Answer:
20000 rabbits
Step-by-step explanation:
Solve this system of equations and enter an ordered pair (x,y). y = x + 3 y = -x - 5
Answer:
(x,y). y = x + 3 y = -x - 5
Step-by-step explanation:
add it up cowgirl howdey with PHOTOT MATHSAnswer:
(-4,-1)
Step-by-step explanation:
I graphed the two lines using a graphing tool. When graphed, the lines intercept at (-4,-1). Therefore, (-4, -1) is the solution.
Please see the graph attached.
Hope this helps.
You want to randomly arrange 4 discs in a CD rack. What is the probability that the rack ends up in alphabetical order
Answer:
The probability is 1/24
Step-by-step explanation:
The total number of possible arrangements is;
4! = 4 * 3 * 2 * 1 = 24
Now, out of all these, there is only one possible correct alphabetical arrangement
so, to get this probability, we have to divide 1 by the total number of possible arrangements
we have this simply as 1/24
When measuring a line segment of length 5 cm by error it is measured 5. 2 cm find the error in percent
The percentage error in measuring the line segment is 4%. The correct option is (4)4%.
The actual length of the line segment is 5 cm, but it was measured as 5.2 cm, which is 0.2 cm more than the actual length.
The percentage error in measuring the line segment can be calculated as follows:
Percentage error = (Error / Actual value) x 100%
where Error = Measured value - Actual value
Substituting the given values, we get:
Error = 5.2 cm - 5 cm = 0.2 cm
Actual value = 5 cm
Percentage error = (0.2 cm / 5 cm) x 100% = 4%
Therefore, the percentage error in measuring the line segment is 4%.
Hence, the correct option is (4)4%.
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Help quick!!!
What is the distance between the following points:
A ( 25,20 ) B ( 5, 20 )
Answer:
(20,0)
Step-by-step explanation:
I think that's it sorry if I am wrong:(
what percentage of survey respondents reported having colleagues who are rude or disrespectful? multiple choice 39% 53% 79% 90% 10%
According to the survey results, 53% of respondents reported having colleagues who are rude or disrespectful. This is a concerning finding, as workplace incivility can have negative effects on employee well-being, job satisfaction, and productivity.
It is important for organizations to address and prevent such behaviors through training, policies, and a culture of respect and accountability. It is also important for individuals to speak up and address rude or disrespectful behavior when it occurs, in a constructive and professional manner. By promoting civility and respect in the workplace, we can create a more positive and productive work environment for everyone.
According to the survey, 53% of respondents reported having colleagues who are rude or disrespectful. This percentage indicates that more than half of the surveyed individuals have experienced unprofessional behavior from their coworkers.
It is essential for everyone in a professional environment to treat their colleagues with respect and maintain a positive work environment.
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The graph of quadratic parent function f was transformed to create the graph of g(x) = f(x + 2) minus 5. Which graph best represents g?
The given function g(x) = f(x + 2) - 5 is correctly represented by the graph (H).
What is the quadratic parent function?f(x) = x2 is the quadratic family's parent function.
The function g(x) = a(x h)2 + k, where a 0, is a modification of the parent function's graph.
A family of functions' simplest version of an equation is a parent function.
Parent functions come in a variety of forms, including Linear functions that have the form f(x)=x f(x) = x, where f(x) has a degree of 1 and is a ² straight line.
So, we have the function:
g(x) = f(x + 2) - 5
Then,
Y= (x+2)²-5
2 to the left x+2=0 x=-2
5 down
So, graph (H) represents the function correctly.
Therefore, the given function g(x) = f(x + 2) - 5 is correctly represented by the graph (H).
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y=-x^2+7x-12
find the x values if the value of y is -10
Answer: x=4
x=3
Step-by-step explanation:i'm not sure
what is the probability that at least 3 are hyperlipidemic? what is the probability that exactly 3 are hyperlipidemic? how many would be expected to meet the criteria for hyperlipidemia?
If a1 =5 and an = 2a n-1 + 5 then find the value of a4
According to the arithmetic progression, the value of a4 is 75
Arithmetic progression:
An arithmetic progression (A.P.) is the sequence of numbers that has a fixed common difference between any two consecutive numbers.
Given,
Here we have the value of a1 = 5 And the function for arithmetic progression which is an = 2(an-1) +5
Now we need to find the value of a4.
To find the value of a4, we have to find the value of a2 and a3.
For that, we have to apply the given value into the function,
So, the value of a2 is calculated as,
a2 = 2 (a2 - 1) + 5
WE know that the value of a1 = 5, then the value of a2 is
a2 = 2 (a1) + 5
a2 = 2(5) + 5
a2 = 15
So, the value of s3 is
a3 = 2 (a3 - 1) + 5
a3 = 2(a2) + 5
a3 = 2(15) + 5
a3 = 35
Finally, the value of a4 is calculated as,
a4 = 2 (a4 - 1) + 5
a4 = 2(a3) + 5
a4 = 2(35) + 5
a4 = 75.
Therefore, the value of a4 is 75.
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(2 + 9s)(2) this is for ixl R 12
Answer:
4+18s?
Step-by-step explanation:
Answer: this would be 18s +4
Step-by-step explanation:
(2+9s)(2)
(9s+2) (2)
2(9s +2)
Then u distribute
So 18s +4
what is the discharge for a river that is 5 meters deep, 15 meters wide, and has a stream velocity of 2 meters per second?
The discharge of the river is 150 cubic meters per second, which means 150 cubic meters of water are flowing through this river every second.
When Q, V, and A are substituted for the discharge, stream velocity, and cross-sectional area of the river, respectively, the result is the discharge, which can be computed using the formula Q = V x A.
In this instance, the river has a cross-sectional area that is 75 metres squared and is 15 metres broad by 5 metres deep.
Hence, Q = 2 metres per second x 75 metres squared = 150 cubic metres per second is the river's discharge.
The river's discharge, which in this example is 150 cubic metres per second, is a measurement of how much water flows through the river in a specific amount of time. This indicates that this river receives 150 cubic metres of water each second.
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A factory makes 23 fear of rope
per minute. How mary text of rope
will the factory make in 7 minutes,
Answer: 2346
Step-by-step explanation:
Which statement is true? the sum of 7/8 and 8/7 is zero. the sum of 7/8 and -8/7 is zero. the sum of 7/8 and 7/8 is zero the sum of 7/8 and -7/8 is zero.
Answer:
the sum of 7/8 and -7/8 is zero
Step-by-step explanation:
this is because they cancel each other out
Answer:
Step-by-step explanation:
A company wants to identify which of two production methods has the smaller completion time. One sample of workers is randomly selected and each worker first uses one method and then uses the other method. The sampling procedure being used to collect completion time data is based on _____ samples.
The sampling procedure being used to collect completion time data in this scenario is based on paired samples or dependent samples.
In paired samples, each observation in one sample is uniquely linked or paired with an observation in the other sample. In this case, the workers are randomly selected, and each worker is assigned to use both production methods, one after the other. The completion time for each worker is measured under both methods, creating paired or dependent observations.
By using paired samples, the company can compare the completion times of the same workers using different production methods. This approach helps eliminate individual differences and other sources of variability among workers, focusing solely on the comparison between the two methods.
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you are attending a trade show that has booths from 20 different vendors. you hope to visit15of the booths. how many combinations of booths can you visit?
Out of 20 booths at a trade show, you can visit approximately 11,287 different combinations of 15 booths.
To calculate the number of combinations of booths you can visit out of the 20 available booths, we can use the concept of combinations. The formula for combinations is given by:
C(n, r) = n! / (r! * (n - r)!)
where n is the total number of items (booths) and r is the number of items (booths) you want to select.
In this case, n = 20 (total booths) and r = 15 (booths you hope to visit). Plugging these values into the formula, we have:
C(20, 15) = 20! / (15! * (20 - 15)!)
Simplifying this expression, we get:
C(20, 15) = (20 * 19 * 18 * 17 * 16) / (15 * 14 * 13 * 12 * 11)
Calculating the numerator and denominator separately, we find:
C(20, 15) = 38,760 / 3,432
Finally, dividing these two numbers, we get:
C(20, 15) ≈ 11,287
Therefore, you can visit approximately 11,287 different combinations of booths out of the 20 available booths at the trade show.
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how to solve 5{2p-4(p+5)}=25
Answer:
this is the solution of your questions don't mind my handwriting because I write it fast ⏩
Step-by-step explanation:
s
To solve the equation 5{2p-4(p+5)}=25, simplify the expression inside the curly brackets, combine like terms, and solve for the variable p. The solution is p = -12.5.
The given expression is 5{2p-4(p+5)}=25.
We need to find the solution of p.
Apply distributive property:
5(2p-4p-20)=25
10p-20p-100=25
-10p-100=25
Add 100 on both sides:
-10p=25+100
-10p=125
Divide both sides by -10:
p=-125/10
p=-12.5
Hence, the value of p is -12.5.
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Put the following list of numbers in ascending order.
1.2, 0, -0.4, -2.6, 0.8
HELP PLS!
Answer: -2.6 , - 0.4, 0, 0.8 , 1.2
Step-by-step explanation:
ascending is smallest to largest
From the extrem left of a.number line to the right
Answer:
-2.6, -0.4, 0, 0.8, 1.2
Step-by-step explanation:
Ascending order is simply the smallest number to the largest number. The smallest numbers in this set are the negative ones, and -2.6 is a smaller value than -0.4.
So far our set looks like the following:
-2.6, -0.4
Next is 0, since 0.8 and 1.2 both come after 0. After 0 would be 0.8, and 1.2 would be the largest number.
Here is the set of numbers in ascending order:
-2.6, -0.4, 0, 0.8, 1.2
Pls help!
What is the product of 1 2/3 and -3 1/2
A. -5 5/6
B. -3 1/3
C. 3 1/3
D. 5 5/6
Answer:
A) -5 5/6
Step-by-step explanation:
Consider functions f and g.
f(X) = X2 + 24x + 144
g(x) = X3 – 216
-
Which expression is equal to f(x) + g(x)?
Option A is correct. The expression f(x)+g(x) is equal to \(x^3+x-204\).
The given two functions are f(x) and g(x):
\(f(x)=\sqrt{x^2+24x+144}\)
\(g(x)=x^3-216\)
We need to find f(x)+g(x).
Let us simplify f(x) function:
\(f(x)=\sqrt{x^2+24x+144}\)
\((x+12)^2=x^2+24x+144\) by using \((a+b)^2\) formula.
\(f(x)+g(x)=\sqrt{x^2+24x+144}+x^3-216\)
\(=\sqrt{(x+12)^2}+x^3-216\)
The square root gets cancelled.
\(=x+12+x^3-216\)
Combine like terms:
\(=x^3+x-204\)
Hence, the expression f(x)+g(x) is equal to \(x^3+x-204\). Option A is correct.
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Complete question:
Consider functions f and g.
f(X) =√(X^2 + 24x + 144)
g(x) = X^3 – 216
Which expression is equal to f(x) + g(x)?
(a) x^3+x-204
(b) x^3+x^2+24x-72
(c)x^4-204
(d) x^3+x-228
what is an expression that can represent the area of the rectangular room? how can the expression be written in polynomial in standard form?show your work
The formula for determining the area of a rectangle is expressed as
Area = length * width
From the diagram,
Length = 3x + 6
Width = 4x - 1
The expression for the area of the room would be
\(\begin{gathered} (3x\text{ + 6)(4x - 1) = (3x }\times\text{ 4x) + (3x }\times-\text{ 1) + (6 }\times4x)\text{ + (6}\times-1) \\ \text{Area = 12x}^2\text{ - 3x + 24x - 6} \\ \text{Area = 12x}^2\text{ + 21x - 6} \end{gathered}\)In standard polynomial form, the terms are arranged in decreasing order of exponents. Therefore, the expression in standard form is
\(12x^2\text{ + 21x - 6}\)Jorge works at a dairy farm that ships eggs to restaurants. Jorge decides to try new packaging for the eggs to see if it results in fewer broken eggs. Jorge packs a random sample of 8 shipments with the current packaging and a random sample of 8 shipments with the new packaging. He collects data from the restaurants on the number of broken eggs in each shipment. Current packaging: 5, 9, 4, 4, 5, 5, 7, 4 New packaging: 3, 6, 6, 3, 5, 5, 6, 5 The means are 5.375 and 4.875 respectively, for a difference of 0.5. Jorge wants to know if this is significant or if it could be caused by chance. To find out, he re-randomizes the results 12 times and finds the differences of the means. The dot plot shows the data. What is the best conclusion for Jorge to make based on the data
Answer:
The difference of 0.5 is not significant because the re-randomizations show that it is within the range of what could happen by chance.
Step-by-step explanation:
For the means which are given as 5.375 and 4.875 respectively, for a difference of 0.5.
The best conclusion for Jorge to make based on the data is that - The difference of 0.5 is not significant because the re-randomizations show that it is within the range of what could happen by chance
Declaring variables - Declare two integer variables x and y, - Assign them any values. - Print addition/subtraction/multiplication and division of these two variables on to the screen
Submission Task (- Grade 1%) Follow the same steps asin Exercise 2, but change the step 2 to ask the user for input forthese values by using Scanner class.
Two integer variables x and y, prompts the user to enter values for them using the Scanner class, and performs addition, subtraction, multiplication, and division operations on those variables:
import java.util.Scanner;
public class VariableOperations {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.print("Enter the value for x: ");
int x = scanner.nextInt();
System.out.print("Enter the value for y: ");
int y = scanner.nextInt();
// Addition
int addition = x + y;
System.out.println("Addition: " + addition);
// Subtraction
int subtraction = x - y;
System.out.println("Subtraction: " + subtraction);
// Multiplication
int multiplication = x * y;
System.out.println("Multiplication: " + multiplication);
// Division
if (y != 0) {
double division = (double) x / y;
System.out.println("Division: " + division);
} else {
System.out.println("Cannot divide by zero.");
}
}
}
This code prompts the user to enter values for x and y, performs the four basic arithmetic operations, and displays the results on the screen.
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Rewrite one eighteenthx3y + seven eighteenthsxy2 using a common factor.
one thirdxy(6x2 + 7y)
one thirdx2y(6x2 + 9y)
one eighteenthxy(x2 + 7y)
one eighteenthx3y2(y + 7)
Answer:
C
Step-by-step explanation:
1/18 x³y + 7/18 xy²
1/18 xy (x² + 7y)
A 20 foot statue sits on a base above the ground. A 100 foot-long ramp leads up to the base of the statue. The ground side of the ramp has an angle of elevation from the ground to the top of the statue of 25°. Find the angle that the ramp makes with the ground.
The angle that the ramp makes with the ground is 11.5°.
A 20-foot statue sits on a base above the ground.
A 100-foot-long ramp leads up to the base of the statue.
The ground side of the ramp has an angle of elevation from the ground to the top of the statue of 25°.
We need to find:
The angle that the ramp makes with the ground.
Concept Used:In a right triangle, the tangent of an angle is the ratio of the length of the opposite side to the length of the adjacent side.
Let us consider the following figure:Here, BC is the height of the statue, AC is the length of the ramp, and AB is the horizontal distance between the statue and the base of the ramp.Now, tan 25° = BC/AB
Since BC = 20 feet,
AB = BC/tan 25°
= 20/tan 25°
The elevation angle from the ground to the top of the statue is 25°.
This angle is formed between the ground and the line connecting the ground and the top of the statue.
The ramp is slanted and forms a right triangle with the ground, so the angle you are looking for is the complement of the elevation angle.
The sum of the elevation angle and its complement forms a right angle, so it is always 90°.
Now, let the angle that the ramp makes with the ground be x°.
Therefore, sin x° = BC/AC
= 20/100
= 1/5
= 0.2x°
= \(sin^{-1(0.2)x°\)
≈ 11.5°
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Step-by-step explanation:
I disagree with the other posted answer
See image below:
15 first-year algebra students are learning how to solve two-step equations. the teacher notices that the students are not using precise mathematical language. which two instructional strategies should the teacher employ to encourage students to use precise mathematical language when completing this task? choose 2 answers
Solving an equation in algebra - mathematics will BOMDAS rule. Multiplication, division, addition, and subtraction are performed before.
However, in order to simplify things, if there are any exponential or logarithmic components, solve them first before applying BOMDAS to reduce them to a single solvable term. This is required by the rules.
So the list goes as
1. Exponents
2. Roots
3. Multiplication
4. Division
5. additional
6. Subtraction
However. Using a regular or scientific calculator will generate a lot of debate. A scientific calculator will adhere to the principles, while a typical calculator will evaluate from left to right or precisely the operator used first.
Using a scientific calculator, 5+2x3=11 instead of the normal one's 5+2x3=21.
Furthermore, the preferred behavior norm for division and multiplication is different.
Thus, people's difficulty with mathematics is not unjustified. The choice of how you want to approach it is ultimately up to you.
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when changes in one variable tend to be accompanied by specific changesin another, the two variables are said to .
The two variables are said to have a correlation.
Correlation is a statistical measure of the relationship between two variables. When two variables are correlated, changes in one will be associated with changes in the other. For example, as the temperature increases, ice cream sales will also increase.
The correlation coefficient is a measure of the strength of the relationship between two variables. If the coefficient is close to +1, there is a strong positive correlation.
This means that as one variable increases, the other also increases. If the coefficient is close to -1, there is a strong negative correlation. This means that as one variable increases, the other decreases. If the coefficient is close to zero, the variables are said to have no correlation.
Correlation does not necessarily imply causation. It only indicates that two variables are related and does not necessarily explain why.
For example, two variables can be correlated because of a third variable. Therefore, correlation does not always indicate a causal relationship between two variables.
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to use the normal approximation for a test of two proportions, n1 p1 , n1 (1 - p1 ), n2 p2 , and n2 (1 - p2 ) must all be greater than what number?
To use the normal approximation for a test of two proportions, n1 p1, n1 (1 - p1), n2 p2, and n2 (1 - p2) must all be greater than or equal to 5.
This is because the normal distribution assumes that the sample size is large enough to approximate the binomial distribution, and the rule of thumb is that each cell (n1 p1, n1 (1 - p1), n2 p2, and n2 (1 - p2)) should have at least 5 expected counts. If any of these cells have fewer than 5 expected counts, then the normal approximation is not reliable and a more appropriate test should be used. It is important to note that this is just a rule of thumb, and other factors such as the size of the effect and the desired level of significance should also be considered when deciding on a statistical test.
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What is the percent of decrease from 98. 7 to 0?
0 is a 100% decrease of 98.7. Hope this helped!
Calista's finish times are recorded in the table. She cannot tell which number is for which year.. Based on the data in the table above, when did Calista likely record Finish Time A? explain?
Last year, because finish times were greater last year, on average, as compared to this year. Therefore, the correct option is D.
We can see that finish time A is larger (by 2 seconds) than finish time B, so we can assume that the mean for year A will be larger than the mean for year B.
On the other table, we can see that last year the average was larger (16.2 s compared with 14.7 s this year).
Then we can assume that Finish Time A was recorded last year, just because the mean of last year was larger.
Therefore, the correct option is D.
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"Your question is incomplete, probably the complete question/missing part is:"
The first table shows the measures of variability for finish times of 30 runners in the 100-meter dash. Calista’s finish times are recorded in the second table. She cannot tell which number is for which year. Based on the data table, when did Calista likely record Finish Time A? Explain.
A. This year, because finish times were less this year, on average, as compared to last year.
B. Last year, because finish times were less last year, on average, as compared to this year.
C. This year, because finish times were greater this year, on average, as compared to last year.
D. Last year, because finish times were greater last year, on average, as compared to this year.
The measures of two angles are 4xº and (2x + 12)°. What is the measure of each angle if x = 13?
Answer:
no sé, pero si que tienes a Bakugo de perfil