ratio
The ratio that indicates the percentage of income used to pay all debts is D) the Total debt-to-income ratio.
What is a ratio?A ratio is the relative size of a value contained in another.
A ratio can be described also as the proportion of another value. We compute the ratio as the quotient of the numerator and the denominator.
Ratios are fractional values and are depicted as fractions, decimals, or percentages.
Thus, the ratio of all debts is not the savings ratio, the emergency fund ratio, the consumer debt-to-income ratio, but Option D.
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A submarine was 350 feet below sea level. Then, it rose 75 feet, before diving back down another 100 feet. What is the current elevation of the submarine?
Which graph below best represents y = -2x +3?
Answer:
A.
Step-by-step explanation:
It's a little blurry to see the answers but I can assure you that A is the best answer because C has a y-intercept of 2 while A is higher in which it is placed at 3.
The question is asked in the attached file,. Kindly someone answer it in the best way.
According to the Empirical Rule, 99.7% of the measures fall within 3 standard deviations of the mean in the normal distribution.
What does the Empirical Rule state?The Empirical Rule states that, for a normally distributed random variable, the symmetric distribution of scores is presented as follows:
The percentage of scores within one standard deviation of the mean of the distribution is of approximately 68%.The percentage of scores within two standard deviations of the mean of the distribution is of approximately 95%.The percentage of scores within three standard deviations of the mean off the distribution is of approximately 99.7%.More can be learned about the Empirical Rule at https://brainly.com/question/10093236
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For which of the following displays of data is it not possible to find the mean histogram frequency, table, stem, and leaf plot doc plot
The mean from a Histogram, table, and dot plot, it is not possible to determine the mean directly from a stem-and-leaf plot.
Out of the given options, the display of data for which it is not possible to find the mean is the stem-and-leaf plot.
A histogram displays data in the form of bars, where the height of each bar represents the frequency of data within a specific range. From a histogram, it is possible to calculate the mean by summing up the products of each value with its corresponding frequency and dividing it by the total number of data points.
A table presents data in a structured format, typically with rows and columns, allowing for easy calculation of the mean. By adding up all the values and dividing by the total number of values, the mean can be obtained from a table.
A stem-and-leaf plot organizes data by splitting each value into a stem (the first digit or digits) and a leaf (the last digit). While a stem-and-leaf plot provides a visual representation of the data, it does not directly provide the frequency or count of each value. Hence, it is not possible to determine the mean directly from a stem-and-leaf plot without additional information.
A dot plot represents data using dots along a number line, with each dot representing an occurrence of a value. Similar to a histogram and table, a dot plot allows for the calculation of the mean by summing up the values and dividing by the total number of data points.
In summary, while it is possible to find the mean from a histogram, table, and dot plot, it is not possible to determine the mean directly from a stem-and-leaf plot.
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if you get it right ill mark brainliest
Answer:
Step-by-step explanation:
? i cant see what the page is
Bob took his family out to lunch. He bought 3 hot dogs and 2 hamburgers for $11. If the guy in front of him bought 2 hot dogs and 4 hamburgers for $16, what is the cost of one hamburger?
Answer:
Hotdog: $1.50
Hamburger: $3.25
Step-by-step explanation:
You write down the 2 equations based off of the information as I did:
Let x = cost of a hotdog
Let y = cost of a hamburger
and so:
3x + 2y = 11
2x + 4y = 16
Now, we need to find x and y:
We will make both equations equal to y to compare them to each other.
2y = 11 - 3x
y = 5.5 - 1.5x
4y = 16 - 2x
y = 4 - 0.5x
4 - 0.5x = 5.5 - 1.5x
x = $1.5
Now plugging in x into the equation:
2(1.5) + 4y = 16
3 + 4y = 16
4y = 13
y = $3.25
And so hotdog = $1.5 and hamburger = $3.25
Mackenzie has a 30 ounce soft drink. She drinks 28 ounces. Enter the percentage of ounces Mackenzie has left of her soft drink. Round your answer to the nearest hundredth.
Answer:
100
Step-by-step explanation:
30-28=100 if u round it to thr nearest hundreth because
30 2-2=0
- 18-8=10
-28
10 rounded to tye nearest hunderth is 100
What are the distances from the point (x,y) to the focus of the parabola and the directrix? Select two answers. A.distance to the directrix: |y+6| B.distance to the focus: (x+4)2+(y−2)2√ C.distance to the directrix: |y−6| D.distance to the focus: (x−2)2+(y+4)2√ E.distance to the directrix: |x+6| F.distance to the focus: (x−2)2+(y+5)2√
Answer:
Option (A) and Option (D)
Step-by-step explanation:
Point on the parabola is (x, y).
Focus given as (2, -4) and directrix of the parabola is y = -6
Therefore, distance of the point from the directrix will be,
d = |(y + 6)|
Similarly, distance of the point (x, y) from the focus will be,
d = \(\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}\)
= \(\sqrt{(x-2)^2+(y+4)^2}\)
Therefore, Option (A) and Option (D) will be the correct options.
A 7-foot piece of twine costs $3.36. What is the price per inch?
Answer:
$0.04 per inch.
Step-by-step explanation:
A 7-foot piece of twine costs $3.36. To find the price per inch, we need to convert 7 feet to inches. Since 1 foot is equal to 12 inches, 7 feet is equal to 84 inches. Therefore, the price per inch is $3.36 divided by 84 inches which is equal to $0.04 per inch.
how do I work this out
Answer:
16
Step-by-step explanation:
4 x 4
The scores on a psychology exam were normally distributed with a mean of 52 and a standard deviation of 6. About what percentage of scores were less than 40?
Using the normal distribituion, it is found that 2.28% of of scores were less than 40.
Normal Probability DistributionIn a normal distribution with mean \(\mu\) and standard deviation \(\sigma\), the z-score of a measure X is given by:
\(Z = \frac{X - \mu}{\sigma}\)
It measures how many standard deviations the measure is from the mean. After finding the z-score, we look at the z-score table and find the p-value associated with this z-score, which is the percentile of X.In this problem, the mean and the standard deviation are given by, respectively:
\(\mu = 52, \sigma = 6\).
The proportion of scores that were less than 40 is the p-value of Z when X = 40, hence:
\(Z = \frac{X - \mu}{\sigma}\)
\(Z = \frac{40 - 52}{6}\)
\(Z = -2\)
\(Z = -2\) has a p-value of 0.0228.
2.28% of of scores were less than 40.
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Suppose that a household's monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, HCF). When graphed, the function gives a line with a slope of 1.45. See the figure below.
If the monthly cost for 22 HCF is $45.78, what is the monthly cost for 19 HCF?
Using a linear function, it is found that the monthly cost for 19 HCF is of $41.43.
What is a linear function?A linear function, in slope-intercept format, is modeled according to the rule presented below:
y = mx + b
In which the parameters of the function are described as follows:
The coefficient m is the slope of the function, representing the rate of change of the function, that is, the change in y divided by the change in x.The coefficient b is the y-intercept of the function, which is the value of y when the function crosses the y-axis(x = 0).As stated in the problem, the slope is of 1.45, hence:
y = 1.45x + b.
The monthly cost for 22 HCF is $45.78, hence when x = 22, y = 45.78, meaning that the intercept b can be found as follows:
45.78 = 1.45(22) + b
b = 45.78 - 1.45 x 22
b = 13.88.
Then the function is:
y = 1.45x + 13.88.
And the cost for 19 HCF is given by:
y = 1.45(19) + 13.88 = $41.43.
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Combine like terms 17y-15y
Answer:
2y
Step-by-step explanation:
Since 17y and 15y both have a y, you can combine it. You can subtract 17-15 to get 2, so the answer is 2y.
A red bowl, a green bowl, and a blue bowl are on the kitchen table. Alan places one egg into a randomly selected bowl. Then Bethany places one egg into a randomly selected bowl. X = # of eggs placed into the red bowl. Y = # of empty bowls at the end of the experiment. Draw a table describing the joint probability mass function of X and Y. (Advice: start by drawing a tree diagram.) Please show all steps.
There is insufficient information so the joint probability mass function of X and Y.
given that
there are three bowls they are a red bowl , a green bowl and a blue bowl are on the kitchen table
alan places one egg into a randomly selected bowl.
X = # of eggs placed into the red bowl
Y = # of empty bowls at the end of the experiment.
the joint probability mass function of X and Y
1. Not sufficient
R=5
let us consider when G = 2 , B = 1 => P(G) = 2/8
when G=1, B=2 => P(G) = 1/8
2. Not Sufficient
P(B) = 1/3 = x/3x
But this doesn't tell us anything about B or total because P(B) = 1/3 , but it could also be 2/6 or 3/9 so on..
So we can have different B . Thus we can have different G combinations.
Together - Not Sufficient
P(B) = x/(3x) , R = 5
P(G) = 1- P( not G )
= 1- P(R or B)
But we cannot calculate this with out knowing P(R) and P(B).
we cannot solve this problem because there is no proper information is given.
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