find the absolute maximum and the absolute minimum of the given functions. clearly state what your critical numbers are. f(x)
what are the functions.
I cant solve the question without knowing the functions.
which sampling method subdivides the population into categories sharing similar characteristics and then selects a sample from each subdivision?
Cluster sampling method subdivides the population into categories sharing similar characteristics and then selects a sample from each subdivision
What is Cluster sampling?In the probability sampling technique known as cluster sampling, you split a population into groups, such as districts or schools, and then randomly choose a sample from among these groups. As far as possible, each cluster ought to be a miniature representation of the community as a whole.
Cluster sampling is also referred to as multi-stage sampling since additional items are collected from the sample clusters that were chosen in the first step.
When studying large, dispersed populations, cluster sampling is most effective since interviewing every individual would be expensive, time-consuming, and sometimes impossible. By using cluster sampling, it is possible to create smaller, more comparable clusters that represent the population being studied.
Cluster sampling is method of sampling in which samples re subdivided into categories sharing similar characteristics and then selects a sample from each subdivision. These groups are called clusters.
For equal sample sizes cluster sampling provide less precision than,simple random sampling and stratified sampling. On the other hand when travel costs between clusters are high, cluster sampling is more cost-effective than the other methods.
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Suppose that a sequence {an} diverges to infinity and that there is a second sequence {bn} where a_n≤b_n for all n∈Z+. Please show that this second sequence {bn} also diverges to infinity.
To show that the sequence {bn} also diverges to infinity, we need to demonstrate that for any positive real number M, there exists an index N such that b_n > M for all n ≥ N.
Given that the sequence {an} diverges to infinity, we know that for any positive real number M, there exists an index N1 such that a_n > M for all n ≥ N1.
Since a_n ≤ b_n for all n ∈ Z+, it follows that for the same positive real number M, a_n ≤ b_n for all n ≥ N1.
Now, since {an} diverges to infinity, there exists an index N2 such that a_n > M for all n ≥ N2.
By choosing N = max(N1, N2), we have that for any positive real number M, both a_n > M and b_n > M for all n ≥ N.
Therefore, the sequence {bn} also diverges to infinity since for any positive real number M, there exists an index N such that b_n > M for all n ≥ N.
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Unit 3: Functions& Linear Equations Homework 1: Relations & Functions Name: Date: Bell: This is a 2-page document! Find the domain and range, then represent as a table, mapping, and graph. Domain Range 2. {(-3,-4), (-1, 2), (0,0), (-3, 5), (2, 4» Domain Range - Determine the domain and range of the following continuous graphs 3. 4. Domain = Range = 5. Domain Range 6. Domain - Domain - Range - Range = Gina Wlson (AlI Things Aigebral 2
The domain and range are the set of x and values of the function are in the table.
the function as a table,
Input (x) | Output (y)
-3 | -4
-1 | 2
0 | 0
-3 | 5
2 | 4
What is the domain and range?
The domain and range are fundamental concepts in mathematics that are used to describe the input and output values of a function or relation.
The domain of a function refers to the set of all possible input values, or x-values, for which the function is defined.
The range of a function refers to the set of all possible output values, or y-values.
To find the domain and range of functions and represent them in different formats.
To find the domain and range of a function:
The domain refers to the set of all possible input values (x-values) for the function.
The range refers to the set of all possible output values (y-values) for the function.
To represent the function as a table, you would list the input-output pairs. For example:
Input (x) | Output (y)
-3 | -4
-1 | 2
0 | 0
-3 | 5
2 | 4
To represent the function as a mapping, you would indicate the correspondence between the input and output values.
For example:
-3 -> -4
-1 -> 2
0 -> 0
-3 -> 5
2 -> 4
To represent the function as a graph, The x-values would be on the horizontal axis, and the y-values would be on the vertical axis.
The points (-3, -4), (-1, 2), (0, 0), (-3, 5), and (2, 4) would be plotted accordingly.
Hence, The domain and range are the set of x and values of the function are in the table.
the function as a table,
Input (x) | Output (y)
-3 | -4
-1 | 2
0 | 0
-3 | 5
2 | 4
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Describe the steps to solve
5x+3y=10
How do you solve for y?
What is the slope? What is the
y intercept?
a. Explain the concept of loss aversion. How is loss aversion
typically modelled in a Prospect Theory value function? Provide an
algebraic example.
b. Explain the concept of a reference point. How is
Loss aversion can be explained as the fact that people tend to feel the negative consequences of loss more strongly than the positive effects of an equal gain. This means that people will often take risks in order to avoid a loss rather than in order to make a gain.
Loss aversion is typically modelled in a Prospect Theory value function. This function takes into account both the probability and magnitude of a gain or loss. The value function has two different curves, one for gains and one for losses. These curves are both steeper in the loss domain than they are in the gain domain. This means that losses are generally seen as more important than gains of the same magnitude. Let's take an algebraic example to illustrate this: Suppose that a person has to choose between two options: A 50% chance of winning $100 A sure win of $50In this case, a rational decision maker would choose option A, .
However, if the person has loss aversion, they might choose option B because the thought of losing $100 is too painful to bear. This is reflected in the value function, where the curve for losses is steeper than the curve for gains. b. A reference point can be defined as the starting point from which a person evaluates their gains and losses. This reference point can be subjective and will vary from person to person. However, once a reference point has been established, people will tend to evaluate gains and losses relative to this point. This means that they will view gains above this point as positive and losses below this point as negative. A reference point can be anything from a person's initial investment to their current wealth status. The reference point is important because it determines how people view the outcomes of their decisions.
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If I get 10 dollars a week how much money will I have saved up in 9-years I WILL GIVE 55 POINTS
Answer:
$4,680
Step-by-step explanation:
Rate : 10 dollars a week
Per year : 10 x 52 = $5209 x 520 = $4,680You will have saved up $4,680 in 9 years.
a equilateral triangle has a perimeter of 21x + 9 what is the length of each side of the triangle?(hint: factor the perimeter)
Answer:
\(7x + 3 \\ \)
Step-by-step explanation:
All sides in an equilateral triangle are equal so factor out three and you are left with the length of each side.
\(3(7x + 3)\)
which ordered pair represents
(fg)(3) on the graph of the combined function?
A. (9,-3)
B. (3,25)
C. (3,5)
D. (9,25)
the wheels on an automobile are classified as a variable cost with respect to the volume of cars produced in an automobile assembly plant. (True or False)
"The given statement is False." The wheels on an automobile are not classified as a variable cost with respect to the volume of cars produced in an automobile assembly plant.
The statement is incorrect. The wheels on an automobile are not typically classified as a variable cost with respect to the volume of cars produced in an automobile assembly plant.
Variable costs are costs that vary in direct proportion to the level of production or activity. They increase or decrease as the volume of production changes.
Examples of variable costs in automobile manufacturing would include items such as raw materials, direct labor, and electricity costs.
On the other hand, the cost of wheels for an automobile assembly plant would typically be considered a fixed cost. Fixed costs are costs that do not vary with the level of production. These costs remain constant regardless of the number of cars produced.
Fixed costs in automobile manufacturing may include expenses like the purchase or lease of manufacturing equipment, facility rental, and salaries of administrative staff.
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Find the value of x.
Answer:
x=95°
Step-by-step explanation:
Leslie earned $12 Friday, $20 Saturday, and $56 Sunday selling bracelets. If she sold each bracelet for the same amount of money what is the most she could charge for each bracelet?
Answer:
$4
Step-by-step explanation:
12÷4=3
20÷4=5
56÷4=14
which graph of ordered pais shows a proportional relationship? i need help lol
A restaurant that sells salads determines that its cost of producing and selling x number of salads is given by the function. C(x)=2.50x+1400 The restaurant is going to sell their salads for $6. How many salads must be sold in order for the restaurant to break even? A. 2.400 B. 400 C. 100 D. 800 E. 300
A restaurant that sells salads determines that its cost of producing and selling x number of salads is given by the function. C(x) = 2.50x + 1400 The restaurant is going to sell their salads for $6, 400 salads must be sold in order for the restaurant to break even. The correct answer is b.
The restaurant breaks even when the revenue from selling salads equals the cost of producing and selling salads. The revenue from selling salads is 6x, and the cost of producing and selling salads is 2.50x + 1400. So, the restaurant breaks even when 6x = 2.50x + 1400.
We can solve for x as follows:
3.50x = 1400
x = 400
This means that the restaurant must sell 400 salads in order to break even.
The break-even point is the point at which the restaurant's revenue equals its costs. If the restaurant sells more than 400 salads, it will make a profit. If the restaurant sells less than 400 salads, it will lose money.
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A restaurant that sells salads determines that its cost of producing and selling x number of salads is given by the function. C(x) = 2.50x + 1400 The restaurant is going to sell their salads for $6, 400 salads must be sold in order for the restaurant to break even. The correct answer is b.
The restaurant breaks even when the revenue from selling salads equals the cost of producing and selling salads. The revenue from selling salads is 6x, and the cost of producing and selling salads is 2.50x + 1400. So, the restaurant breaks even when 6x = 2.50x + 1400.
We can solve for x as follows:
3.50x = 1400
x = 400
This means that the restaurant must sell 400 salads in order to break even.
The break-even point is the point at which the restaurant's revenue equals its costs. If the restaurant sells more than 400 salads, it will make a profit. If the restaurant sells less than 400 salads, it will lose money.
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What are the multiples of 42?
The first 10 multiples of 42 are as follows:
42, 84, 126, 168, 210, 252, 294, 336, 378, 420.
What are multiples?In mathematics, multiplying any number by integer results in a multiple.
In other terms, it can be argued that b is a multiple of the supplied two numbers, a, and b if b = na for some integer n, known as the multiplier.
This is comparable to saying that if an is not zero, then b/a is an integer.
When a and b are both integers and b is a multiple of a, then an is said to be a divisor of b.
So, the multiples of 42 are:
42, 84, 126, 168, 210, 252, 294, 336, 378, 420
Therefore, the first 10 multiples of 42 are as follows:
42, 84, 126, 168, 210, 252, 294, 336, 378, 420.
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Correct question:
What are the first 10 multiples of 42?
BE||CD. Find the value of x and AC.
Answer:
x = 4.8
AC = 16.8
Step-by-step explanation:
From the picture attached,
In ΔABE and ΔACD
BE║CD, and the AC and AD are the transversal lines.
∠ABE ≅ ∠ACD [Corresponding angles]
∠AEB ≅ ∠ADC [Corresponding angles]
ΔABE ~ ΔACD [By AA property of similarity of two triangles]
And by the property of similar triangles, corresponding sides of the similar triangles are always proportional.
\(\frac{\text{AC}}{\text{AB}}=\frac{\text{AD}}{\text{AE}}\)
\(\frac{x+12}{12}=\frac{10+4}{10}\)
\(\frac{x+12}{12}=\frac{14}{10}\)
10(x + 12) = 12 × 14
10x + 120 = 168
10x = 168 - 120
x = 4.8
AC = x + 4.8
= 12 + 4.8
= 16.8
consider a collection of envelopes consisting of 2 red envelopes, 1 blue envelope, 1 green envelope, and 3 yellow envelopes. if three envelopes are selected at random, without replacement, determine the probability that they are all yellow envelopes. (type an integer or a simplified fraction.)
ANSWER: The probability is 1/35.
To determine the probability of selecting all yellow envelopes, we need to calculate the ratio of favorable outcomes (selecting three yellow envelopes) to the total number of possible outcomes (selecting any three envelopes without replacement).
The total number of envelopes is 2 red + 1 blue + 1 green + 3 yellow = 7 envelopes.
The number of ways to choose three yellow envelopes from the collection is given by the combination formula:
C(3, 3) = 1
The number of ways to choose any three envelopes from the collection is given by:
C(7, 3) = 7! / (3! * (7 - 3)!) = 7! / (3! * 4!) = (7 * 6 * 5) / (3 * 2 * 1) = 35
Therefore, the probability of selecting all yellow envelopes is:
P(all yellow) = favorable outcomes / total outcomes = 1 / 35
The probability is therefore 1/35.
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Explain this to me I don't understand
Answer:
26.124
Step-by-step explanation:
SOH CAH TOA
tan 43 = about 0.933
than times it by 28 and get
26.124
For A Brainlist !! Please Help Iwill Mark Brainlist I appreciate it so much I think its D but im not sure
The operations which must be part of the inverse function g(x) are:
Add 3Divide by 2.What is an inverse function?An inverse function can be defined as a type of function that is obtained by reversing or undoing a mathematical operation in a given function (f(x)).
In Mathematics, a given function (f(x)) and its inverse function has the following property f⁻¹(f(x)) = x.
Generally speaking, the inverse of multiplication is division while addition is the inverse of subtraction. In this context, we can reasonably and logically deduce that a "division by 2," followed by an "addition of 3" to the function f(x) are the operations that must be part of the inverse function g(x).
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(T/F) the central limit theorem says that a histogram of the sample means will have a bell shape, even if the population is skewed and the sample is small.
The given statement "the central limit theorem says that a histogram of the sample means will have a bell shape, even if the population is skewed and the sample is small." is true because it use sample statistics to make inferences about a population
The central limit theorem states that, regardless of the underlying distribution of a population, if we take a sufficiently large sample size and calculate the mean of the sample, the distribution of those sample means will be approximately normal.
More specifically, the central limit theorem says that the mean of a large sample from any population with a finite mean and variance will follow a normal distribution.
However, it is important to note that the central limit theorem applies to sufficiently large sample sizes. The larger the sample size, the more closely the sample means will approximate a normal distribution.
Moreover, if the population is skewed, the sample mean may not be a perfect normal distribution but it still will be an approximation of normal distribution
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Helppppp please!!! D:
Find the perimeter of the trapezoid below:
Please no cap!!
Answer:
Step-by-step explanation:
P=a+b+c+d = this is your name ok
kim orders catering from midtown diner for $35. she spends $5 on a large order of potato salad and the rest on turkey sandwiches. each sandwich is $2.50. How many sandwiches did kim buy ?
Answer:
12
Step-by-step explanation:
35-5=30
After that you dived 30 by 2.5 which gets you 12
Un crucero tiene habitaciones dobles y sencillas. En total tiene 47 habitaciones y 79 plazas. ¿Cuántas habitaciones tiene de cada tipo?
Solución: 15 individuales y 32 dobles
The cruise ship has 15 single rooms and 32 double rooms.
A cruise ship has double and single rooms. It has a total of 47 rooms and 79 seats. The best way to solve this problem is to set up a system of linear equations and solve for the variables.
Let x be the number of single rooms and y be the number of double rooms.
Then we can set up two equations based on the information given: x + y = 47 (the total number of rooms is 47) and 1x + 2y = 79 (the total number of seats is 79, and single rooms have one seat while double rooms have two seats).Solving the system of equations:x + y = 47
1x + 2y = 79
Multiplying the first equation by 2 and subtracting it from the second equation, we get:y = 32Substituting this value of y into the first equation, we get:x + 32 = 47x = 15
Therefore, there are 15 single rooms and 32 double rooms on the cruise ship.Answer: The cruise ship has 15 single rooms and 32 double rooms.
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Zarin drinks 16 glasses of water in one day. If she drinks same amount of water
every day, then how much water does she drink in one week?
Answer:
the answer is 112 glasses of water.
Step-by-step explanation:
let's use a proportion method
16glasses=1 day
and the whole week is composed of 7 days this means that:
7 days= 16*7=112 glasses of water
Answer:
112
Step-by-step explanation:
because 16 * one week ( 7 ) = 112
16 x 7 = 112 ..
Wacky Wizards offers beginner Advanced magic classes. the beginner costs 6 more than half the cost of the advanced class. Last week they taught 7 beginner classes and 11 advanced classes and earned $390. Write a system that represents the cost of the beginner class, b and the cost od advanced class, a
Answer:
if you’re looking for a equation it could be “ 24c + 15 = 687 “Step-by-step explanation:
Beginner courses cost $18 while advanced courses cost $24.
Let b represent the cost of the beginner classes and a represent the cost of advanced classes.
The beginner costs 6 more than half the cost of the advanced class. Hence:
b = a/2 + 6
2b = a + 12
2b - a = 12 (1)
Last week they taught 7 beginner classes and 11 advanced classes and earned $390, Hence:
7b + 11a = 390 (2)
Solving equations 1 and 2 simultaneously gives: b = 18, a = 24
Beginner courses cost $18 while advanced courses cost $24.
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Finish the chart for
y= 1/2x
Answer:
So we know that y=1/2x. So we apply this equation on each x.
x=-2, so y=1/2*-2 which is -1. so y = -1
x=0, so y = 1/2 * 0 which is 0. so y=0
x=2, so y = 1/2*2 which is 1. so y=1
Hope this helps :))
UNIT 2
Decimals and Integers
perform the indicated operation -11 + -19
The value of the indicated operation -11 + -19 is -30
How to perform the indicated operation -11 + -19?The expression is given as:
-11 + -19
Evaluate the product of + and -.
So, we have:
-11 + -19 = -11 -19
Evaluate the difference
-11 + -19 = -30
Hence, the value of the indicated operation -11 + -19 is -30
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what are the two possible names for the line between a reflection
Answer:
Line m, because if you put a mirror on m, one figure will be truly reflected in another
A student begins to build a model of a downtown bridge in the city where he lives. He
measures some of the angles formed by the sides of the model.
The student says both x and y are 65. Why is he incorrect? Use the drop-down menus t
explain your answer.
Considering supplementary angles, we have that the measures of x and y are given as follows:
x = 50º.y = 80º.We also have that x and y have different measures, hence the student is incorrect, and x and 40º are complementary.
What are supplementary angles?Supplementary angles are angles whose measures add to 180º.
The three internal angles of a triangle are supplementary, hence we can find x as follows:
90 + 40 + x = 180
130 + x = 180
x = 50º.
Angles x, y and 50º are also supplementary, hence:
x + y + 50 = 180
50 + y + 50 = 180
y = 80º.
The angles with measures x and 40º are complementary, as they add to 90º.
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Answer:
sum up to 130 but not equal
Step-by-step explanation:
What is the answer to this, I’m doing an assignment that i forgot to do over spring break
Answer:
24/25
Step-by-step explanation:
When dividing fractions, multiply the first fraction by the reciprocal of the second fraction, and simplify if necessary.
3/5 ÷ 5/8 = 3/5 × 8/5 = 24/25