Answer:
x = -4
Step-by-step explanation:
hoffe das hilft jedem in der zukunft
6x + 1 = -6(1-x) please show work i need what is x
Answer:
Step-by-step explanation:
6x+1=-6(1-x)
6x+1=-6+6x
6x+7=6x
7=0
no solution
assuming that if a logical vector z has at least one entry true, which of the function will always be false ? group of answer choices any(!z) all (!z) any(z) all(z)
If a logical vector z has at least one entry TRUE, the function all(!z) will always be false.
If a logical vector contains only TRUE items, the all() method returns FALSE; otherwise, it returns TRUE.
The any() function, on the other hand, gives a result of TRUE if a logical vector has at least one element that is TRUE and FALSE otherwise.
any(z) will always be TRUE if z contains at least one TRUE element since there is at least one TRUE element. On the other hand, depending on whether all of the components of z are TRUE, all(z) may or may not be TRUE.
any(!z) will always return FALSE since if z has at least one TRUE element, then!z must include at least one FALSE element.
Additionally, all(!z) will always return FALSE if any element is FALSE since if z has at least one TRUE element, then!z must include at least one FALSE element.
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convert 336g to m³
\(336g \: to \: m3\)
The conversion 336g to m³ is impossible because they measure different units
How to convert 336g to m³From the question, we have the following parameters that can be used in our computation:
Convert 336g to m³
To convert a unit to another, the units must measure the same quantity
Take for instance:
Grams can be converted to kilograms because they both measure mass
Using the above as a guide, we have the following:
336g to m³ cannot be done because of the different quantities they represent
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Find the missing side. Round to the nearest tenth.
X
55
18
Answer:
solution
90+55+×=180(sum of angle of triangle is 180)
or,145+x=180
or,x=180-145
therefore,x=35
if the least-squares regression line for predicting y from x is y = 50 – 15x, what is the predicted value of y when x = 3?
The predicted value of y when x = 3, based on the least-squares regression line equation y = 50 - 15x, is y = 50 - 15(3) = 5.
The given least-squares regression line equation y = 50 - 15x represents a linear relationship between the variables x and y. In this equation, the coefficient of x (-15) represents the slope of the line, and the constant term (50) represents the y-intercept.
To find the predicted value of y when x = 3, we substitute x = 3 into the equation and solve for y. Plugging in x = 3, we have y = 50 - 15(3). Simplifying this expression, we get y = 50 - 45 = 5.
Therefore, when x = 3, the predicted value of y based on the least-squares regression line is 5. This means that according to the regression line, when x is 3, the expected or estimated value of y is 5.
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Consumers in a certain state can choose between three long-distance telephone services: GTT, NCJ, and Dash. Aggressive marketing by all three companies results in a continual shift of customers among the three services. Each year, GTT loses 20% of its customers to NCJ and 15% to Dash, NCJ loses 5% of its customers to GTT and 5% to Dash, and Dash loses 25% of its customers to GTT and 15% to NCJ. Assuming that these percentages remain valid over a long period of time, what is each company's expected market share in the long run?
GTT's expected market share:
NCJ's expected market share:
Dash's expected market share:
GTT's expected market share is 45.45%, NCJ's expected market share is 31.82%, and Dash's expected market share is 22.73%. these percentages add up to 100%, as expected.
To find the long-run expected market share for each company, we need to use the concept of steady-state or equilibrium. In the long run, the market share of each company will remain constant if the number of customers gained is equal to the number of customers lost. This means that the rate of change of each company's market share will be zero.
Let's define the market share of each company at any point in time as follows:
GTT's market share = SGTT
NCJ's market share = SNCJ
Dash's market share = SDash
We can write the equations for the rate of change of each company's market share as follows:
dSGTT/dt = -0.2 SGTT + 0.05 SNCJ + 0.25 SDash
dSNCJ/dt = -0.05 SNCJ + 0.05 SGTT + 0.15 SDash
dSDash/dt = -0.15 SDash + 0.25 SGTT + 0.15 SNCJ
Note that the negative coefficients represent the percentage of customers lost by the company, and the positive coefficients represent the percentage of customers gained by the company.
To find the steady-state values of SGTT, SNCJ, and SDash, we need to set the rate of change of each company's market share to zero:
-0.2 SGTT + 0.05 SNCJ + 0.25 SDash = 0
-0.05 SNCJ + 0.05 SGTT + 0.15 SDash = 0
-0.15 SDash + 0.25 SGTT + 0.15 SNCJ = 0
We can solve these equations to get the steady-state values of SGTT, SNCJ, and SDash:
SGTT = 0.4545
SNCJ = 0.3182
SDash = 0.2273
Therefore, the expected long-run market share for each company is as follows:
GTT's expected market share: 45.45%
NCJ's expected market share: 31.82%
Dash's expected market share: 22.73%
Therefore, these percentages add up to 100%, as expected.
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phineas has 3 times as many baseball cards as ferb.together,they have a total of 228 baseball cards.how many baseball cards does ferb have?
i think its ctuallly76
The triangle below is a right triangle what is the length of UV in centimeters
Answer:
56
Step-by-step explanation:
formula- a^2 + b^2 = c^2
33^2 + b^2 = 65^2
1089 + b^2 = 4225
b^2 = 3136
find square root
b = 56
Solve for x. what is x-5=15
Answer:
x=20
Step-by-step explanation:
Answer:
x=20
Step-by-step explanation:
20-5=15
Please help with algebra 2 Possible Answers(-3, 2)(-3, 3)(2, -3)(6, 8)
SOLUTION
Given the question in the image, the following are the solution steps to answer the question.
STEP 1: Re-draw the given circe to show the radius
STEP 2: Explain the radius
A radius is a line drawn from the centre of a given circle to any part on the circumference. This line divides a circle into equal quarters as seen on the image. The radius divides the circle equally both vertically and horizontally.
STEP 3: Show the centre
Since the line of the radius goes from the centre, therefore the part identified below will be the centre
STEP 4: Get the coordinate of the centre
The coordinate of the centre will be the point on the x-axis as agianst the point on the y-axis.
Hence, the center of the given circle is:
\(\lparen-3,2)\)A research team is testing the hypothesis that exercise increases happiness. What step must they complete next
The research team, after formulating the hypothesis that exercise increases happiness, needs to design and conduct an experiment to test this hypothesis.
The next step would be to plan and implement a study that allows them to collect data and analyze whether exercise has a positive impact on happiness.
Define the variables: Clearly define the variables involved, such as the independent variable (exercise) and the dependent variable (happiness).
Design the study: Determine the study design that will best test the hypothesis. This could involve selecting the sample population, deciding on the duration and intensity of exercise, and considering control groups or randomization techniques.
Collect data: Implement the study by gathering data on exercise habits and measuring happiness levels. This may involve surveys, questionnaires, or other measurement techniques.
Analyze the data: Use statistical analysis methods to examine the collected data and determine if there is a significant relationship between exercise and happiness. This could involve comparing means, conducting correlation analyses, or employing other appropriate statistical tests.
Draw conclusions: Based on the analysis, interpret the findings and draw conclusions regarding the hypothesis. Determine whether the data supports or refutes the hypothesis that exercise increases happiness.
Communicate the results: Share the findings with the scientific community through research papers, presentations, or other appropriate channels. This step allows other researchers to review and replicate the study.
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a $12$-slice pizza was made with only pepperoni and mushroom toppings, and every slice has at least one topping. only six slices have pepperoni, and exactly ten slices have mushrooms. how many slices have both pepperoni and mushrooms?
The terms with "x" cancel out, and we're left with:
0 = 12
6 + 10 + x + (12 - (6 + 10 + x)) = 12
Simplifying the equation, we have:
16 + x - (16 + x) = 12
The terms with "x" cancel out, and we're left with:
0 = 12
Let's denote the number of slices with both pepperoni and mushrooms as $x$. We are given that there are 6 slices with pepperoni and 10 slices with mushrooms.
Since every slice has at least one topping, the total number of slices is 12. We can break down the slices into the following categories:
Slices with only pepperoni: 6 slices
Slices with only mushrooms: 10 slices
Slices with both pepperoni and mushrooms: $x$ slices
Slices with neither pepperoni nor mushrooms: 12 - (6 + 10 + x) slices
We know that the total number of slices is 12, so we can write an equation:
6 + 10 + x + (12 - (6 + 10 + x)) = 12
Simplifying the equation, we have:
16 + x - (16 + x) = 12
The terms with "x" cancel out, and we're left with:
0 = 12
This equation is not possible to satisfy. Therefore, there must be an error or inconsistency in the given information. Please check the information provided again.
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PLEASE ANSWER ASAP !!!!! WILL GIVE BRAINLIEST
Answer:
*answers*
Step-by-step explanation:
u just answer it
Answer:
1
Step-by-step explanation:
Help!!!.........................
Answer:
4th answer
Step-by-step explanation:
Prompt
Describe how you would convince a friend that sin(x + y) does not equal sin x + sin y.
Answer:
Let's start first with sin(x+y) :
sin(x+y) sin(x)*cos(y)+cos(x)*sin(y)Now with sin(x)+sin(y) :
sin(x)+sin(y) 2*sin[(x+y)/2] * cos[(x-y)/2]We can see that both expressions are far away from being equal
We can prove the given expression, sin(x + y) ≠ sin x + sin y by taking the value of x and y as 90 respectively.
What is trigonometry?Trigonometry is a branch of mathematics that deals with the relationship between the sides and angles of a right-angle triangle. The trigonometric ratio is defined as the ratio of the pair of a right-angled triangle.
It is given that the expression is"sin(x + y) sin(x+y)
Suppose, x=0 and y=90
We have to prove the following expression,
sin(x + y) ≠ sin x + sin y
Left-hand side,
=sin(x + y)
=sin(90+90)
=sin 180
=0
Right-hand side,
=sin x + sin y
=sin90+sin90
=1+1
=2
As a result,
sin(x + y) ≠ sin x + sin y
Thus, we can prove the given expression, sin(x + y) ≠ sin x + sin y by taking the value of x and y as 90 respectively.
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Does anybody know this?
They sold 400 student tickets and 200 student tickets.
And at a certain performance, they sold 100 adult tickets and 200 student tickets.
What is a linear equation?An equation of degree one is known as a linear equation.
A linear equation of two variables can be represented by ax + by = c.
Given, Let 'x' represents the number of adult tickets and 'y' represent the number of student tickets.
So, The two equations can be formed as,
x + y = 600 and 7.5x + 4.5y = 3300.
Multiplying equation 1 by 7.5x we have 7.5x + 7.5y = 4500 and subtracting it from equation 2 we have,
- 3y = - 1200.
y = 400 and hence x = 200.
At a certain performance, they sold twice as many student tickets as adult tickets.
y = 2x.
x + y = 300.
x + 2x = 300.
3x = 300
x = 100 and hence y = 200.
100×7.5 + 200×4.5 = 750 + 900 = 1650.
So, they were 3300 - 1650 = $1650 short.
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In the first quadrant you start at 5,2 and move 2 units left
Answer:You would wind up with (3, 2). When we move the point to the left, we subtract the amount that we move. 5 - 2 = 3And when we move down, we also subtract by that number in the y portion. 4 - 2 = 2(3, 2)
Step-by-step explanation:
The statement "P implies Q' is FALSE under which of the following conditions? Choose all that apply. a. P and Q are both true. b. P and Q are both false. c. P is true and Q is false. d. P is false and Q is true.
The statement "P implies Q" is false under the following conditions: a) P is true and Q is false, and d) P is false and Q is true.
The statement "P implies Q" can be expressed as "if P, then Q." It is a conditional statement where P is the antecedent (the condition) and Q is the consequent (the result).
To determine when the statement is false, we need to identify cases where P is true but Q is false, or when P is false but Q is true.
Option a) states that both P and Q are true. In this case, the statement "P implies Q" holds true because if P is true, then Q is true.
Option b) states that both P and Q are false. In this case, the statement "P implies Q" is considered true because the antecedent (P) is false.
Option c) states that P is true and Q is false. Under this condition, the statement "P implies Q" is false because when P is true, but Q is false, the implication does not hold.
Option d) states that P is false and Q is true. In this case, the statement "P implies Q" is true because the antecedent (P) is false.
Therefore, the conditions under which the statement "P implies Q" is false are a) P is true and Q is false, and d) P is false and Q is true.
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I need help with this
Answer:
B is the correct answer of this question
Answer:
C
Step-by-step explanation:
The barrel initially has 179.2 gallons of water. Each day, the barrel's volume decreases by 10.6 gallons.
179.2 - 10.6d
Hope this helps :)
Calculate the measures of central tendency 1,4,3,6,6
Mean
Mode
Median
Range
Answer:
Mean: 4
Mode: 4
Median: 6
Range: 5
Step-by-step explanation:
Mean: The mean is the average of the numbers. It is easy to calculate: add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.
Mode: Arrange your numbers in numerical order.
Count how many numbers you have.
If you have an odd number, divide by 2 and round up to get the position of the median number.
If you have an even number, divide by 2. Go to the number in that position and average it with the number in the next higher position to get the median.
Median: The mode of a data set is the number that occurs most frequently in the set. To easily find the mode, put the numbers in order from least to greatest and count how many times each number occurs. The number that occurs the most is the mode!
Range: The range is the difference between the smallest and highest numbers in a list or set. To find the range, first put all the numbers in order. Then subtract (take away) the lowest number from the highest.
Find the solution(s) to (x- 3) = 49. Check all that apply.
OA X=-10
B. Xx=-4
C. x-7
OD. X=-7
OE. X= 10
Answer:
B.x= -4 and E. x= 10 are the answers
Raina is participating in a 4-day cross-country biking challenge. She biked for 47, 64, and 53 miles on the first three days. How many miles does she need to bike on the last day so that her average (mean) is 58 miles per day?
Raina needs to bike 68 miles on the last day to achieve an average distance of 58 miles per day over the 4-day cross-country biking challenge.
To find the number of miles Raina needs to bike on the last day to achieve an average distance of 58 miles per day over the 4-day cross-country biking challenge, we can use the concept of averages.
Let's denote the number of miles Raina needs to bike on the last day as X.
To find the average, we sum up the total miles biked over the 4 days and divide it by 4:
\(\[ \frac{{47 + 64 + 53 + X}}{4} = 58 \]\)
Now, let's solve for X:
\(\[47 + 64 + 53 + X = 4 \times 58\]\)
164 + X = 232
X = 232 - 164
X = 68
Therefore, Raina needs to bike 68 miles on the last day to achieve an average of 58 miles per day over the 4-day cross-country biking challenge.
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It took clare 100 minutes to walk the east side of garden at a constant speed. if the total distance of the east side is 2,500 feet, at what speed was she walking? feet per minute
Answer: 25 ft per min.
Step-by-step explanation:
Time= 100 min.
Distance= 2500 ft.
Speed= 2500/100 = 25 ft per min.
Simplify the expression using the distributive property.
–4(–3x + 11)
1. Distribute the –4 through the parentheses: -4(–3x) + (-4)(11)
2. Find each product: _____x -44
Answer:
Find each product: 12x × -44
I hope this helps!
Answer:
0) 12x-44
1) 12x-44
2) 12
Step-by-step explanation:
Hope it help, please give me brainlest! :)
For how many positive integers $n$ less than or equal to $24$ is $n!$ evenly divisible by $1 2 \dots n$
The value of positive integers in the set are 16.
According to the statement
we have given that the there is a set of numbers from 1 to n and we have to find that the how many integers in this set. and there is one condition that the numbers in the set are less than or equal to 24.
So, For this purpose,
Since \($1 + 2 + \cdots + n = \frac{n(n+1)}{2}$\)
the condition is equivalent to having an integer value for \($\frac{n!} {\frac{n(n+1)}{2}}$.\)
This reduces, when \($n\ge 1$\), to having an integer value for \($\frac{2(n-1)!}{n+1}$\)
This fraction is an integer unless n+1 is an odd prime. There are 8 odd primes less than or equal to 24,
so there are 24-8 = 16.
So, The value of positive integers in the set are 16.
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PLEASE HELP IDEK WHAT TO DO IM LOST!
IM WORRIED I WONT GET IT RIGHT AND ITS AN EXAM
The area of the shaded region as shown in the diagram containing a circle of radius 7 cm is 102.1 cm².
What is area?Area is the region bounded by a plane shape.
To calculate the area of the shaded region, we use the formula below.
Formula:
A = Area of the major sector+ Area of the triangleA = (πr²(360-∅)/360)+(r²sin∅/2)Where:
A = Area of the shaded regionr = Radius of the circle∅ = Angle subtained by the arc at the center of the circleFrom the diagram,
Given:
r = 7 cmπ = 22/7∅ = 150°Substitute these values into equation 1
A = [7²×(360-150)×22/7]/360+(7²×sin150)/2A = 89.83+12.25A = 102.08 cm².A ≈ 102.1 cm²Hence, the area of the shaded region is 102.1 cm².
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john earns $98.40 in an 8-hour day. what is his hourly wage?
Answer:
easy just divide it
98.40 / 8 = 12.3
12.3
breainest please
find two integers who’s sum is 20 and products is 100
Answer: 10
Step-by-step explanation:The answer is 10
Step-by-step explanation:
10+10=20
10 * 10= 100
Hope it helps you.
"How profitable is the Amazon.com operation?
Amazon.com is a highly profitable operation. It is one of the world's largest e-commerce platforms, offering a wide range of products and services to customers globally.
Its profitability stems from various factors. First, Amazon's scale and market dominance give it a significant advantage in terms of sales volume and revenue. The company's vast customer base and extensive product catalog contribute to generating substantial revenue streams. Additionally, Amazon has successfully diversified its business beyond e-commerce, expanding into cloud computing with Amazon Web Services (AWS) and other sectors like digital content streaming. These ventures have further bolstered its profitability by tapping into new sources of revenue.
Furthermore, Amazon's operational efficiency and continuous optimization efforts play a crucial role in its profitability. The company has developed sophisticated supply chain and logistics systems, enabling it to streamline order fulfillment and delivery processes. Amazon's investment in automation technologies, robotics, and data-driven analytics also enhances its operational efficiency, reducing costs and improving overall profitability. Moreover, the company's focus on innovation, such as the introduction of new services like Amazon Prime and Alexa, helps attract and retain customers, leading to increased sales and profitability.
Amazon's profitability is driven by its market dominance, diverse revenue streams, operational efficiency, and continuous innovation. These factors have allowed the company to thrive and maintain its position as a highly profitable operation in the e-commerce industry.
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hi someone fill out this chart pls. will give brainly if u do it correctly
Answer:
1 → 10
2 → 1000
3 → 16
4 → 64
5 → 6
6 → 36
7 → 7
8 → 343