how can the Motion of an object to be represented?
Answers
Answer:
Motion can be represented by a position-time graph
Step-by-step explanation:
Related Questions
find the value of x
Answers
Answer:
x= 11
Step-by-step explanation:
=> 8x+5x+37 = 180° { angle sum property }
=> 13x +37 = 180°
=> 13x = 180-37
=> 13x = 143
=> x = 143/13
=> x= 11
The required value of x in the given triangle is 11, for the triangle
The sum of angles 8x, 5x, and 37 degrees is equal to 180 degrees (using the angle sum property).
Adding 8x and 5x together gives 13x, so the equation becomes :
13x + 37 = 180 degrees.
Subtracting 37 from both sides of the equation gives:
13x = 180 - 37.
Simplifying the right side gives:
13x = 143.
To solve for x, we divide both sides of the equation by 13, resulting in:
x = 143/13.
Finally, simplifying the fraction gives:
x = 11.
Thus, the required value of x in the given triangle is 11, for the triangle.
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How many real cube roots does -343 have?
Answers
Answer and Step-by-step explanation:
The cubed root of -343 has ONE real roots.
That root is -7.
When you multiply -7 by itself 3 times, you get -343.
-7 times -7 = 49
49 times -7 = -343.
#teamtrees #WAP (Water And Plant)
What values on a number line will give me the absolute
value of 3?
Answers
Bridget says that when a standard number cube is rolled getting an even number is an outcome. Uma says that getting an even number is an event. Who is correct? Explain
Answers
Uma is correct, because getting an even number is an event.
What is Probability?The term probability refers to the likelihood of an event occurring.
Given that;
Bridget says that when a standard number cube is rolled getting an even number is an outcome.
And, Uma says that getting an even number is an event.
Now,
We know that;
When a standard number cube is rolled then getting an even number is an event.
Hence, Uma statement is correct.
Thus, Uma is correct, because getting an even number is an event.
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2.
х
у
First
Differences
-2
12
Second
Differences
s
-1
3
0
0
1
3
2.
12
Answers
Answer:
I um need the question to answer.
Step-by-step explanation:
Solve the inequality for w.
5 (w – 3) < 5W + 20
Answers
Answer:
All real solutions
Step-by-step explanation:
5w - 15 < 5w + 20
subtract 5w from both sides
-15 < 20
since it is true and there are no variables left. all real solutions will make this true
Answer:
w < w + 7
Step-by-step explanation:
5w-15 < 5w+20
divide all by 5 =
w < w + 7
Use the tax table below to answer the following question.
A 9-column table with 7 rows is shown. Column 1 is labeled If the wages are at least with entries 720, 740, 760, 780, 800, 820, 840. Column 2 is labeled But less than with entries 740, 760, 780, 800, 820, 840, 860. Column 3 is labeled And the number of withholding allowances is 0, the amount of income tax withheld is, with entries 80, 83, 86, 89, 92, 95, 98. Column 4 is labeled And the number of withholding allowances is 1, the amount of income tax withheld is, with entries 62, 65, 68, 71, 74, 77, 80. Column 5 is labeled And the number of withholding allowances is 2, the amount of income tax withheld is, with entries 44, 47, 50, 53, 56, 59, 62. Column 6 is labeled And the number of withholding allowances is 3, the amount of income tax withheld is, with entries 26, 28, 31, 34, 37, 40, 43. Column 7 is labeled And the number of withholding allowances is 4, the amount of income tax withheld is, with entries 14, 16, 18, 20, 22, 24, 26. Column 8 is labeled And the number of withholding allowances is 5, the amount of income tax withheld is, with entries 1, 3, 5, 7, 9, 11, 13. Column 9 is labeled And the number of withholding allowances is 6, the amount of income tax withheld is, with entries 0, 0, 0, 0, 0, 0, 1.
Consider cases where the number of withholding allowances is less than 6. Which will cause the amount of federal income tax withheld to increase?
a.
Gross pay stays the same and withholding allowances increase.
b.
Gross pay increases by more than $20 and withholding allowances stay the same.
c.
Gross pay increases by more than $20 and withholding allowances increase.
d.
Gross pay decreases by more than $20 and withholding allowances stay the same.
Answers
Using percentages we know that the amount of the state tax which is paid by the Luce for no federal withholding allowances is $16.34.
What is the Percentage?Hundredths of any quantity are represented by a relative number called a percentage.
Since one percent is represented by the sign 1%, 100 percent, and 200 percent respectively imply the complete amount and double the amount.
A ratio or fraction can be changed into a percentage by multiplying by 100 and adding the "percentage sign"%.
So, Luce is unmarried and earns $763 twice per week.
She makes no claims for federal withholding benefits.
This sum falls between $760 and $780 in value.
The federal tax for this slab is $86 if we look at the table included in the issue.
State taxes now equal 19% of federal taxes.
Consequently, the $86 in federal tax at 19 percent is:
Tax = 86 * 19/100
Tax = 16.34
Therefore, using percentages we know that the amount of the state tax which is paid by the Luce for no federal withholding allowances is $16.34.
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Correct question:
Use the tax table to help answer the following question.
A 9-column table with 7 rows is shown. Column 1 is labeled If the wages are at least with entries 720, 740, 760, 780, 800, 820, 840. Column 2 is labeled But less than with entries 740, 760, 780, 800, 820, 840, 860. Column 3 is labeled And the number of withholding allowances is 0, the amount of income tax withheld is, with entries 80, 83, 86, 89, 92, 95, 98. Column 4 is labeled And the number of withholding allowances is 1, the amount of income tax withheld is, with entries 62, 65, 68, 71, 74, 77, 80. Column 5 is labeled And the number of withholding allowances is 2, the amount of income tax withheld is, with entries 44, 47, 50, 53, 56, 59, 62. Column 6 is labeled And the number of withholding allowances is 3, the amount of income tax withheld is, with entries 26, 28, 31, 34, 37, 40, 43. Column 7 is labeled And the number of withholding allowances is 4, the amount of income tax withheld is, with entries 14, 16, 18, 20, 22, 24, 26. Column 8 is labeled And the number of withholding allowances is 5, the amount of income tax withheld is, with entries 1, 3, 5, 7, 9, 11, 13. Column 9 is labeled And the number of withholding allowances is 6, the amount of income tax withheld is, with entries 0, 0, 0, 0, 0, 0, 1.
Luce is single and makes $763 biweekly. She claims no federal withholding allowances. If the state tax is 19% of the federal tax, how much in state tax does Luce contribute?
a. $12.92
b. $15.13
c. $15.77
d. $16.34
A person invests 4500 dollars in a bank. the bank pays 7% interest compounded annually. to the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 14900 dollars?
Answers
Answer:
A = Ao * (1+ i)^n amount Ao invested for n yrs at i/yr
14900 = 4500 (1.07)^n
3.311 = (1.07)^n
log 3.311 = n log 1.07 = n* .0294
n = log 3.311 / .0294 = .52 / .0294 = 17.6 yrs
Check:
Money will double about very 70 / 7 = 10 yrs
At 10 yrs around 9000 return
At 20 yrs 18,000 return - result appears reasonable
If a +5 = b + 3 and a + 5 = 12, then b +3=
That’s the question and this is Transitive Property of Equity
Answers
b+3=b+5
Which of the following equations is the correct representation of the graph below?
Answers
Please help i need a explanation and what one, its due tmmr
Answers
Answer:
what do u need it on there is nothing there
10. The sum of the digits of a two digit number is 7. The number obtained by interchanging the digits exceeds the original number by 27 . find the number
Answers
Answer:
Step-by-step explanation:
Let "ab" represent the digits of the number. The value of "ab" is 10a+b.
a+b = 7
The value of "ba" is 10b+a
(10b+a) - (10a+b) = 9b-9a = 27
b-a = 3
a+b = 7
b-a = 3
------------
2b = 10
b = 5
a = 2
The number is 25.
Solve the system of equations (you can use any method but I recommend substitution):
y=8x-2
3x+y=42
Answers
Answer:
X=4,y=30
Step-by-step explanation:
given,
y=8x-2 ....(i)
3x+y=42...(ii)
now,
putting value of y in equation ii
we get,
3x+y=42
3x+(8x-2)=42
or,3x+8x=42+2
or,11x=44
or,X=4
again,
putting value of X in equation i
y=8x-2
=8×4-2
=30
Darnell bought a leaf blower priced at $437. Shipping and handling cost an additional 20%
of the price. What was the total cost of the leaf blower, including shipping and handling?
Answers
Divide. 0.996 ÷ 0.12
Answers
Answer:
8.3
Step-by-step explanation:
Answer:
- 0.996 - Percentage increase =
- 0.996 - (12% × - 0.996) =
- 0.996 - 12% × - 0.996 =
(1 - 12%) × - 0.996 =
(100% - 12%) × - 0.996 =
88% × - 0.996 =
88 ÷ 100 × - 0.996 =
88 × - 0.996 ÷ 100 =
- 87.648 ÷ 100 =
- 0.87648 ≈
- 0.88
Step-by-step explanation:
pls brainlsit
let s be the set of all binary strings.. the relation r on s defined by a rb if a and b have the same length is an equivalence relation what is its equivalence class quizlet
Answers
The equivalence class of a binary string "a" with respect to the relation "r" is the set of all binary strings that have the same length as "a".
In other words, if we denote the equivalence class of "a" as [a], then [a] consists of all binary strings that have the same length as "a". This means that all the strings in [a] are related to "a" under the relation "r" because they have the same length.
For example, if "a" is the binary string "101" (length 3), then the equivalence class [a] would contain all binary strings of length 3, such as "010", "111", "000", and so on.
Therefore, the equivalence class of a binary string "a" under the relation "r" is the set of all binary strings that have the same length as "a".
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Simplify the following expression 5(m+1)-1
Answers
\(5(m + 1) - 1 \\ 5m + 5 - 1 \\ 5m + 4\)
Answer:
5m+4
Step-by-step explanation:
During a game of roulette, a wheel is spun and a ball drops randomly into one of the wheel's numbered compartments. then the process is repeated with another random spin. are these two events dependent or independent?
Answers
The two events are independent of each other.
According to the question during a game of roulette, a wheel is spun and a ball drops randomly into one of the wheel's numbered compartments. The ball can drop in any one of the wheel's numbered compartments , there is no restriction on it.
Now, the process is repeated with another random spin. when the process is repeated the ball can drop in any one of the wheel's numbered compartments , there is no restriction on it. As the first spin does not affect the second spin, we can conclude that these two events are completely independent of each other.
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what are numerical or verbal descriptions that usually result from measurements of some sort?
Answers
The numerical or verbal descriptions that usually result from measurements are called data or observations.
When measurements are conducted, whether in scientific experiments, surveys, or other data collection processes, the outcome is typically a set of data or observations.
These measurements can be represented numerically, such as numerical values or quantities, or verbally, using descriptive terms or categories.
Numerical descriptions provide precise quantitative information, such as measurements of length, weight, temperature, time, or any other measurable attribute. These measurements are often expressed using numbers or units of measurement.
Verbal descriptions, on the other hand, use words or qualitative descriptions to convey information about the observations.
For example, when conducting a survey, respondents might provide verbal responses that describe their opinions, preferences, or experiences.
Both numerical and verbal descriptions play important roles in data analysis and interpretation.
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Assume that the recovery time for an individual from an infectious disease can be modeled as a normal distribution. (a) Calculate the time, d, in days for an individual to recover from being initially infected, with a 95% confidence level, assuming that the likelihood of recovering at any time is modeled as a normal distribution with a mean of 5 days and a standard deviation of 0.5 days. (b) Use the SIR model that you constructed previously. Assume that a city of 10 million people is confronted with a potential infectious epidemic. A ship arrives at the international airport carrying 100 individuals who are infected, but are unaware that they are infected. While contagious, infected individuals come into transmission contact with another individual once every 2 days. The recovery process is modeled using the Poisson process from Part (a). Assume that recovered individuals that survive develop immunity to the disease. Plot the fraction of susceptible individuals, infected individuals, and recovered individuals as a function of time throughout the epidemic. (c) What fraction of the total population will have ultimately come down with the infectious disease once the epidemic is over? How many days after the ship docking did this number finally reach steady state (i.e.,the epidemic is completely over). (d) What is the basis for this structured model (i.e.,scale, time, etc.)? What is/are the major assumptions associated with the structure?
Answers
Upper
daysThe(a) The time for an individual to recover from an infectious disease, is estimated to be between 4.02 and 5.98 days. (d) The structured SIR model assumes homogeneous mixing, constant population, recovered immunity.
(a) To calculate the time for an individual to recover with a 95% confidence level, we can use the properties of the normal distribution. The 95% confidence interval corresponds to approximately 1.96 standard deviations from the mean in both directions.
Given:
Mean (μ) = 5 days
Standard deviation (σ) = 0.5 days
The confidence interval can be calculated as follows:
Lower limit = Mean - (1.96 * Standard deviation)
Upper limit = Mean + (1.96 * Standard deviation)
Lower limit = 5 - (1.96 * 0.5)
= 5 - 0.98
= 4.02 days
Upper limit = 5 + (1.96 * 0.5)
= 5 + 0.98
= 5.98 days
Therefore, the time for an individual to recover from the infectious disease with a 95% confidence level is between approximately 4.02 and 5.98 days.
(b) To simulate the epidemic using the SIR model, we need additional information about the transmission rate and the duration of infectivity.
(c) Without the transmission rate and duration of infectivity, we cannot determine the fraction of the total population that will have come down with the infectious disease once the epidemic is over.
(d) The structured model in this case is the SIR (Susceptible-Infectious-Recovered) model, which is commonly used to study the dynamics of infectious diseases. The major assumptions associated with the SIR model include:
Homogeneous mixing: The model assumes that individuals in the population mix randomly, and each individual has an equal probability of coming into contact with any other individual.
Constant population: The model assumes a constant population size, without accounting for birth, death, or migration rates.
Recovered individuals develop immunity: The model assumes that individuals who recover from the infectious disease gain permanent immunity and cannot be reinfected.
No vaccination or intervention: The basic SIR model does not incorporate vaccination or other intervention measures.
These assumptions simplify the model and allow for mathematical analysis of disease spread dynamics. However, they may not fully capture the complexities of real-world scenarios, and more sophisticated models can be developed to address specific contexts and factors.
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jeff and chad decide to flip a coin 3 times to see who pays for lunch. chad picks heads and he must get heads at least twice out of 3 flips to win and have jeff pay for his lunch. what is the probability chad gets at least 2 heads on 3 flips?
Answers
The probability that chad gets at least 2 heads on 3 flips is 1/2 which was found using the sample space.
How does probability explain work?Simply put, probability is the likelihood that something will occur. When we don't know how an event will turn out, we might discuss the likelihood or likelihood of several outcomes. Statistics is the study of occurrences that follow a probability distribution.Given: To decide who will pay for lunch, Jeff and Chad decide to flip a coin three times. Chad chooses heads, and in order to win and have Jeff pay for his lunch, he must get heads at least twice out of three times.
Let,
H = Heads
T = Tails
Sample space = {HHH, HTH,THH,TTH, HHT, HTT,THT,TTT}
Total number of possible outcomes = 8
Probability that chad gets at least 2 heads is given as:
P(A)=P(getting two heads)+P(getting 3 heads)
= 3/8 + 1/8
= 4/8
= 1/2
Therefore, the probability chad gets at least 2 heads on 3 flips is 1/2 which was found using the sample space.
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For high school hockey team, the possible results of a game are win (W) or lose (L).
Put the correct letters to show all possible outcomes when two games are played
Options:
LL
WW
LW
WL
Answers
The possible outcomes when two games are played by a high school hockey team are LL, LW, WL, and WW. The team can either lose both games (LL), lose the first game and win the second game (LW), win the first game and lose the second game (WL), or win both games (WW). These four combinations represent all the possible outcomes when two games are played by the high school hockey team.
In the given scenario, the letters represent the outcomes of the games, where L indicates a loss and W indicates a win. The team plays two games, so we need to consider all possible combinations of wins and losses.
The first game can either be a win (W) or a loss (L), and the same applies to the second game. Therefore, the four possible outcomes when two games are played are LL (loss in both games), LW (loss in the first game and win in the second game), WL (win in the first game and loss in the second game), and WW (win in both games).
To summarize, the team can either lose both games (LL), lose the first game and win the second game (LW), win the first game and lose the second game (WL), or win both games (WW). These four combinations represent all the possible outcomes when two games are played by the high school hockey team.
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a doctor is measuring the average height of male students at a large college. the doctor measures the heights, in inches, of a sample of 40 male students from the baseball team. using this data, the doctor calculates the 95% confidence interval (63.5, 74.4). which one of the following conclusions is valid?
Answers
The correct conclusion is:
"The doctor can be 95% confident that the mean height of male students at the college is between 63.5 inches and 74.4 inches."
Given,
At a huge institution, a doctor is determining the typical height of the male students.
Inches are used to measure the heights of a sample of 40 male baseball team players.
The doctor computes the 95% confidence interval using this information (63.5, 74.4).
The following conclusions is valid:
"The doctor can be 95% confident that the mean height of male students at the college is between 63.5 inches and 74.4 inches."
We can guarantee that the target variable will be within the confidence interval for a given confidence level since we know the confidence interval reflects an interval.
The true mean of heights for male students at the college where the doctor measured heights is represented by the provided case's confidence level of 95% and confidence interval of (63.5, 74.4).
The doctor is therefore 95% certain that the range of the mean height of male students at the college is valid (63.5, 74.4).
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Find the slope of the line passing through the points (5, 6) and (5, -7).
Answers
Answer:
Undefined
Step-by-step explanation:
The slope equation:
\(m=\frac{y2-y1}{x2-x1}\)
Assign positions:
(5,6) = (x1,y1)
(5,-7) = (x2,y2)
Enter into the equation:
\(m=\frac{-7-6}{5-5}\)
Simplify:
\(m=\frac{-13}{0}\)
So, in this problem, the slope is undefined.
Actually, when you first look at your points you can tell that it is going to be undefined because the x's are the same. If you were to graph it, it would be vertical which always has an undefined slope.
Hope this helped!
3 consecutive integers that equal 21
Answers
Answer: 6,7,8
Step-by-step explanation:
Find the reference angle for the angle
37pie/6
Answers
three fourths of w plus 5 is one half of w increased by nine
Answers
Answer:
Step-by-step explanation:
Translate this verbal description into a symbolic statement, acting from left to right:
(3/4)w + 5 = (1/2)(w) + 9
If we want to determine the value of w that satisfies this equation, begin by multiplying all four terms by the LCD (which is 4):
3w + 20 = 2w + 9
Then w = -11
Are they parallel? Please answer like the one on the top, I’m trying to get my geography hw in Bc it’s missing
Answers
Answer:yes they are
Step-by-step explanation:
Please help me with this quickly, make it easy and simple, I have a plane trip tomorrow and I still have a lot of questions.
Answers
Simplify:
\(\frac{3x^2-4x}{12x}\cdot\frac{6x^2}{5}\)The simplification will be done by finding common factors in the numerators and denominators of both rational expressions,
We can see the factor 6x on both sides, so we rewrite it as:
\(\frac{3x^2-4x}{2(6x)}\cdot\frac{(6x)x}{5}\)Now we can simplify both common factors:
\(\frac{3x^2-4x}{2}\cdot\frac{x}{5}\)This is pretty much the simplification. We now join all numerators and denominators in simple expressions like:
\(\frac{(3x^2-4x)x}{2\cdot5}=\frac{3x^3-4x^2}{10}\)iLl give you brAINYIST
