The formula for the absolute value function g(c) is given as follows:
g(c) = |c + 4| - 1,
How to define the absolute value function?An absolute value function of vertex (h,k) is defined as follows:
y = a|x - h| + k.
The leading coefficient a of the function is the slope of the increasing part, given as follows:
a = 1.
The coordinates of the vertex are given as follows:
(-4,-1).
Hence the function is given as follows:
g(c) = |c + 4| - 1,
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help for brainliest please
Answer:
5/9
Step-by-step explanation:
When you divide 5 by 9, you will get 0.5 repeating. I know the answer because I had this question on Acellus.
Perform the given set operationLet U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} (Enter your answers as a comma-separated list. Enter EMPTY for the empty set.
——————————
{x|x is even}
XUY represents the union of sets X and Yas {3, 4, 7, 11}.
What is a set?A set is defined as a group of objects in mathematics. Set names and symbols begin with a capital letter. According to set theory, a set's constituent parts can be included in anything.
The sets are given in the question, as follows:
X = {3, 4, 7},
Y = {4, 7, 8}
We have to determine the members of the set XUY, using set braces.
As per the question, the required solution would be as:
XUY = {3, 4, 7, 11}
XUY represents the union of sets X and Y, which contains all elements that are in set X or set Y, or in both. Since none of the elements in set X or set Y are repeated, all of the elements in set X and set Y are included in the union without duplication.
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The question seems incomplete, the complete question would be as:
Perform the given set operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}.
(Enter your answers as a comma-separated list. Enter EMPTY for the empty set.)
X = {3, 4, 7}, Y = {4, 7, 8}
XUY = ?
Use the graph to complete the statement. O is the origin. r(180°,O) ο Ry−axis : (2,5)
A. ( 2, 5)
B. (2, -5)
C. (-2, -5)
D. (-2, 5)
9514 1404 393
Answer:
B. (2, -5)
Step-by-step explanation:
Reflection across the y-axis is the transformation ...
(x, y) ⇒ (-x, y)
Rotation 180° about the origin is the transformation ...
(x, y) ⇒ (-x, -y)
Applying the rotation after the reflection, we get ...
(x, y) ⇒ (x, -y)
(2, 5) ⇒ (2, -5)
_____
Additional comment
For these transformations, the order of application does not matter. Either way, the net result is a reflection across the x-axis.
Answer:
(2,-5)
Step-by-step explanation:
Ellie had 15 candies , after opening it she found out that 13 were not green, if she opens 3 or more packs , how many green candies should she expect
Answer:
She should expect 8 candies
Step-by-step explanation:
If 13 were not green that would leave 2 that were green which means that ( hoping that the same amount is in each one) if you count by 2's 3 more times you would get 8 and if there is more just continue counting by 2's
What is the slope of the line y = 3? O A. 3 O B. 1 O C. O O D. Undefined
Answer:
C
Step-by-step explanation:
The slope of a horizontal line, such as that of y= 3, is equal to 0.
This can be proved using the slope formula.
\(\boxed{ slope = \frac{y _{1} - y_2 }{x_1 - x_2} }\)
Let's choose 2 points on the line y= 3:
(0, 3) and (2, 3)
Slope
\( = \frac{3 - 3}{2 - 0} \)
\( = \frac{0}{2} \)
= 0
Thus, the line has a slope of zero.
On the other hand, vertical lines have an undefined slope.
Additional:
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https://brainly.com/question/12528289What is a solution to the equation 6t = 114?
A t = 19
B t = 108
C t = 120
D t = 684
Answer:
A t=19
Step-by-step explanation:
6t=114
t=114/6
t=19
Answer:
t=19
Step-by-step explanation:
The redwood national park is home to some of the largest trees in the world
Question 1 (1 point) A politician wishes to determine the reading level of 5th graders in her State. She does not have funding to test all 5th graders in her state, so she selects some of the schools in her state and tests every 5th grader in those schools. What type of a sample is this?
Answer:
This is a cluster random sample
Explanation:
A cluster random sample allow us to split the sample into groups, and then select every member from some of the groups we split them into.
A number plus 1/2
And a number minus .7
determine whether the following procedure results in a binomial distribution or a distribution that can be treated as binomial (by applying the 5% guideline for cumbersome calculations). If it is not binomial and cannot be treated as binomial, identify at least one requirement that is not satisfied.
Treating 20 bald men with a special shampoo and recording how they say their scalp feels
Choose the correct answer below.
A. It is binomial or can be treated as binomial.
B. It is not binomial because the probability of success does not remain the same in all trials.
C. It is not binomial because there are more than two possible outcomes.
D. It is not binomial because there are more than two possible outcomes and the trials are not independent.
The given procedure results as not binomial and cannot be treated as binomial. It is not binomial because the probability of success does not remain the same in all trials. The correct answer is option B.
What is binomial distribution?Binomial distribution compiles the number of trials, or observations when each trial has the same probability of attaining one particular value. Binomial distribution controls the probability of observing a specified number of successful outcomes in a specified number of trials.
In a binomial distribution, the probability of getting a success have to remain the same for the trials we are investigating. For example, when tossing a coin, the probability of flipping a coin is half or 0.5 for every trial we conduct, because there are only two possible outcomes.
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Choose the correct answer below
The correct statement is;
False, because x = \(cos^-^1({\frac{-1}{2} )\) is in the interval \(( -\frac{\pi }{2} , \frac{\pi }{2} )\) that is, \(cos^-^1({\frac{-1}{2} )\) = \(\frac{2\pi }{3}\). So all solutions of cos x = -1/2 will be x = 2π/3 + 2nx and x = 4π/3 + 2nx.
Option D
How to determine the statementFrom the information given, we have that;
All solutions are cos x = -1/2 are given by x = 4x/2 + 2πx
There are multiple solutions to the equation cos x = -1/2, and they are denoted by the values x = 2π/3 + 2nx and x = 4π/3 + 2nx
Such that n is an integer.
This is so because the cosine function repeats itself every 2π, or its period. We therefore multiply the general answer by multiples of 2 to obtain all solutions.
The formula x = 4x/2 + 2πx implies that each solution can be reached by x being multiplied by 4/2 and 2πx being added.
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Expand and simplify (2x + 5)2
Answer: 4x +10
Step-by-step explanation:
Distribute the 2 to both terms
2*2x + 2*5
4x + 10
pls help!!
Q:In a random sample, 8 students were asked how long it takes them to get ready for school in the morning. The times are listed below, compute the following:
22 29 21 24 27 28 25 36
Range:
Variance:
Std Deviation:
The required statistical parameters has been computed as follows:
Range = 15.
Standard deviation, SD = 4.4441.
Variance = 19.75.
How to calculate the range?Mathematically, the range of a data set can be calculated by using this formula;
Range = Highest number - Lowest number
Range = 36 - 21
Range = 15.
How to calculate the mean?Mathematically, the mean for these data sets would be calculated by using this formula:
Mean = [F(x)]/n
F(x) = 22 + 29 + 21 + 24 + 27 + 28 + 25 + 36
F(x) = 212.
Mean = 212/8
Mean = 26.5
Next, we would calculate the standard deviation by using this formula:
SD = √(1/n × ∑(xi - u₁)²)
SD = √(1/5 × ∑(22 - 26.5)² + 1/5 × ∑(29 - 26.5)² + 1/5 × ∑(21 - 26.5)² + 1/5 × ∑(24 - 26.5)² + 1/5 × ∑(27 - 26.5)² + 1/5 × ∑(28 - 26.5)² + 1/5 × ∑(25 - 26.5)² + + 1/5 × ∑(36 - 26.5)²)
Standard deviation, SD = 4.4441.
In Statistics, the standard deviation of a data sample is the square root of the variance and this is given by this mathematical expression:
Variance = δ²
Variance = 4.4441²
Variance = 19.75.
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Brownies are sold at a bake sale.
3 pans of brownies are for sale
each pan has 5 rows with 5 brownies in each row
each brownie is sold for $2
How much money is made when all of the brownies are sold?
Answer:
$150
Step-by-step explanation:
There are three pans of brownies each containing 25 brownies and 25 × 3= 75. Each brownie sells for $2. So, 2×75=150.
The solution is $150, is made when all of the brownies are sold.
What is multiplication?In mathematics, multiplication is a method of finding the product of two or more numbers. It is one of the basic arithmetic operations, that we use in everyday life.
here, we have,
given that,
Brownies are sold at a bake sale.
3 pans of brownies are for sale.
each pan has 5 rows with 5 brownies in each row each brownie is sold for $2.
so, we get,
There are three pans of brownies each containing 25 brownies
and 25 × 3= 75.
Each brownie sells for $2.
we have,
So, 2×75=150.
Hence, The solution is $150, is made when all of the brownies are sold.
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I need to know how to solve this question and how to do these things on my rubric Represent the other quantities in terms of XAnswer the question in complete sentences
Answer
The number of units given that the company has an average cost of $100 per unit is 460 units
SOLUTION
Problem Statement
The question tells us a company's fixed cost is $11,500 while it costs $75 per unit for each unit they produce. We are asked to find the number of units produced by the company that would result in an average cost per unit of $100.
Method
- The fixed cost of a company is the cost of all the operations whose cost never changes.
- The production cost of $75 per unit represents the cost of producing one unit of their product.
- Thus, we can ascertain the total production cost of the company by adding the Fixed cost to the Production cost. That is:
\(\text{Total Cost }=\text{ Fixed cost }+\text{ Production cost}\)- The average cost of a company is simply the average cost of running the company per every unit of production. Simply put, it is the ratio of the total cost and the number of units produced.
Thus, we can say that:
\(\text{Average cost }=\frac{\text{Total Cost}}{\text{Number of units produced}}\)- It is with the above formula we shall solve the question.
Implementation
- To apply the Average cost formula, we need to first find the Total cost. Total cost is made up of Fixed cost and Production cost.
\(\begin{gathered} \text{Fixed cost}=11,500 \\ \text{Production cost for 1 unit}=75\text{ for 1 unit.} \\ \text{ Production cost for n units }=75\times n=75n \\ \\ \therefore\text{Total cost }=Fixed\text{ cost + Production cost} \\ \\ Total\text{ cost}=11,500+75n \end{gathered}\)- Now that we have the expression for Total cost, we can proceed to use the formula for average cost above
\(\begin{gathered} \text{Average cost}=100 \\ \text{Total cost}=11,500+75n \\ \text{Number of units produced}=n \\ \\ \therefore\text{Average cost}=\frac{\text{Total Cost}}{\text{Number of units produced}} \\ \\ 100=\frac{11,500+75n}{n} \\ \text{Cross-multiply} \\ 100n=11,500+75n \\ \text{Subtract 75n from both sides} \\ 100n-75n=11,500 \\ 25n=11500 \\ \text{Divide both sides by 25} \\ \frac{25n}{25}=\frac{11500}{25} \\ \\ \therefore n=460\text{units} \end{gathered}\)Summary of Solution
To solve this question, we followed these steps:
1. We found the expression for the total cost of the company.
\(\begin{gathered} \text{Total cost}=\text{ Fixed cost }+\text{ Production cost} \\ \text{Total Cost }=11,500+75n \\ \\ \text{where, } \\ n=\text{The number of units produced} \end{gathered}\)2. We applied the formula given below to find the number of units produced (n).
\(\text{Average cost}=\frac{\text{Total cost}}{\text{Number of units produced}}\)Final Answer
The number of units given that the company has an average cost of $100 per unit is 460 units
plssss help (the answer choices are the same for all)
A college student realized that he was spending too much money on music. For the remaining 5 months of the year his goal is to spend a
mean of $60 a month towards music. How much can he spend in December, taking into consideration that in the other 4 months he
spent $65, $55, $70, and $75, respectively? Round your answer to two decimal places, if necessary.
The college student can spend $35 in December to achieve his goal of a mean spending of $60 per month for the remaining five months.
To find out how much the college student can spend in December, we need to consider the total amount he has already spent in the first four months and his goal of having a mean spending of $60 per month for the remaining five months.
Let's calculate the total amount spent in the first four months:
Total spent = $65 + $55 + $70 + $75 = $265
The student's goal is to spend a mean of $60 per month for the remaining five months. Since there are five months remaining, the total amount he plans to spend is:
Total planned spending = $60 * 5 = $300
To find out how much he can spend in December, we subtract the total spent in the first four months from the total planned spending:
Amount he can spend in December = Total planned spending - Total spent
= $300 - $265
= $35
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M=−8r
2
+11r−6
T=−7r
2
−9r+14
M
+
T
=
M+T=M, plus, T, equals
Your answer should be a polynomial in standard form.
M + T in standard form polynomial is -15r² + 2r + 8
How to represent polynomial in standard form?Polynomial in standard is when all its terms are arranged by decreasing order of degree.
Therefore,
M = - 8r²+ 11r - 6
T = -7r² - 9r + 14
M + T = - 8r²+ 11r - 6 + (-7r² - 9r + 14)
M + T = - 8r²+ 11r - 6 - 7r² - 9r + 14
combine like terms
M + T = - 8r² - 7r² + 11r - 9r - 6 + 14
In standard form, the polynomial is represented as follows;
M + T = -15r² + 2r + 8
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Please can anybody help me with this? A card is randomly selected from a standard 52-card deck. What is the probability of picking a club OR a face card? Answer needs to be in decimal form rounded to two decimal places.
Answer:
0.42
Step-by-step explanation:
To solve the problem, we need to add the probability of picking a club to the probability of picking a face card, and then subtract the probability of picking a club that is also a face card (because we would have counted it twice).
There are 13 clubs in a standard deck, so the probability of picking a club is 13/52 or 0.25.
There are 12 face cards (4 jacks, 4 queens, and 4 kings) in a standard deck, so the probability of picking a face card is 12/52 or 0.23.
However, there are 3 cards that are both clubs and face cards (the jack of clubs, queen of clubs, and king of clubs), so we need to subtract the probability of picking one of those cards. There are 3 of them out of 52 total cards, so the probability of picking a club that is also a face card is 3/52 or 0.06.
Therefore, the probability of picking a club OR a face card is:
0.25 + 0.23 - 0.06 = 0.42 (rounded to two decimal places).
So the answer is 0.42.
Find the area. Round your answer to the nearest hundredth 15m
Calculate the exact length of PA. Express your answer in simple radical form.
Step-by-step explanation:
I apologise for the quality.
The exact length of PA will be 5.66 units. And the sine of angle P is 0.707 and the cosine of angle P will be 0.707.
What is a right-angle triangle?It's a form of a triangle with one 90-degree angle that follows Pythagoras' theorem and can be solved using the trigonometry function.
The triangle ΔPAT is an isosceles right-angle triangle with PA = AT.
Then the length of the side PA will be
8² = PA² + AT²
64 = PA² + PA²
PA² = 32
PA = 5.66
PA = AT = 5.66
Then the sine of angle P will be
sin P = 5.66 / 8
sin P = 0.707
Then the cosine of angle P will be
cos P = 5.66 / 8
cos P = 0.707
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2. Kasie lives in Seattle. She can see her house from the observation deck of the Seattle Space Needle. The
observation deck is 520 feet above the ground and the angle of depression from the deck to her house
is 70. What is the direct distance from the base of the Space Needle to Kasie's house? Round your
answer to the nearest foot.
Direct distance from the base of the Space Needle to Kasie's house = 1429 feet.
What is angle of depression?The angle of depression is the angle between the horizontal line and the observation of the object from the horizontal line. It is basically used to get the distance of the two objects where the angles and an object's distance from the ground are known to us.
Given,
Height of the observation deck AB = 520 feet
Angle of depression = 70°
Distance of the Space needle base to house BC = ?
By the figure,
tan70° = AB/BC
BC = tan70°(AB)
BC = 2.7475(520)
BC = 1428.7 feet
Distance of the Space needle base to house to nearest foot = 1429 feet
Hence, 1429 feet is the distance between base of the Space Needle to Kasie's house.
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A bag has five balls labeled A, B, C, D, and E.
One ball will be randomly picked, and its letter will be recorded as the outcome. give the sample space describing all possible outcomes.
Then give all of the outcomes for the event of choosing the letter B.
If there is more than one element in the set, separate them with commas.
The outcomes for the event of choosing the letter B are: B
How to determine all of the outcomes for the event of choosing the letter B.The sample space describes all possible outcomes when randomly picking a ball from the bag. In this case, the bag contains five balls labeled A, B, C, D, and E. Therefore, the sample space is {A, B, C, D, E}, which represents all the possible outcomes.
Now, for the event of choosing the letter B, we need to identify the outcomes that correspond to selecting the ball labeled B. In this case, there is only one outcome that satisfies this event, which is the ball labeled B.
Therefore, the outcomes for the event of choosing the letter B are:
B
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At an amusement park, riders must be at least 48 inches tall to ride the Night Eagle roller coaster. Keenan has grown 1.5 inches since last summer, but he is still too short to ride. Let x represent how tall Keenan was last summer. Which inequality describes the problem?
The inequality that describes the given word problem is;
x + 1.5 < 48
How to solve Inequality word problems?Let x represent how tall Keenan was last summer. Thus;
x = Keenan's height last summer in inches
If he was x inches last summer, and has since grown an additional 1.5 inches up to date, then it means that his total height now is;
x + 1.5 inches.
The conditons state "riders must be at least 48 inches tall to ride the Night Eagle roller coaster". So it means that his height must be equal to 48 inches, or larger than 48 inches, to make him eligible to ride the roller coaster.
But since he is still too short to ride, this means the expression x+1.5 is smaller than 48 and as such the inequality of this problem is;
x + 1.5 < 48
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Ax^2+bx+c=2(x-1)(2x+3)+(x^2-4x+2)
The quadratic form ax² + bx + c for the given set of factors is 5x² - 2x - 4.
How do we determine the quadratic equation (ax^2+bx+c) from a given set of factors?The quadratic equation that takes the form ax^2+bx+c can be determined from a given set of factors by applying the rule:
a + (b + c) = a + b + cLet us expand the eqaution: 2(x-1) (2x+3)
Ax^2+bx+c = 2(x-1) (2x+3) + x^2-4x+2So, we have:
2(x - 1)(2x + 3) ⇒ 4x² + 2x - 6.
= 4x² + 2x - 6 + x² - 4x + 2
Now, let us group like terms, we have:
= 4x² + x² + 2x - 4x - 6 + 2
= 5x² - 2x - 4
Therefore, we can conclude that the quadratic form ax² + bx + c for the given set of factors is 5x² - 2x - 4.
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Select the correct answer.
Answer:it might be A
Please help with this math question. Thank you
Answer: 1) 22cm
Step-by-step explanation:
Refer to the attachment below, the length of the rectangle is separated into three parts.
First Part = 7cm
Second Part = 4 + 2 = 6cm
Third Part = 5 + 4 = 9 cm
7 + 6 + 9 = 22
Hope this helps!! :)
Please let me know if you have any questions
Frosting Mountain cupcake shop is running low on vanilla. They have 2 cups of vanilla left and each batch of cupcakes needs 1 4 of a cup. How many batches of cupcakes can they make before they run out of vanilla?
Answer:0.143
Step-by-step explanation:
the probability of a fair coin Landing heads up in one tossis 1/2 if a coin is tossed 20 times how many times would the coin be expected to land heads up A.20B.1C.2D.10
Answer
Option D is correct.
The coin is expected to land heads up 10 times.
Explanation
This is an expected value problem.
Expected value, the number of times an eventis expected to happen, is given as
E(X) = np
where
n = number of times the experiment is performed = 20
p = probability of our event happening (probability if the coin landing on the head) = ½
E(X) = Number of the coin expected to land on the head = ?
E(X) = np = (20) (½) = 10
Hope this Helps!!!
Pablo solved the polynomial equations given in the table. Determine whether each polynomial is correct. Select Correct or Incorrect for each equation.
Equation
(b²+7b-9)+(4b-6b²) = -8b² + 14b-9
(4a+6)-(3a²-9a+1)=-3a²+ 13a +5
(12c-8c²)+(5c²- 10c) = -3c²+2c
The first equation is incorrect.
The second equation is correct.
The third equation is correct.
Let's go through each equation and determine whether it is correct or incorrect:
(b²+7b-9)+(4b-6b²) = -8b² + 14b-9
To determine if this equation is correct, we need to simplify both sides and check if they are equal.
On the left side:
(b²+7b-9)+(4b-6b²) = b² - 6b² + 7b + 4b - 9 = -5b² + 11b - 9
On the right side:
-8b² + 14b - 9
Comparing both sides, we can see that -5b² + 11b - 9 is not equal to -8b² + 14b - 9. Therefore, the equation is incorrect.
(4a+6)-(3a²-9a+1)=-3a²+ 13a +5
Again, we need to simplify both sides of the equation and check if they are equal.
On the left side:
(4a+6)-(3a²-9a+1) = 4a + 6 - 3a² + 9a - 1 = -3a² + 13a + 5
On the right side:
-3a² + 13a + 5
Comparing both sides, we can see that -3a² + 13a + 5 is equal to -3a² + 13a + 5. Therefore, the equation is correct.
(12c-8c²)+(5c²- 10c) = -3c²+2c
Again, let's simplify both sides and compare them.
On the left side:
(12c-8c²)+(5c²- 10c) = 12c - 8c² + 5c² - 10c = -3c² + 2c
On the right side:
-3c² + 2c
Comparing both sides, we can see that -3c² + 2c is equal to -3c² + 2c. Therefore, the equation is correct.
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