 
                                            Answer:
y = 3sin(2x+pi)
Step-by-step explanation:
We know that a is equal to 3 because the distance from 3 to the midpoint 0 is 3
We also know that is a phase shift of pi/2 as that is where the new start of our sine function lands
We know there is a compression of 2 as our period has changed from 2pi to pi
So naturally we change pi/2 to pi since we put the 2 inside the parenthesis
Best of luck
What is true? (Multiple answers can be selected).
17/3 is...
A) A natural number
B) A whole number
C) An Integer
D) A rational number
F) A irrational number
0 is...
A) A natural number
B) A whole number
C) An Integer
D) A rational number
F) A irrational number
3 is...
A) A natural number
B) A whole number
C) An Integer
D) A rational number
F) A irrational number
14 is... 
A) A natural number
B) A whole number
C) An Integer
D) A rational number
F) A irrational number
Answer:
17/3 is...
A) A natural number
B) A whole number
C) An Integer
D) A rational number <------- answer
F) A irrational number
0 is...
A) A natural number
B) A whole number <----- answer
C) An Integer <----- answer
D) A rational number <----- answer
F) A irrational number
3 is...
A) A natural number <----- answer
B) A whole number <----- answer
C) An Integer <----- answer
D) A rational number <----- answer
F) A irrational number
14 is...
A) A natural number <----- answer
B) A whole number <----- answer
C) An Integer <----- answer
D) A rational number <----- answer
F) A irrational number
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                                                the four walls and ceiling of a room are to be painted with five colors available. how many ways can this be done if bordering sides of the room must have different colors?
The required answer is 600 different ways to paint the room under the given conditions.
To paint the four walls and ceiling of a room with five colors available, ensuring bordering sides have different colors, follow these steps:
1. Choose a color for the first wall: You have 5 color options.
2. Choose a color for the second wall: Since it must be different from the first wall, you have 4 color options.
3. Choose a color for the third wall: It must be different from both the first and second walls, so you have 3 color options.
4. Choose a color for the fourth wall: It must be different from the first, second, and third walls, so you have 2 color options.
5. Choose a color for the ceiling: It can be any of the 5 colors, as it does not border any wall directly.
To calculate the total number of ways to paint the room, multiply the number of options for each step:
5 (first wall) * 4 (second wall) * 3 (third wall) * 2 (fourth wall) * 5 (ceiling) = 600 ways
So, there are 600 different ways to paint the room under the given conditions.
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please help me with question 1 and 2.
 
                                                Answer:
1 cone
Step-by-step explanation:
2. rectangular prism
Answer:
the first one is a cone
Step-by-step explanation:
the second one is a rectangular prism
To conduct a test of hypothesis with a small sample, we make an assumption that?
To conduct a test of hypothesis with a small sample, we make an assumption that the population is normally distributed .
What is normal distribution?
A probability distribution that is symmetric about the mean is the normal distribution, sometimes referred to as the Gaussian distribution. It demonstrates that data that are close to the mean occur more frequently than data that are far from the mean.
The normal distribution appears as a "bell curve" on a graph.
A probability bell curve is more properly described as the normal distribution.The mean and standard deviation of a normal distribution are 0 and 1, respectively. It has a kurtosis of 3 and zero skew.Not all symmetrical distributions are normal, but all normal distributions are symmetrical.Natural occurrences frequently resemble the usual distribution.To know more about normal distribution........
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2 times the square root of 25 plus the square root of negative 16
Answer:
10 + 4 i
fnjeob cbjkocbhv bjwokjnb jnokemnef
Answer:
10+4i
Step-by-step explanation:
2*√25 + √-16.
Given
2*5+4i
Simplify the sqrts. If you are wondering where I got "i" from, "i" is √-1. "i" is short for imaginary number because there is no real number that can be a square root of a negative number. I got the 4 because it is the square root of -16
10+4i
I multiplied the 2 and the 5. This is the simplest form because you cannot add imaginary and real numbers together.
bucket of grain needs to be lifted up to height of 20 m. The bucket weigh 2 kg. Initially, there is 15 kg of grain in the bucket. However, there is a small hole in it and by the time the bucket reached 10 m height, there is only 12 kg grain left in the bucket. If it is assumed that the grains leaks at a constant rate, how much work is required to raise the bucket and the grain to the top. Ignore the weight if rope/cable
The work required to raise the bucket and the remaining grain to the top is approximately 2,400 Joules.
To calculate the work required, we need to consider two components: the work required to lift the bucket and the work required to lift the remaining grain.
The work required to lift the bucket can be calculated using the formula:
Work_bucket = force_bucket * distance,
where force_bucket is the weight of the bucket and distance is the height it is lifted.
The weight of the bucket can be calculated as the product of its mass and the acceleration due to gravity:
Weight_bucket = mass_bucket * g,
where mass_bucket is the mass of the bucket (2 kg) and g is the acceleration due to gravity (9.8 m/s^2).
Substituting the values, we have:
Weight_bucket = 2 kg * 9.8 m/s^2 = 19.6 N.
The distance the bucket is lifted is 20 m.
Therefore, the work required to lift the bucket is:
Work_bucket = 19.6 N * 20 m = 392 J.
Next, we calculate the work required to lift the remaining grain. The weight of the remaining grain can be calculated in a similar way:
Weight_grain = mass_grain * g,
where mass_grain is the mass of the remaining grain (12 kg) and g is the acceleration due to gravity (9.8 m/s^2).
Substituting the values, we have:
Weight_grain = 12 kg * 9.8 m/s^2 = 117.6 N.
The distance the remaining grain is lifted is 10 m.
Therefore, the work required to lift the remaining grain is:
Work_grain = 117.6 N * 10 m = 1176 J.
To find the total work required, we add the work required to lift the bucket and the work required to lift the remaining grain:
Total work = Work_bucket + Work_grain = 392 J + 1176 J = 1568 J.
Therefore, the total work required to raise the bucket and the remaining grain to the top is approximately 2,400 Joules.
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the linear correlation coefficient for a sample is always a) greater than b) between -1 and 1, inclusive c) less than or equal to o
The linear correlation coefficient, which assesses the strength of the linear link between two variables, is always larger than zero for a sample.
The linear correlation coefficient is a statistical measure of the strength of the linear relationship between two variables. It is a measure of how closely the data points follow the linear trend of the data. This coefficient is always greater than zero, as it measures the strength of the linear relationship between two variables. A coefficient of zero means that there is no linear relationship between the two variables; a coefficient of one means that the two variables are perfectly linearly related. A coefficient of less than zero indicates an inverse relationship between the two variables, meaning that as one variable increases, the other variable decreases. The linear correlation coefficient is used in many different fields, including research and data analysis, to determine the strength of the linear relationship between variables. It can also be used in forecasting, as the coefficient can be used to predict the future values of the variables.
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2x+4x=6x-y. Which ordered pair is a solution to the equation?.
1. List the area of each shape on the lines below. Then, list the shapes in order of area from
greatest to least.
9 cm
11 cm
9.2 cm
A
B
11 cm
6 cm
С
8 cm
D
14.5 cm
11.3 cm
19 cm
Bzom
 
                                                Answer:
15.6 answer
marks as branilist
A wood board 59 inches long is cut into three parts. The first part is twice the
length of the second part. The third part is 5 less than the second part. How long
are the three parts?
Answer:
first part is 32 inches, second part is 16 inches, third part is 11 inches.
Step-by-step explanation:
2x + x + x - 5 = 59
4x + 64
x = 16.
we can then plug 16 in first parts expression, 2x, for 32. second part is just x so 16. 3rd part is 5 less, x-5, so 11.
Which inequality has the solution shown below?
 
                                                How many cans of paint are needed to cover an area of 2000?
The number of cans required to paint an area of 2000 square units is equal to 5 cans.
As given in the question,
Total area to be painted is equal to 2000 square units.
Area covered by one can of paint is equal to 400 square units
400 square units = 1 can of paint
⇒ 1 square units = ( 1 / 400 ) cans of paint
⇒ 2000 square units = ( 2000 / 400 ) cans of paint
⇒ 2000 square units = 5 cans of paint
Therefore, the number of cans required to paint an area of 2000 square units using given can is equal to 5 cans.
The above question is incomplete, the complete question is:
How many cans of paint are needed to cover an area of 2000 square units if one can of paint covers in area 400 square units?
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two vertical poles have heights of 6ft and 12 ft. two ropes are stretched from the top of each pole to the bottom of the other. how far above the ground do the ropes intersect each other? (r3 - similarity
The ground do the ropes intersect each other is at 4 ft.
AB and ED are the poles (perfectly vertical). BE and DA are the ropes that cross at C.
F is the point directly below C on the ground (line AE), which is perfectly flat and horizontal.
The vertical poles are part of parallel lines.
As a consequence, triangles ABC and DEC have congruent angles at B and E, and at A and D (alternate interior). Of course, ABC and DEC also have congruent angles at C (vertical angles).
Triangles ABC and DEC are similar, with corresponding sides in the ratio 2:1
\(\frac{AB}{DE}= \frac{BC}{EC}= \frac{AC}{DC}= \frac{2}{1}\)
In particular,
BC = 2EC and BE = BC + EC = 2EC + EC = 3EC
Right triangles ABE and FCE, with the same angle at E, are also similar, so
\(\frac{AB}{FC}= \frac{BE}{CE}= \frac{3EC}{EC3.1}\) --> AB = 3FC --> \(FC = \frac{AB}{3}= \frac{12 ft}{3} = 4ft\)
The ropes cross 4 ft above the ground.
Hence the answer is the ground do the ropes intersect each other is at 4 ft.
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Please help me out ..
 
                                                Answer:
the awnser is in the photo
I hope this helps you
 
                                                            A $400 table is on sale for 33% off. There is a 6.8% sales tax. How would you find the final price of the table?
Answer:
if i am right it 260
Step-by-step explanation:
A salesperson earns commission on the sales that she makes each month.
• The salesperson earns a 4% commission on the first $4,000 she has in sales.
• The salesperson earns a 6% commission on the amount of her sales that are greater than $4,000.
Part A
This month the salesperson had $9,000 in sales. What amount of commission, in dollars did she earn?
A $485
B $500
$460
$480
Part B
The salesperson earned $670 in commission last month. How much money, in dollars, did she have in sales last month?
Enter your answer in the box.
A. The answer for part A is $460.
B. The answer for part B is 11,166.67 dollars
What are the Profit and Loss?
A. To find the commission earned on the first $4,000 in sales, we can multiply $4,000 by 4% which is (4,000 * 0.04) = 160 dollars
To find the commission earned on the remaining amount of sales above $4,000, we can subtract $4,000 from $9,000 to find the amount of sales above $4,000 which is (9,000 - 4,000) = 5,000
then we can multiply $5,000 by 6% which is (5,000 * 0.06) = 300 dollars
So the total commission earned is 160 + 300 = 460 dollars.
So the answer for part A is $460.
B. To find the amount of money in sales, we can use the commission formula: commission = (sales * rate)
The commission rate for sales above $4,000 is 6% and the commission earned is $670.
So, we can set up the equation as : 670 = (sales * 0.06)
We can solve this equation to find the value of sales by dividing both sides of the equation by 0.06
sales = 670 / 0.06
sales = 11,166.67
So the answer for part B is 11,166.67 dollars.
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Find the volume of a sphere that has a radius of 2 yards. Round to the nearest hundredth.
Volume =______cubic yards
It should be 33.49 sorry if I’m a little off!
Evaluate the expression when m = 4 and n = 6.
(3m−n)^2+4m
Answer:
yor answer is 52
Step-by-step explanation:
A certain radioactive isotope decays at a rate of 0.175% annually Determine the half-life of this isotope, to the nearest year.
A. 172 years
B. 396 years
C. 286 years
D. 4 years
The half-life of the radioactive isotope, based on its decay rate of 0.175% annually, is approximately 396 years.
1. The decay rate of 0.175% annually means that the isotope decreases by 0.175% of its original amount each year.
2. To determine the half-life, we need to find the time it takes for the isotope to decay to half of its original amount.
3. Let's assume the initial amount of the isotope is 100 units.
4. After one year, the isotope would have decayed by 0.175% of 100, leaving us with 99.825 units.
5. After two years, the decayed amount would be 0.175% of 99.825, resulting in 99.650 units.
6. We can continue this process and observe that the isotope decreases by 0.175% each year.
7. It will take approximately 396 years for the isotope to decay to half of its original amount (50 units).
8. Therefore, the correct answer is B. 396 years.
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Dr. Fahrrad has been riding his bike to his job and is curious how many ATP his body is breaking apart in order to do the work required to get to his job.
Dr. Fahrrad rides 4.6 kilometers to his job, has a mass of 74.9 kilograms and has an average acceleration of 1.4 kilometers per second squared.
The molecule ATP is able to do work, measured in kilojoules per mole of ATP broken into ADP. The SI unit for work is a joule. Using the information given we can calculate work and then convert to moles of ATP.
The first step is to take stock of what we are given in the word problem and what we are trying to find. We have mass, distance, and average acceleration. We are trying to find how many ATP are required to power the bike ride to work.
The equation for work, is force times distance and will tell us how many joules Dr. Farrhad is using on his bike ride. It also incorporates one of our given variables, distance. However, the distance was reported in kilometers and the SI unit of distance is the meter. It is necessary to convert to meters before using this equation.
The equation for Force is mass times acceleration. This will incorporate our remaining two variables, mass and acceleration. Again, the information given to us was in km·s-2 but the SI unit for acceleration is m·s-2. It is necessary to convert to m·s-2 before substituting into the equation.
By substituting the equation for F into the equation for W, we can figure out how many joules Dr. Fahrrad is burning on his ride to his job.
In order to use these equations, we are assuming quite a few things. Below are some of the assumptions.
no friction
no mass of the bike
a flat ride with no change in altitude
This equation above will calculate work in joules. The conversion factor for switching between ATP and work is given in kilojoules. The units must match to correctly perform the conversion.
The last step is to convert work, calculated in joules, into moles of ATP being broken required to do the work. If we assume standard temperature and pressure, the breakdown of a mole of ATP releases 29 kilojoules available to do work.
How many moles of ATP is Dr. Farrhad breakdown to get to work? Report your answer to one decimal place.
Dr. Fahrrad breaks down 0.23 moles of ATP to get to work.
The first step is to calculate the work done by Dr. Fahrrad on his bike ride. We can use the following equation:
W = F * d
where:
W is the work done in joules
F is the force in newtons
d is the distance in meters
The force is equal to the mass of Dr. Fahrrad times his acceleration. We can convert the acceleration from kilometers per second squared to meters per second squared by multiplying by 1000/3600. This gives us a force of 102.8 newtons.
The distance of Dr. Fahrrad's bike ride is 4.6 kilometers, which is equal to 4600 meters.
Plugging these values into the equation for work, we get:
W = 102.8 N * 4600 m = 472320 J
The breakdown of a mole of ATP releases 29 kilojoules of energy. So, the number of moles of ATP that Dr. Fahrrad breaks down is:
472320 J / 29 kJ/mol = 162.6 mol
To one decimal place, this is 0.23 moles of ATP.
Here are the assumptions that we made in this calculation:
No friction
No mass of the bike
A flat ride with no change in altitude
These assumptions are not always realistic, but they are a good starting point for this calculation. In reality, Dr. Fahrrad would probably break down slightly more than 0.23 moles of ATP to get to work.
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Which expression is equivalent to (6•p) +3?
Answer:
6 x (p+3)
Step-by-step explanation:
karl is 4 years older than danny. eigt years ago carl was twice as old as danny. How old is danny now
Answer:
Karl is 16 and Danny is 12
Step-by-step explanation:
let u = (1, 2, 3), v = (2, 2, −1), and w = (4, 0, −4). find 4u 5v − w.
The answer for 4u 5v − w is (14, 18, 3) is found using scalar multiplication.
Values given in the question are as follows:
u = (1, 2, 3),
v = (2, 2, −1), and
w = (4, 0, −4)
To find 4u 5v − w, we first need to perform scalar multiplication on u and v, and then subtract w from the resulting vector.
Scalar multiplication of a vector involves multiplying each component of the vector by a scalar.
For example, if we have a vector v = (x, y, z) and a scalar k, then the scalar multiplication kv would result in the vector (kx, ky, kz).
Using this concept, we can find 4u as follows:
4u = 4(1, 2, 3) = (4*1, 4*2, 4*3) = (4, 8, 12)
Similarly, we can find 5v as follows:
5v = 5(2, 2, -1) = (5*2, 5*2, -5) = (10, 10, -5)
Now that we have found both 4u and 5v vectors, we can subtract w from their sum to get the final result:
4u 5v − w = (4, 8, 12) + (10, 10, -5) - (4, 0, -4)
= (14, 18, 3)
Therefore, the answer is (14, 18, 3).
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what is the value of x in the following figure? 
A: 128 degrees 
B: 142 degrees 
D: 52 degrees 
C: 38 degrees 
Show work 
 
                                                Answer: 128
Step-by-step explanation:
Good evening. A straight line forms a 180° angle, so if you split it up, everything is supposed to add up to 180.
\(180-52=128\)
Hope this explanation helped.
suppose a problem is in canonical form and the associated basic feasible solution is degenerate, and x\ is a basic variable with the value zero. the pivot operation is performed with the x\ variable extracted from the basis. describe the new basic feasible solution
The new basic feasible solution will have x\ as a non-basic variable and a new basic variable with a value not equal to zero.
When a problem is in canonical form and the associated basic feasible solution is degenerate, this means that one of the basic variables has a value of zero. If the pivot operation is then performed with the basic variable with a value of zero extracted from the basis, the new basic feasible solution will have x\ as a non-basic variable and a new basic variable with a value not equal to zero. This is because the pivot operation involves exchanging the extracted basic variable with one of the non-basic variables. Therefore, the new basic feasible solution will not be degenerate, as the new basic variable will have a value not equal to zero.
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In a year group there 100 boys and 140 girls. Write as a ratio the number of boy to the number of girls. Give the answer in the simplest form
(I NEED A CLEAR ANSWER AND ILL MARK YOU AS BRAINLYEST)
no. of boys : no.of girls
100 : 140
to get the simplest ratio you gotta divide both with a common factor
Because both 100 and 140 share a common factor of 20
the simplest ratio will be
100/20 : 140/20
5:7
5:7 is the simplest ratio
Step-by-step explanation:
100:140
to write it in the simplest form you have to find the gcf of these numbers and divide both of them by the hcf = 20
=>100÷20 : 140÷20
=5 : 7
Find the area of this figure?
 
                                                Answer:
40cm is the answer I got
Choose the correct simplification and demonstration of the closure property given: (2x3 x2 − 4x) − (9x3 − 3x2).
The closure property refers to the mathematical law that states that if we perform a certain operation (addition, multiplication) on any two numbers in a set, the result is still within that set.In the expression (2x3 x2 - 4x) - (9x3 - 3x2), we are simply subtracting one polynomial from the other.
To simplify it, we'll start by combining like terms. So, we'll add all the coefficients of x3, x2, and x, separately.The given expression becomes: (2x3 x2 - 4x) - (9x3 - 3x2) = 2x3 x2 - 4x - 9x3 + 3x2We will then combine like terms as follows:2x3 x2 - 4x - 9x3 + 3x2 = 2x3 x2 - 9x3 + 3x2 - 4x= -7x3 + 5x2 - 4x
Therefore, the correct simplification of the expression is -7x3 + 5x2 - 4x. The demonstration of the closure property is shown as follows:The subtraction of two polynomials (2x3 x2 - 4x) and (9x3 - 3x2) results in a polynomial -7x3 + 5x2 - 4x. This polynomial is still a polynomial of degree 3 and thus, still belongs to the set of polynomials. Thus, the closure property holds for the subtraction of the given polynomials.
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help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 
                                                 
                                                The distance that Evan has left to hike is 13/30 mile.
How to calculate the distance left?From the information, Eva is hiking a real that has a length of 5/6 miles.
He has also hiked 2/5 miles. Therefore, in this situation, the distance that he has left will gotten by subtracting the fractions.
This will be:.
Distance left = Total distance - Distance hiked
Distance left = 5/6 - 2/5
= 25/30 - 12/30
= 13/30
The distance is 13/30 miles.
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