plss help i’ll give brainliest thank you!
Answer:
D
Step-by-step explanation:
As,
-10 is always greater than -13
Hence, -13 < -10
work out 4x(2x10^2) answer in standard form
Answer:
Step-by-step explanation:
nai dunga
eleven decreased by a number is at most nineteen
Pls make it into a expression
Answ
n-11 ≤ 19
or 11-n ≤ 19
Step-by-step explanation:
Mrk ME BRAINLIEST PLZZZZZZZZZZZZ
Which transformation represents the dilation? How can you tell?
Answer:
A dilation is a type of transformation that enlarges or reduces a figure to create a new figure, If the scale factor is between 0 and 1 the image is a reduction. If the scale factor is greater than 1, the image is an enlargement
grade 9 math
useing frist diff is this a linear relation yes or no show your work
Answer:
not linear since all first differences are not equal
Step-by-step explanation:
To find the first differences, subtract each y value from the next y value.
Use only y values.
here are the 4 first differences you need to calculate.
1 - 0 = 1
4 - 1 = 3
9 - 4 = 5
16 - 9 = 7
Now you place them in the appropriate column in the table.
x y first difference
0 0 1
1 1 3
2 4 5
3 9 7
4 16
If the first differences were all equal, the function would be a linear function.
In this case, the first differences are all different, 1, 3, 5, 7, so the function is not linear.
1) 13.111713
What is the decimal place
Answer:
millionths
Step-by-step explanation:
Answer:
The decimal place is the millionths place
Step-by-step explanation:
We know this because there are 6 decimal places and after the decimal point some of the names of each place from left to right are:
tenths, hundredths, thousandths, ten thousandths, hundred thousandths, millionths, etc.
As you can see the 6th term is named millionths
Question 2 of 10
Which situation shows a constant rate of change?
A. The amount raised by a booster club compared with the number
of raffle tickets sold
B. The weight of a kitten compared with its age in months
C. The number of goals scored in a soccer game compared with the
minutes played
D. The height of a paper airplane over time
The amount raised by a booster club compared with the number of raffle tickets sold shows a constant rate of change;
A constant rate of change is realized when a change in one situation always results in a change in another. In the scenario of a booster club that regularly sells raffle tickets, the more tickets it sells, the higher the club gets.
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a manufacturer of potato chips would like to know whether its bag filling machine works correctly at the 411.0 gram setting. it is believed that the machine is underfilling the bags. a 35 bag sample had a mean of 406.0 grams. a level of significance of 0.05 will be used. state the hypotheses. assume the standard deviation is known to be 25.0.
Using a 35-bag sample with a mean of 406.0 grams, a known standard deviation of 25.0 grams, and a level of significance of 0.05, you can perform a one-tailed Z-test to determine whether to reject or fail to reject the null hypothesis.
To test if the potato chip manufacturer's bag filling machine is working correctly at the 411.0-gram setting, we will state the hypotheses using the given terms.
Null Hypothesis (H0): The machine fills bags correctly, with a mean weight of 411.0 grams (µ = 411.0 grams)
Alternative Hypothesis (H1): The machine is underfilling bags, with a mean weight less than 411.0 grams (µ < 411.0 grams)
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The mean sustained wind velocity, v, can be determined by the equation v = 6.3 StartRoot 1013 minus p EndRoot, where p is the air pressure, in millibars, at the center of the hurricane. What is the approximate air pressure at the center of a hurricane when the mean sustained wind velocity is 64 meters per second?
Answer:
909.8 millibars.
Step-by-step explanation:
The mean sustained velocity, v be determined by the equation:
\(v=6.3\sqrt{1013-p}\), where p is the air pressure, in millibars, at the center of the hurricane.
Given that: v=64 meters per second, we are to find the value of p.
\(64=6.3\sqrt{1013-p}\\$Square both sides to eliminate the square root sign\\(64)^2=(6.3\sqrt{1013-p})^2\\4096=39.69(1013-p)\\$Divide both sides by 39.69$\\\dfrac{4096}{39.69}=1013-p\\ $Therefore:$\\p=1013-\dfrac{4096}{39.69}\\\\p=909.8$ millibars\)
The approximate air pressure at the center of a hurricane when the mean sustained wind velocity is 64 meters per second is 909.8 millibars.
Answer:
D
Step-by-step explanation:
Let E be the whole set of roots of the equation | 2x − 3 | = 7.
Answer:
x=-2,5
Step-by-step explanation:
2x-3=7
2x-3=-7
x=-2,5
e. You are buying fruit directly from the market and selling it to your neighbours friends and family. Last weekend you bought 3 boxes of bananas. Each box contained 12 bunches of 12 bananas each. Each box cost you R75. You managed to sell 80 % of the bananas at 65c each before the rest were too ripe to sell and you had to throw them away. I made a profit loss of (amount).
They suffer loss by selling bananas at 65c.
What is Percentage?To determine the quantity or percentage of something in terms of 100, use the percentage formula. Per cent simply means one in a hundred. With the percentage formula, a number between 0 and 1 can be expressed. A number that is expressed as a fraction of 100 is what it is. It is mostly used to compare and determine ratios and is represented by the symbol %.
Given:
Cost of one box = R75
Then, cost of three boxes = R75 x 3
= R225
Now, one box has 12 bunches of 12 bananas each.
Then, one box contain = 12 x 12 = 144 bananas
and, 3 box contain = 144 x 3 = 432 Bananas
If managed to sell 80 % of the bananas then they sold
= 432 x 0.8 = 346 Bananas
So, they earned by selling those bananas
= 346 x 0.65
= R224.9
Thus, they suffer loss.
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n a simple linear regression model, y = ß 0 ß 1 x ε the parameter ß 1 represents the _____. a. intercept b. error term c. slope of the true regression line d. mean value of x
The simple linear regression line is found to be y = a + bx.
In a simple linear regression model, y = ß0 + ß1x + ε, the parameter ß1 represents the slope of the true regression line.
ß1 is used in simple linear regression to represent the change in y for each unit increase in x.
When x changes by 1 unit, ß1 represents how much y will change.
The slope is positive when y and x are both increasing and negative when y decreases as x increases.
This is why the slope is negative.
When the slope is zero, there is no correlation between y and x.
This would be demonstrated by a scatter plot in which the points are dispersed randomly around the horizontal axis without following any discernible trend.
When the slope is positive, the data points are rising from left to right. This may be seen as a line sloping upward. If the slope is negative, the points are descending from left to right and form a line sloping downward.
Therefore, we may correctly infer that ß1 represents the slope of the true regression line.
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Suppose you have an SLR model for predicting IQ from height. The estimated coefficient for height is positive. Now, we add a predictor for age to create an MLR model. After fitting this new model, the estimated coefficient for height must be:
When you add a fitting this new model, the estimated coefficient for height must be Different, but still positive.
What is the SLR model about?If there is a positive correlation but negative regression coefficient it means that the influence or the effect of the intercorrelations that exist between the independent variables may be negative when there is a positive correlation coefficient that exist between the variable and the dependent variable.
Therefore When you add a fitting this new model, the estimated coefficient for height must be Different, but still positive.
See full question below
Suppose you have an SLR model for predicting IQ from height. The estimated coefficient predictor for age to create an MLR model. After for height is positive. Now, we add a fitting this new model, the estimated coefficient for height must be:
Exactly the same as the SLR model Different, but still positive Zero Negative None of the aboveLearn more about SLR model from
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free bilirubin is transported by the blood to the liver. TRUE OR FALSE
True, free bilirubin is transported by the blood to the liver.
Macrophages begin the disposal of hemoglobin by separating the heme from the globin. They hydrolyze the globin into free amino acids, which can be used for energy-releasing catabolism or recycled for protein synthesis.
Bilirubin
Bilirubin is a red-orange compound that occurs in the normal catabolic pathway that breaks down heme in vertebrates. This catabolism is a necessary process in the body's clearance of waste products that arise from the destruction of aged or abnormal red blood cells.
Hemoglobin
Hemoglobin is a protein in your red blood cells that carries oxygen to your body's organs and tissues and transports carbon dioxide from your organs and tissues back to your lungs.
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an amusement park ride consists of a large vertical wheel of radius r that rotates
The best description of the passenger's linear and angular velocity while passing point A is option d) Linear Velocity Constant, Angular Velocity Constant.
When the passenger is at point A, which is the highest point of the ride, the seat exerts a normal force with a magnitude of 0.8F, where F represents the person's weight. This normal force provides the necessary centripetal force to keep the person moving in a circular path. At this point, the passenger's linear velocity remains constant, as there is no change in speed.
Since the passenger releases a small rock without hitting anything, there are no external torques acting on the system. Therefore, according to the law of conservation of angular momentum, the passenger's angular velocity remains constant as well. The angular velocity is determined by the rotational motion of the wheel and does not change as the passenger passes point A.
Therefore, the passenger's linear velocity is constant, and their angular velocity is also constant while passing point A, resulting in the most accurate description being d) Linear Velocity Constant, Angular Velocity Constant.
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Please answer the 2 question.
Will be marked
Answer:
1. 12.6 2. 21.4
Step-by-step explanation:
1. c=2piR, so if the radius is 2, then 2 times 2 then times 3.14= 12.6(rounding to the nearest tenth)
2.i already explained the formula, so it should be 3.4*2 then times 3.14= 21.4
A man borrows #760 at 4% and of the first year he pays back #270 after another year he repays #280. At the end of the third year he clears the debt completely. what is his final payment ?
His final payment will be $271.66464 at the end of the third year.
What is compound interest?The term "compound interest" refers to interest that is added back to the principal amount during each compounding period.
Compound interest is calculated using the formula
A = P(1+r )ⁿ, where
P = principal balance,
r = interest rate,
n = number of periods.
Given that a man borrows $760 at 4% and of the first year he pays back $270.
Amount owned by him at the end of the first year after repaying $270 = (1+4%)760 - 270
= 1.04×760 - 270
= $520.4
Amount owned by him at the end of the second year after repaying $280 = (1+4%)520.4 - 280
= 1.04×520.4 - 280
= 541.216 - 280
= $261.216
Let his final payment be x.
So, the amount owned by him at the end of the third year will be 0.
⇒ (1+4%)261.216 - x = 0
⇒ 1.04×261.216 - x = 0
⇒ 271.66464 = x
Therefore, his final payment will be $271.66464.
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the administration team compiled test results for those who had been tested for strep throat in a random sample of 400 sick patients who had been tested. the following relative frequency table shows the data. positive negative total has the flu 54% 6% 60% does not have the flu 8% 32% 40% total 62% 38% 100% based on the data, what is the ratio of false positives to true positives? 6 over 32 8 over 6 8 over 54
The ratio of false positives to true positives is 8 over 54.
According to the Question
Results of a strep throat test performed on a sample of 400 ill people are displayed in the table's data. People who have the flu and those who don't are separated into two categories. The patients are then separated into groups based on whether they tested positive or negative for strep throat within each of these categories.
We must first define what a true positive and a false positive are in order to calculate the ratio of false positives to true positives. A patient who tests positive for strep throat but does not actually have the illness is said to have a false positive. The 8% of patients in this instance who tested positive for strep throat but did not have the flu would fall under that category. A patient who tests positive for strep throat and truly has the illness is said to have a true positive. That would be the 54% of patients who tested positive for both the flu and strep throat in this instance.
We divide the percentage of false positives (8%) by the percentage of true positives (54%), which gives us the ratio of false positives to true positives.
As a result, the ratio becomes 8% / 54%, or 8/54.
It's critical to remember that this ratio is dependent on the sample and test performed and may not be the same for different populations or testing methodologies.
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How to convert mC to c?
To convert millicoulomb (mC) to coulomb (C) divide C by 1000.
What is electric charge?
Subatomic particles have a characteristic known as "electric charge" that makes them experience force while in an electric and magnetic field.
Protons and electrons are the most prevalent charge carriers for the positive and negative forms of electric charges, respectively.
The coulomb is used to measure electric charge.
"The amount of charge transported in one coulomb in one second."
The definition of a coulomb is expressed mathematically as -
Q = I · t
In the equation, Q is the electric charge, I is the electric current and t is the time.
1 coulomb of charge consists of 1000 millicoulomb charge.
To convert millicoulomb to coulomb use the formula -
mC = C/1000
So, 1 Millicoulomb [mC] = 0.001 Coulomb [C].
Therefore the value of 1 mC is 0.001 C.
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Mario needs 32.5 m of chain link fence to enclose his garden. The cost of the fence is $6.88 per meter.
What is Mario's total cost?
$22.35
$22.36
$223.50
$223.60
The names of the automobile manufacturer of the car that you drive is what type of variables ( scales of measurement)
The type of variable that represents the names of the automobile manufacturers would be the categorical variable.
What are variables in research work?A variable is defined as the quantity that may change within the context of a mathematical problem, research work or an experiment.
There are various types of variables that include the following:
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a company’s market share went from 50 to 65 percent of the total market. of the following choices, which two statements about the company's market shares are true?
The two statements that are true about the company's Market share going from 50 to 65 percent of the total market . The initial market share and multiply by 100, which gives 30 percent. Option B is correct answer.
The two statements that are true about the company's market share going from 50 to 65 percent of the total market are:
The company's market share increased by 30 percent: The difference between the initial market share of 50 percent and the final market share of 65 percent is 15 percentage points. To calculate the percentage increase, we can divide the difference by the initial market share and multiply by 100, which gives (15/50) x 100 = 30 percent.
The company's relative market position improved: With a market share of 65 percent, the company now holds a greater proportion of the total market than before. This means that its relative market position has improved compared to its competitors, who have a smaller share of the market. This could translate into increased bargaining power, profitability, and other benefits for the company.
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a company’s market share went from 50 to 65 percent of the total market. of the following choices, which two statements about the company's market shares are true?
A) 40
B) 30
C) 35
D) 45
9. The perimeter of the rectangle below is 65 inches.
2x
a. What is the value of x?
32x + 1
b. What are the dimensions of the rectangle?
65*2x=_________
32x+1=_________
x=65*2x=32x+1
`this is the solution `
write the expanded expression for [2×3]^5didn't you write each term of the expanded expression as a product of two single powers
[2×3]^5 = ( 2^5 ) * (3^5) = 32 * 243 =7,776
we have used the rule
transformation of y=4cot(2x)-1
I need to know how to solve for the parent functions for the middle,right, and left
The requried parent function of the given function y = 4cot(2x) - 1 is the cotangent function, which has the equation y = cot(x).
What is the transformation of geometry over the coordinate plane?Transform the shapes on a coordinate plane by rotating, reflecting, or translating them.
Here,
The parent function of the given function y = 4cot(2x) - 1 is the cotangent function, which has the equation y = cot(x).
To obtain the transformations of the given function, we need to compare it to the parent function y = cot(x) and identify any changes in amplitude, period, phase shift, and vertical shift.
The parent function for the middle is y = cot(x), which has no vertical or horizontal shifts, and no vertical stretching or compression.
The parent function for the right is y = cot(x - c), where c is a positive constant, which has a horizontal shift to the right by c units, and no vertical shifts or stretching/compression.
The parent function for the left is y = cot(x + c), where c is a positive constant, which has a horizontal shift to the left by c units, and no vertical shifts or stretching/compression.
Vertical stretching by a factor of 4,
Horizontal compression by a factor of 2 (shortening of the period to π/2),
No horizontal shift (same phase shift of π/2),
Vertical shift downward by 1 unit.
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An air traffic controller is tracking two planes. To start, Plane A is at an altitude of 3500 feet and Plane B is at an altitude of 1970 feet. Plane A is gaining altitude
at 40.25 feet per second and Plane B is gaining altitude at 65.75 feet per second.
How many seconds will pass before the planes are at the same altitude
What will their height be when they’re at the same altitude
60 seconds long will it take for the planes to reach the same altitude.
Given that,
Two planes are being monitored by an air traffic controller. Plane A is initially at an altitude of 3500 feet, while Plane B is initially at a height of 1970 feet. The altitude of Plane A is increasing at a rate of 40.25 feet per second, while Plane B is doing so at a rate of 65.75 feet per second.
We have to find how long will it take for the planes to reach the same altitude.
Let us take x as the number of seconds in time.
We get,
3500+40.25x for Plan A.
1970+65.75x for Plan B.
Take,
3500+40.25x=1970+65.75x
3500-1970=65.75x-40.25x
1530=25.5x
x=1530/25.5
x=60
Therefore, 60 seconds long will it take for the planes to reach the same altitude.
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are there more ways to shuffle a deck of cards than atoms
There are 8.0658 × \(10^{67}\) more form to shuffle a deck of cards than atoms.
What is the factorial?
Factorial is an important function, which is used to find how many ways things can be arranged or the ordered set of numbers.The factorial of a whole number is the function that multiplies the number by number below it.
The number of ways to shuffle a deck of cards is astronomically large, far greater than the estimated number of atoms in the observable universe.
A standard deck of 52 playing cards can be arranged in 52 factorial ways, denoted as 52!. This means multiplying all the positive integers from 1 to 52 together:
52! = 52 × 51 × 50 × ... × 3 × 2 × 1=8.0658 × \(10^{67}\).
Therefore,the exact value of 52! is an large number, approximately equal to 8.0658×\(10^{67}\).
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Determine whether the series is convergent or divergent.∑[infinity]n=14n+15−nIf it is convergent, find its sum. (If the quantity diverges, enter DIVERGES.)
This series is an arithmetic series, as the difference between consecutive terms is a constant, the series goes to infinity, meaning it has an infinite number of terms. Since the arithmetic series has an infinite number of terms, it is divergent. Therefore, the answer is DIVERGES.
To determine whether the series ∑n=1∞(4n+1)/(5−n) is convergent or divergent, we can use the ratio test:
lim┬(n→∞)|((4(n+1)+1)/(5-(n+1)))/((4n+1)/(5-n))|
= lim┬(n→∞)|(4n+5)(5-n)/(4n+1)(6-n)|
= 4/6 = 2/3
Since the limit is less than 1, the series is convergent by the ratio test.
To find the sum of the series, we can use the formula for the sum of a convergent geometric series:
S = a/(1-r)
where a is the first term and r is the common ratio. In this case, we have:
a = (4(1)+1)/(5-1) = 5/4
r = (4(2)+1)/(5-2) / (4(1)+1)/(5-1) = 13/6
Therefore, the sum of the series is:
S = (5/4) / (1-(13/6)) = 15/23
The given series is:
∑(4n + 15 - n) from n=1 to infinity.
First, simplify the series:
∑(3n + 15) from n=1 to infinity.
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Help me please I am having trouble figuring out the answer. Help me find the ratio.
Answer:
not equivalent to meteorologists ratio
Step-by-step explanation:
meteorologists ratio is
rainy days : sunny days = 2 : 5
last months weather is
rainy days : sunny days
= 10 : 20 ( divide both parts by LCM of 10 )
= 1 : 2 ← not equivalent to 2 : 5
3. Consider a polar curve r =-2 sin θ (a) Sketch the curve with the given polar equation by first sketching the graph of r as a function of θ in Cartesian coordinates. (b) Sketch the graph of the same polar curve but by converting it in to the Carte- sian form. (c) Are the graphs from Part(a) and Part(b) are same or different? Why?
The polar curve r = -2 sin θ can be graphed by first plotting the graph of r as a function of θ in Cartesian coordinates. To do this, we can set r = y and θ = x, and then plot the resulting equation y = -2 sin x.
This graph will have the shape of a sinusoidal wave with peaks at y = 2 and troughs at y = -2.
To sketch the same polar curve in Cartesian form, we can use the conversion equations x = r cos θ and y = r sin θ. Substituting in the given polar equation, we get x = -2 sin θ cos θ and y = -2 sin² θ. Simplifying these equations, we get x = -sin 2θ and y = -2/3 (1-cos² θ). This graph will have the shape of a four-petal rose.
The graphs from Part (a) and Part (b) are different because they represent different equations. Part (a) is the graph of y = -2 sin x, which is a sinusoidal wave. Part (b) is the graph of a four-petal rose. However, both graphs share some similarities in terms of their shape and symmetry. They are both symmetrical about the origin and have a repeating pattern.
In conclusion, we can sketch a polar curve by first graphing r as a function of θ in Cartesian coordinates and then converting it to Cartesian form. The resulting graphs may look different, but they often share similar patterns and symmetries.
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