Answer:
the answer is 108.
Step-by-step explanation:
6 x 18 = 108
In order NOT to violate the requirements necessary to use the chi-square distribution, each expected frequency in a goodness of fit test must be _____.
Answer:
at least 5?
Step-by-step explanation:
Which led most directly to the Roman Republic's demise and its transition to an empire?
A) Consuls staying in power too long.
B) War with the Etruscans.
C) The growing divide between the rich and the poor.
D) The failure of direct democracy.
The failure of direct democracy most directly led to the Roman Republic's demise and its transition to an empire. That is option D.
What brought about the Roman Republic's demise?Democracy is defined as the government by the people for the people and based of the will of these people.
In the first part of ancient Rome (509-27 BC), the people were governed by elected officials. This is democracy as we understand it today.
But things began to change, people became less interested in the affairs of government, and the failure of democracy led directly to the rise of one-man empires. The Roman Empire lasted from 27 BC to 476 BC.
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What is the price of gas at the gas station in dollars per liter?
Answer:
The price of gas at the gas station is $0.55 per liter.
-4(-5x+6) in distributive property
Answer:
20x - 24
Step-by-step explanation:
-4(-5x + 6)
20x - 24
write and run a query on the wax.crayons table to find all the crayon colors with a value for the column red that is less than 110
According to the question SELECT color FROM wax_crayons WHERE red < 110.
To write and run a query on the "wax.crayons" table to find all the crayon colors with a value for the column "red" that is less than 110, you can use the following SQL query:
```sql
SELECT color
FROM wax.crayons
WHERE red < 110;
```
- "SELECT color" specifies that we want to retrieve the "color" column from the table.
- "FROM wax_crayons" indicates that we are querying the "wax_crayons" table.
- "WHERE red < 110" sets the condition that the value of the "red" column should be less than 110 to filter the results.
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Remarks : The correct question of Technology : write and run a query on the wax.crayons table to find all the crayon colors with a value for the column red that is less than 110
What is the probability that a randomly chosen string of seven hexadecimal digits has at least one repeated digit
The probability that a randomly chosen string of seven hexadecimal digits has at least one repeated digit is approximately 1 - ((16 * 15 * 14 * 13 * 12 * 11 * 10) / 16^7).
The probability that a randomly chosen string of seven hexadecimal digits has at least one repeated digit can be calculated using the concept of probability. There are a total of 16 possible characters in hexadecimal system (0-9 and A-F) and for each of the seven digits, there are 16 possible choices. Therefore, there are a total of 16^7 possible strings of seven hexadecimal digits.
To calculate the probability of having at least one repeated digit, we need to calculate the number of strings that have no repeated digits and subtract it from the total number of possible strings.
The number of strings with no repeated digits can be calculated as follows:
- For the first digit, there are 16 possible choices
- For the second digit, there are 15 possible choices (since one digit has already been chosen)
- For the third digit, there are 14 possible choices
- And so on, until the seventh digit, for which there are 10 possible choices (since six digits have already been chosen)
Therefore, the number of strings with no repeated digits is:
16 x 15 x 14 x 13 x 12 x 11 x 10
To calculate the probability of having at least one repeated digit, we need to subtract this number from the total number of possible strings and divide by the total number of possible strings:
1 - (16 x 15 x 14 x 13 x 12 x 11 x 10) / (16^7)
This gives us the probability that a randomly chosen string of seven hexadecimal digits has at least one repeated digit.
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please help, ill mark brainliest = )
Answer:
1.6lb
30oz
800g
Step-by-step explanation:
That's the order.
Acellus
Find the value of x that will make
L||M.
2+5
x-5
--
X -
- [?]
Answer:
x = 60
Step-by-step explanation:
L // M
Sum of co-interior angles = 180
2x + 5 + x - 5 = 180
Add the like terms
3x + 0 = 180
3x = 180
Divide both sides by 3
3x/3 = 180/3
x = 60
the distance a falling object travels towards the earth is directly proportional to the square of the time that it falls. if an orange falls 16 feet in 4 seconds, how far will it fall in 8 seconds ?
The orange will fall 64 feet in 8 seconds.
Distance:
Distance is defined as how much ground an object has covered despite its starting or ending point.
Given,
The distance a falling object travels towards the earth is directly proportional to the square of the time that it falls.
And an orange falls 16 feet in 4 seconds.
Here we need to find the how far it will fall in 8 seconds.
Based on the given details,
We know the that distance is,
D = kt²
where
k is the constant of proportionality.
To find the value of k we have to apply the given values on the equation.
=> 16 = k x (4)²
=> 16 = k x 16
=> k = 16/16
=> k = 1.
So, in 8 seconds it will fall at
=> D = 1 x (8)²
=> D = 1 x 64
=> D = 64 feet.
Therefore, the orange will fall at 64 feet in 8 seconds.
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Rearange the equation to make b the subject. a = 1/4 b.
The value of the equation a = (1/4)×b in terms of a is b = 4a.
What is a numerical expression?A numerical expression is a mathematical statement written in the form of numbers and unknown variables. We can form numerical expressions from statements.
Given, An expression a = (1/4)×b.
Now, Making 'b' the subject is the same as solving for 'b'.
We know when a term is multiplied by another term moving it to the other side we have to take its reciprocal.
Therefore, a = (1/4)×b.
b = a×(4/1).
b = 4a.
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What expression is equivalent to: 4z x 2y
O 8 (z + y)
8zy
-8zy
O 8(xy)
Answer:
8 (z+y)
Step-by-step explanation:
Hope i helped you
Which equation represents a tangent function with a domain of all Real numbers such that x is not equal to pi over 4 plus pi over 2 times n comma where n is an integer?
The equation representing this function is y = tan(x)
The equation which represents a tangent function with a domain of all real numbers such that x is not equal to pi over 4 plus pi over 2 times n comma where n is an integer is:y = tan(x)The tangent function is one of the six trigonometric functions, which is abbreviated as tan. The inverse of the cotangent function is the tangent function. It is also referred to as the inverse tangent, arctan, or tan^-1.
It is defined by the ratio of the opposite side to the adjacent side of a right triangle. The tangent function is a periodic function with a period of π radians or 180°. Its value alternates between negative and positive infinity over each period.The tangent function is not defined at odd multiples of π/2, that is, (2n+1)π/2 for all integers n. This is because the denominator in the tangent function becomes zero, causing a vertical asymptote.
For example, the values of the tangent function for π/2, 3π/2, 5π/2, etc. are undefined. Therefore, the domain of the tangent function is all real numbers except for odd multiples of π/2. The notation for the domain is (-∞, -π/2) U (-π/2, π/2) U (π/2, 3π/2) U (3π/2, ∞).However, in this case, the domain is all real numbers except π/4 + nπ/2, where n is any integer.
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what is the value or |-12.7| and |11.1/4| ?
Answer:
12.7, because the absolute value gets rid of the negative integer, and shows it true value which is positive 12.7.
Step-by-step explanation: Have a Happy Thursday :)
Bond valuation) At the beginning of the year, you bought a $1,000 par value corporate bond with an annual coupon rate of 8 percent and a maturity date of 12 years. When you bought the bond, it had an expected yield to maturity of 15 percent. Today the bond sells for $700. a. What did you pay for the bond? b. If you sold the bond at the end of the year, what would be your one-period return on the investment? Assume that you did not receive any interest payment during the holding period.
a. You paid $620.69 for the bond.
b. Your one-period return on the investment would be -26.15%.
a. To calculate the price you paid for the bond, you can use the formula for present value of a bond. Using the given information, the present value of the bond can be calculated as $620.69.
b. The one-period return on the investment can be calculated by taking the difference between the selling price and the purchase price, and then dividing it by the purchase price. In this case, the one-period return is -26.15%.
a. The bond was purchased for $620.69.
b. If the bond was sold at the end of the year, the one-period return on the investment would be -26.15%. This negative return indicates a loss on the investment.
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At noon, Trevor and Kim start running from the same point. Trevor runs east at a speed of 8 km/h and Kim runs west at a speed of 6 km/h. At what time will they be 21 km apart?
Trevor and Kim will be situated 21 kilometers apart from each other at 1:30 PM. They will be separated by a distance of 21 km when the clock strikes 1:30 in the afternoon.
To determine at what time Trevor and Kim will be 21 km apart, we can set up a distance-time equation based on their relative speeds and distances.
Let's assume that t represents the time elapsed in hours since noon. At time t, Trevor would have traveled a distance of 8t km, while Kim would have traveled a distance of 6t km in the opposite direction.
Since they are running in opposite directions, the total distance between them is the sum of the distances they have traveled:
Total distance = 8t + 6t
We want to find the time when this total distance equals 21 km:
8t + 6t = 21
Combining like terms, we have:
14t = 21
To solve for t, we divide both sides of the equation by 14:
t = 21 / 14
Simplifying, we find:
t = 3 / 2
So, they will be 21 km apart after 3/2 hours, which is equivalent to 1 hour and 30 minutes.
Therefore, Trevor and Kim will be 21 km apart at 1:30 PM.
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Use the tables to determine the value of each composite function
to solve this first we need to find out the value of the inside function and then of the outside:
f(g(-7))
first, we need to know g(-7), and from the bottom table we can see is 21
now we replace it:
f(g(-7)) = f(21) and on the top table we see it's -3
so the answer of a is -3
and the same for the others:
b. f(g(-5))
g(-5)= 11
f(g(-5))=f(11)= 6
so b. 6
c. g(f(8)) here we need to see the top table first
f(8)=9
g(f(8))=g(9)= 8
so c. 8
d. g(f(14))
f(14)=3
g(f(14))=g(3)= 15
so d.15
The illustration shows a wheelchair ramp from the side. The support at BC binds the ramp to the floor. Are Triangles ABC and ADE similar?
Triangle ABC is similar to triangle ADE by AA test of similarity
What is similarity in triangle?Similarity is a property which says that the respective angles of two triangles are of equal measure and corresponding sides are in proportion.
here, we have,
There are different types of similarity test by which we can prove the similarity of triangles.
We are given that BC is parallel to Line DE
As the lines are parallel the respective angle are corresponding angles
hence Angle D = Angle B
And Angle E = Angle C
And both triangle have angle A as common angle
By AA test of similarity we can say that the two triangles are similar
Hence by AA test similarity the two triangles are similar
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Drag the tiles to the correct boxes to complete the pairs.
Match each object with the characteristic it represents.
a broom handle
the letter T
a sun ray
a cookie crumb
the horizon
rows of seats on
an airplane
ray
line segment
point
line
perpendicular lines
parallel lines
Answer:
a broom handle - line segment
the letter T - perpendicular lines
a sun ray - ray
a cookie crumb - point
the horizon - line
row of seats of airplane - parallel lines
Step-by-step explanation:
a broom handle is straight and has a beginning and end, same goes for a line segment
the letter T has two lines that intersect with one another, these lines are perpendicular
a sun ray is well, a ray
a cookie crumb is small and round, similar to a point
lines do not have a beginning or end, like the horizon line
and the row of seats on an airplane all line up together like lines that are parallel.
Hope this helps :)
4. Nicky has a part-time job at the market. She recorded the number of hours she worked each week for the last month and how much she was paid after taxes to the table given below. If the paycheck amount varies directly with the hours worked, how much is Nicky paid per hour, after taxes? * Hours Worked Paycheck amount ($) 130.76 149.44 65.38 102.74 16 11
we use cross-multiplication
take a pair and try to find the pay per hour
\(\begin{gathered} 14h\longrightarrow130.76 \\ 1h\longrightarrow x \end{gathered}\)\(\begin{gathered} x=\frac{1h\times130.76}{14h} \\ x=9.34 \end{gathered}\)to check we can take other pair
\(\begin{gathered} 7h\longrightarrow65.38 \\ 1h\longrightarrow x \end{gathered}\)\(\begin{gathered} x=\frac{1h\times65.38}{7h} \\ x=9.34 \end{gathered}\)the paid per hour is $9.34
Can someone please help me with this?
Answer: -5
Step-by-step explanation:
When x = 8, y = -5.
(timed pls help)
Marie can find the volume of a cube by using the formula V = s ³, where s represents the side length of the cube. If Marie’s cube has a side length of 2 and 1/2 centimeters, what is the volume of her cube? Show your work. Write your answer as a fraction AND a decimal.
Answer:
The volume of the cube is \(\frac{125}{8}\) cubic centimeters (\(15.625\) cubic centimeters).
Step-by-step explanation:
First, we must convert the side length into a fraction form:
\(s = 2\,\frac{1}{2}\,cm\)
\(s = \left(2 +\frac{1}{2}\right)\,cm\)
\(s = \left(\frac{4}{2}+\frac{1}{2} \right)\,cm\)
\(s = \frac{5}{2}\,cm\)
The decimal form of the side length is:
\(s = 2.5\,cm\)
Lastly, we calculate the volume of the cube as a fraction and a decimal:
Fraction
\(V = \left(\frac{5}{2}\,cm \right)^{3}\)
\(V = \frac{125}{8}\,cm^{3}\)
Decimal
\(V = (2.5\,cm)^{3}\)
\(V = 15.625\,cm^{3}\)
The volume of the cube is \(\frac{125}{8}\) cubic centimeters (\(15.625\) cubic centimeters).
England and Scotland both produce scones and sweaters. Suppose that an English worker can produce 40 scones per hour or 1 sweater per hour. Suppose that a Scottish worker can produce 20 scones per hour or 2 sweaters per hour. _____________ workers have an absolute advantage in producing scones, _______________ workers have an absolute advantage in producing sweaters.
English workers have an absolute advantage in producing scones, Scottish workers have an absolute advantage in producing sweaters.
How to get workers with absolute advantage?English workers have an absolute advantage in producing scones as they can produce 40 scones per hour,
while Scottish workers can only produce 20 scones per hour. On the other hand, Scottish workers have an absolute advantage in producing sweaters as they can produce 2 sweaters per hour, while English workers can only produce 1 sweater per hour.
Absolute advantage refers to the ability of a country or individual to produce a good or service more efficiently than another country or individual.
This means that the country or individual with the absolute advantage is able to produce the same good or service with fewer resources or in less time. In this case, each country has an absolute advantage in producing one of the goods, scones or sweaters.
Thus,English workers have an absolute advantage in producing scones, Scottish workers have an absolute advantage in producing sweaters.
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Taylor splits 5 pounds of ham equally to make 10 sandwiches. He thinks each sandwich will recieve 2 pounds of ham. Is he correct? explain
Answer: No
Step-by-step explanation: 5 pounds of ham would mean that 5 people get 1 pound, and 10 people would get 1/2 pound or 0.5 pounds of ham each.
Answer: No
Step-by-step explanation: Step 1: Calculate the total amount of ham needed for 10 sandwiches. This is 10 x 2 = 20 pounds.
Taylor is not correct, as he does not have enough ham to make 10 sandwiches with 2 pounds of ham in each.
Choose the graph of this equation. y = 2.5x
Answer:
A.
have a good day or night
What is the value of new_list?
my_list = [1, 2, 3, 4]
new_list = [i**2 for i in my_list]
a.
[1, 2, 3, 4, 1, 2, 3, 4]
b.
[2, 4, 6, 8]
c.
[1, 2, 3, 4]
d.
[1, 4, 9, 16]
The value of `new_list` will be [1, 4, 9, 16]. In the given code, a new list `new_list` is created using a list comprehension.
The list comprehension iterates over each element `i` in the original list `my_list` and computes the square of each element using the expression `i**2`. The resulting squared values are then added to the new list.
Therefore, for each element in `my_list`, the corresponding squared value is appended to `new_list`. Since `my_list` contains the elements [1, 2, 3, 4], the squared values would be [1**2, 2**2, 3**2, 4**2], which simplifies to [1, 4, 9, 16]. Hence, the value of `new_list` is [1, 4, 9, 16].
The correct option is d. [1, 4, 9, 16].
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the region, r, is bounded by the graphs of f(x) =x2-3, g(x) = (x-3)2, and the line, t. tis tangent to the graph of f at the point (a, a2-3) and tangent to the graph of g at the point (b,(b-3)2).
It can be observed that there is a tangent, t, to the graphs of f and g. The tangent line to the graph of f at (a, f(a)) has a slope equal to 2a. Similarly, the tangent line to the graph of g at (b, g(b)) has a slope equal to 2(b - 3).
Let's begin by computing the values of a and b. Since the tangent line to the graph of f at (a, f(a)) has a slope equal to 2a, we know that the equation of the tangent line is y - (a² - 3) = 2a(x - a).Furthermore, since this line passes through the point (3, 0), we can substitute x = 3 and y = 0 into this equation and solve for a:0 - (a² - 3) = 2a(3 - a)Simplifying this equation gives us:a³ - 6a² + 6a + 9 = 0Factoring this equation using the Rational Root Theorem yields:(a - 3)(a² - 3a - 3) = 0The only root in the interval (-∞, 3) is a = 3 - 2√2, since the quadratic factor has no real roots.The slope of the tangent line to the graph of g at (b, g(b)) is equal to 2(b - 3), so the equation of the tangent line is:y - (b² - 6b + 9) = 2(b - 3)(x - b)Since this line passes through the point (3, 0), we can substitute x = 3 and y = 0 into this equation and solve for b:0 - (b² - 6b + 9) = 2(b - 3)(3 - b)Simplifying this equation gives us:b³ - 12b² + 45b - 27 = 0Factoring this equation using the Rational Root Theorem yields:(b - 3)(b² - 9b + 9) = 0The only root in the interval (3, ∞) is b = 3 + 2√2, since the quadratic factor has no real roots.Now that we have computed the values of a and b, we can find the x-coordinate of the point of intersection of the graphs of f and g, which is the solution to the equation:x² - 3 = (x - 3)²Simplifying this equation gives us:x² - 3 = x² - 6x + 9Solving for x yields:x = -2We can now evaluate the areas of the two regions bounded by the graphs of f, g, and t. Using the point-slope form of the equation of the tangent lines, we can write the equations of the tangent lines as:y - (a² - 3) = 2a(x - a)y - (b² - 6b + 9) = 2(b - 3)(x - b)We can solve these equations for x and express the result in terms of y to get the equations of the graphs of the regions. For the region above the tangent lines, we have:x = y/2 + a - a²/2x = y/2 + b - (b² - 6b + 9)/2For the region below the tangent lines, we have:x = -y/2 + a - a²/2x = -y/2 + b - (b² - 6b + 9)/2We can use these equations to find the y-coordinates of the points of intersection of each pair of graphs. For the graphs of f and t, we have:y = x² - 3y = 2x - 6 + a² - 2aSolving for x yields:x = (y - a² + 2a + 3)/2Substituting this expression for x into the equation of the tangent line gives us:y - (a² - 3) = 2a((y - a² + 2a + 3)/2 - a)Simplifying this equation gives us:y = -2ay + a³ - 3a² + 6a + 3For the graphs of g and t, we have:y = (x - 3)²y = 2x - 6 + b² - 6b + 9Solving for x yields:x = (y - b² + 6b - 3)/2Substituting this expression for x into the equation of the tangent line gives us:y - (b² - 6b + 9) = 2(b - 3)((y - b² + 6b - 3)/2 - b).
Simplifying this equation gives us:y = 2by - b³ + 6b² - 9b + 3We can now find the y-coordinates of the points of intersection by solving the system:y = -2ay + a³ - 3a² + 6a + 3y = 2by - b³ + 6b² - 9b + 3Solving this system using a computer algebra system or by hand yields:y ≈ 4.184 or y ≈ -8.307The two regions are symmetric about the line x = -2, so we can compute the area of one region and multiply by two. For y between -8.307 and 4.184, the region above the tangent lines is:x = y/2 + a - a²/2x = y/2 + b - (b² - 6b + 9)/2The region below the tangent lines is given by the same equations with the sign of y reversed. Substituting the values of a and b and integrating gives us the area of one region:∫(-8.307, 4.184) [(y/2 + 3 - 2√2 - (8 - 12√2)/2) - ((y/2 + 3 + 2√2 - (8 + 12√2)/2)] dy = ∫(-8.307, 4.184) [(y/2 - 3√2 - 1) - (y/2 + 3√2 + 1)] dy = (-12.586 - (-15.988)) = 3.402Multiplying by two gives us the total area:6.804 square units.
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On a cold winter moming in Colorado, the outdoor temperature was 5 degrees Fahrenheit at sunrise For the next sex hours the temperature rose steadily by 3 degrees Fahrenheit every hour
T(h)=
Answer: 6
Step-by-step explanation:
because i said so
Consider the following exponential probability density function.
Which of the following is the formula for P(x ≤ x0)?
screenshot below with options
- Select your answer -Formula #1Formula #2Formula #3Item 1
Find P(x ≤ 2) (to 4 decimals).
Find P(x ≥ 3) (to 4 decimals).
Find P(x ≤ 6) (to 4 decimals).
Find P(2 ≤ x ≤ 6) (to 4 decimals).
The exponential probability density function is a continuous probability distribution that models the time between independent events occurring at a constant rate. The formula for P(x ≤ x0) is given by Formula #1, which is the cumulative distribution function (CDF) for the exponential distribution.
To calculate the probabilities, we can use the formula P(x ≤ x0) = 1 - e^(-λx0), where λ is the rate parameter and x0 is the value of interest.
Using this formula, we can find P(x ≤ 2) = 0.3935, P(x ≥ 3) = 0.0498, P(x ≤ 6) = 0.9179, and P(2 ≤ x ≤ 6) = 0.5242, all to 4 decimal places.
It is important to note that the exponential distribution has the memoryless property, meaning that the probability of an event occurring in the next time interval is independent of the length of time since the previous event.
This property makes the exponential distribution useful in many real-world applications, such as queuing theory and reliability analysis.
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) Find x when f(x) = g(7).
Pls someone help I need help with 2 I need answer and explanation pls
Answer:
2. B, 18 = 11 + 7
If you plug in the 7 in the y it would make sense
18 = 11 + y
Let's plug in the 7
18 = 11 + 7
and 11 + 7 = 18, so it makes sense! Therefore B is your answer for question number 2.
Answer:
B. 18 = 11 + y
Step-by-step explanation:
since y = 7
substitute it into the equation which becomes
18 = 11 + 7
which makes this statement true.
11 + 7 = 18