Answer:
C = 208 square inches
Step-by-step explanation:
Let R be the triangle with vertices (0,0), (4,2) and (2,4). Calculate the volume of the solid above R and under z = x and assign the result to q5.
To find the volume of the solid above the triangle R and below the plane z = x, we can use a triple integral with cylindrical coordinates.
First, we can note that the triangle R lies in the x-y plane and is symmetric with respect to the line y = x. Therefore, we can consider the solid above the portion of R in the first quadrant and then multiply the result by 4 to get the total volume.
In cylindrical coordinates, we have:
z = r cos(theta)
x = r sin(theta)
The bounds for r and theta can be obtained by considering the equations of the lines that bound the portion of R in the first quadrant. These lines are:
y = (1/2) x
y = 4 - (1/2) x
Solving for x and y in terms of r and theta, we get:
x = r sin(theta)
y = r cos(theta)
Substituting these expressions into the equations of the lines and solving for r, we get:
r = 8 sin(theta) / (3 + 2 cos(theta))
The bounds for theta are 0 and pi/2, since we are considering the portion of R in the first quadrant.
The bounds for z are from z = 0 to z = x = r sin(theta).
Therefore, the triple integral for the volume is:
V = 4 * ∫[0, pi/2] ∫[0, 8 sin(theta) / (3 + 2 cos(theta))] ∫[0, r sin(theta)] 1 dz dr dtheta
This integral can be evaluated using standard techniques, such as trigonometric substitution. The result is:
V = 32/3
Therefore, q5 = 32/3.
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The number of revolutions
made by a tire traveling over a fixed distance
varies inversely with the radius of the tire. a
12-inch radius tire makes 100 revolutions to
travel a certain distance. how many
revolutions would a 16-inch radius tire require
a
to travel the same distance?
define variables
identify constant of variation
write an equation and show work (please can someone help with this stuff, my deadline is in 4 days)
A 16-inch radius tire would require 75 revolutions to travel the same distance as a 12-inch radius tire that made 100 revolutions.
Let's start by defining some variables. Let "r" represent the radius of the tire and "n" represent the number of revolutions it makes over a fixed distance. We are given that the number of revolutions is inversely proportional to the radius of the tire. This means that as the radius increases, the number of revolutions decreases, and vice versa. We can express this relationship mathematically as follows:
n = k/r
Here, "k" is the constant of variation, which remains the same for any given tire traveling over the same distance. To solve the problem, we need to find the value of "k" first. We know that a 12-inch radius tire makes 100 revolutions to travel a certain distance. Substituting these values into the equation, we get:
100 = k/12
Solving for "k," we get k = 1200. Now we can use this value to find the number of revolutions required by a 16-inch radius tire to travel the same distance:
n = 1200/16 = 75
Therefore, a 16-inch radius tire would require 75 revolutions to travel the same distance as a 12-inch radius tire that made 100 revolutions.
In summary, we defined the variables, identified the constant of variation, wrote the equation (n=k/r), found the value of the constant by using the given information, and used it to solve the problem by finding the number of revolutions required by a tire with a different radius.
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suppose that y1 and y2 have correlation coefficient rho = .2. what is the value of the correlation coefficient between (a) 1 2y1 and 3 4y2? (b) 1 2y1 and 3 −4y2? (c) 1 −2y1 and 3 −4y2
(a) The correlation coefficient between 1/2y1 and 3/4y2 is 0.2. (b) The correlation coefficient between 1/2y1 and 3/-4y2 is -0.2. (c) The correlation coefficient between 1/-2y1 and 3/-4y2 is 0.2.
The correlation coefficient measures the linear relationship between two variables and takes values between -1 and 1. If the correlation coefficient is positive, then the variables tend to increase or decrease together, while a negative correlation coefficient indicates that the variables tend to move in opposite directions. In this problem, the correlation coefficient between y1 and y2 is given as 0.2.
To find the correlation coefficient between the given combinations of variables, we use the formula r_xy = cov(x,y) / (s_x * s_y), where cov(x,y) is the covariance between x and y, and s_x and s_y are their respective standard deviations. We also use the properties of covariance and standard deviation to simplify the calculations.
For example, for part (a), we have cov(1/2y1, 3/4y2) = (1/2)(3/4)cov(y1,y2) = (3/8)(0.2)(5)(5) = 1.5, and s_x = (1/2)(5) = 2.5 and s_y = (3/4)(5) = 3.75, so r_xy = 1.5 / (2.5 * 3.75) = 0.2. Similarly, we can compute the correlation coefficients for parts (b) and (c).
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The rate of change in the population of birds is given by dp/dt= 0.016P, where t is time, in years. Approximately how many years will it take for the population of birds to increase by 50%? a.25.342 b.31.250 c.43.321 d.93.750
The population of birds to increase by 50% in 31.25 years.
The differential equation for the population of birds is:
dp/dt = 0.016P
where P is the population of birds and t is time in years.
To obtain the time it takes for the population to increase by 50%, we need to solve for t when P increases by 50%.
Let P0 be the initial population of birds, and P1 be the population after the increase of 50%.
Then we have:
P1 = 1.5P0 (since P increases by 50%)
We can solve for t by integrating the differential equation:
dp/P = 0.016 dt
Integrating both sides, we get:
ln(P) = 0.016t + C
where C is the constant of integration.
To obtain the value of C, we can use the initial condition that the population at t=0 is P0:
ln(P0) = C
Substituting this into the previous equation, we get:
ln(P) = 0.016t + ln(P0)
Taking the exponential of both sides, we get
:P = P0 * e^(0.016t)
Now we can substitute P1 = 1.5P0 and solve for t:
1.5P0 = P0 * e^(0.016t
Dividing both sides by P0, we get:
1.5 = e^(0.016t)
Taking the natural logarithm of both sides, we get:
ln(1.5) = 0.016t
Solving for t, we get:
t = ln(1.5)/0.016
Using a calculator, we get:
t ≈ 31.25 years
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Determine whether segments with lengths of 10, 24, and 25 form a triangle. If so, classify the triangle as acute, right, or obtuse.
Answer:
A triangle does exist and is acute.
Step-by-step explanation:
For three segments to work as the sides of a triangle, each length must be between the sum and difference of the other two lengths.
24 - 10 = 14
24 + 10 = 34
25 is between 14 and 34.
25 - 10 = 15
25 + 10 = 35
24 is between 15 and 35.
25 - 24 = 1
25 + 24 = 49
10 is between 1 and 49.
The three side lengths do form a triangle.
If the triangle is a right triangle, then the two shorter sides, 10 and 24 are the legs. The longest side is the hypotenuse. The Pythagorean must work.
10² + 24² = 676
25² = 525
Since 676 ≠ 525, the triangle is not a right triangle.
Since 525 < 676, the triangle is acute.
Answer: A triangle does exist and is acute.
Plssss help with this ty
Answer:
132 units squared
Step-by-step explanation:
To start we can find the area of the rectangle, to do that we need to do
12*6=72
then we can find the area of the triangle, the formula to find a triangle's area of (b*h)/2, so we can do that
(10*12)/2=60
then we can add them together
72+60=132
Answer: 90
Step-by-step explanation:
Triangle=60
square=36
Now add them!
60+36=96
What foods have the most pesticides?.
Strawberries, apples, cherries, spinach, nectarines, and grape samples were positive for residues of two or more pesticides in more than 90% of the cases. The most pesticides were found in kale, collard, mustard greens, spicy peppers, and bell peppers totaling 103 and 101 pesticides, respectively.
According to the Environmental Working Group's 2022 Shoppers Guide to Pesticides in Vegetables, strawberries and spinach continue to have the highest pesticide levels of any product categories.
According to the EWG, more than 70% of non-organic vegetables contained pesticide residue. Nearly all the produce had pesticide residue levels below limits set by U.S. regulators.
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What is the point-slope form of a line with slope -3 that contains the point
(10,-1)?
Answer:
y=-3x+29
Step-by-step explanation:
y=mx+b or c
m=slope=-3
x=10
y=-1
input the given
-1=-3(10)+b
-1=-30+b
29=b
y=-3x+29
Number of people for x tents if each tent can accommodate 4 people.
Answer:
4xpeople
Step-by-step explanation:
one tent accommodates 4 people
x tent will accommodate 4xpeople
Not sure
Answer:
\(4x\)
Step-by-step explanation:
Each tent can accommodate 4 people.
1 tent is \(1x\)
\(1x \times 4\)
Here is a speed-time graph.
Work out an estimate for the acceleration when t = 2.
The acceleration at the time t = 2 is -11.12 m/s²
How to find the acceleration?The velocity seems to be quadratic.
Here we can see that the vertex of the parabola is at the point (6, 50), then we can write the velocity as:
v(t) = a*(t - 6)² + 50
Now let's find the value of a, we also can see that v(0) = 0, then:
0 = a*(0 - 6)² + 50
0 = 36a + 50
a = -50/36
a = 1.39
Then the velocity is:
v(t) = 1.39*(t - 6)² + 50
Expanding that we get:
v(t) = 1.39t² - 16.68t + 100.04
Derivating we will get the acceleration:
a(t) = 2*1.39*t - 16.68
Evaluating that in t = 2:
a(2) = 2*1.39*2 - 16.68 = -11.12
the acceleration is -11.12 m/s²
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The function f is continuous for -2< x < 1and differentiable for -2 f(x) for all x on the closed interval -2< x < 1.
Based on the given information, we know that the function f is both continuous and differentiable for -2< x < 1. This means that there are no sudden jumps or breaks in the graph of f, and that the slope of the tangent line to the graph of f exists at every point in the interval.
Because f is continuous on this interval, we can use the intermediate value theorem to conclude that f takes on every value between f(-2) and f(1). Additionally, because f is differentiable on this interval, we know that the derivative of f, denoted as f'(x), exists at every point in the interval.
Knowing that f is differentiable allows us to make certain conclusions about the behavior of f. For example, if f'(x) > 0 for all x in the interval, then we know that f is increasing on the interval. Similarly, if f'(x) < 0 for all x in the interval, then we know that f is decreasing on the interval.
In summary, because f is both continuous and differentiable on the interval -2< x < 1, we can make certain conclusions about the behavior of f, such as its increasing or decreasing behavior, and we know that f takes on every value between f(-2) and f(1).
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Write the improper fraction as a mixed number 7/6
The Solution:
We are given the improper fraction below:
\(\frac{7}{6}\)We are asked to write the above improper fraction as a mixed fraction.
\(\frac{7}{6}=1\frac{1}{6}\)Therefore, the required mixed fraction is
\(1\frac{1}{6}\)Carson owes Nigel $110. If Carson repays this debt at a rate of $15 per week, which graph best represents when, in weeks, Carson’s debt will be less than $50?
Responses
After doing the equitation the at rate of $15 per week.
How to do graph representation?
Graph representation is a way of visualizing data as a graph or chart. It is used to easily identify relationships between data points and to illustrate trends in the data. Graphs can be used to present data in a variety of ways, such as bar graphs, line graphs, pie charts, scatter plots and more. Graphs are especially useful when trying to compare two or more sets of data and to highlight any patterns or trends that may exist. Additionally, graphs are often used to represent numerical data in a more visually appealing way. By using graphs, it is easier to identify relationships, trends and outliers in the data. Graphs also help to make data easier to interpret and understand.
Carson owes = $110
At rate of $15 per week.
The graph representation will follows:
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After leaving City Hall, Carter drives 5 blocks north, 5 blocks east, 7 blocks west, and 5 blocks south. Which direction must Carter go to get back to City Hall?
Carter must go north to get back to City Hall.
How to get back to City Hall ?First carter needs to travel 5 blocks north and 2 blocks west from his current position.
Let's imagine that Carter's starting point (City Hall) is at the center of a coordinate system, where the positive x-axis points east and the positive y-axis points north. Carter's movements can then be represented as vectors in this coordinate system:
Carter drives 5 blocks north: this corresponds to a vector (0, 5) on the y-axis.Carter drives 5 blocks east: this corresponds to a vector (5, 0) on the x-axis.Carter drives 7 blocks west: this corresponds to a vector (-7, 0) on the x-axis.Carter drives 5 blocks south: this corresponds to a vector (0, -5) on the y-axis.We can add up all of these vectors to find Carter's final position relative to City Hall:
(0, 5) + (5, 0) + (-7, 0) + (0, -5) = (-2, 0)
This means that Carter is now 2 blocks west of City Hall (since the x-coordinate is negative), and he needs to travel 5 blocks north to get back to City Hall.
Therefore, Carter must go north to get back to City Hall.
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2) Toss a fair coin 3 times and record the sequence of heads or tails on each toss (i.e. the sequence ist toss, 2nd toss, 3rd toss). a) Write out the sample space of possible outcomes of the experiment.(Hint: try using a tree diagram) b) Find the probability of each of the following events:
i) three heads i.e. (HHH) ii) the sequence (HTH) iii) exactly one heads iv) one or more heads v) exactly two tails
a) Sample space of possible outcomes of the experiment: Tossing a fair coin three times will give 2 x 2 x 2 = 8 possible outcomes HHH, HHT, HTH, HTT, THH, THT, TTH, TTT
b) Probability of each of the following events:
i) Three heads (HHH) is the event of getting heads in all three tosses. Since we have only one such outcome in the sample space, it has the probability of 1/8.
ii) The sequence HTH is the event of getting head on the first and the third toss, and getting tail on the second toss. This has only one possible outcome in the sample space, hence has the probability of 1/8.
iii) Exactly one head is the event of getting head in any one of the three tosses.
There are three ways to get exactly one head, i.e. HHT, HTH and THH. Therefore, the probability of this event is 3/8.
iv) One or more heads is the event of getting at least one head. There are 7 outcomes with one or more head(s), therefore, the probability is 7/8.
v) Exactly two tails is the event of getting tails in two tosses and head in one toss. There are three ways to get exactly two tails, i.e. HTT, THT, TTH.
Therefore, the probability of this event is 3/8.
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The local seven-digit telephone numbers in city a have 291 as the first three digits. how many different telephone numbers are possible in city a?
The total number of different telephone numbers are possible in city is 6561.
What is permutation?A term permutation relates to a mathematical process that determines the number of possible arrangements of a given set.
Simply put, a permutation is a term that refers to the number of different ways something can be ordered as well as arranged. The sequence of the arrangement is important in permutations.Now, according to the question;
Because the first three digits are fixed, we must select the next four digits.
A total number of available telephone numbers is increased by selecting one of nine numbers for the fourth digit;
nine numbers for the fifth digit;
nine numbers for the sixth digit;
and nine numbers for the seventh digit.
Thus,
= 9×9×9×9
= 6561
Therefore, the total number of ways in which telephone numbers are possible in city are 6561.
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What is the additive inverse of the complex number –12 4i? –12 – 4i –12 4i 12 – 4i 12 4i
The additive inverse of the complex number -12 + 4i is 12 - 4i
How to determine the additive inverse?The complex number is given as:
-12 + 4i
The additive inverse of a complex number a + bi is -a - bi
This means that the additive inverse of -12 + 4i is 12 - 4i
Hence, the additive inverse of the complex number -12 + 4i is 12 - 4i
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Answer:
It's C
Step-by-step explanation:
The quality control inspector of a factory manufacturing screws found that the samples of screws are normally distributed with a mean length of 5.5 cm and a standard deviation of 0.1 cm.
If the distribution is normal, what percent of data lies between 5.3 centimeters and 5.7 centimeters?
A. 95%
B. 99.7%
C. 68%
D. 34%
In this case, the mean is 5.5 cm and the standard deviation is 0.1 cm. So, one standard deviation below the mean is 5.4 cm and one standard deviation above the mean is 5.6 cm. Therefore, about 68% of the data falls between 5.4 cm and 5.6 cm, which includes the range of 5.3 cm to 5.7 cm.
Your question involves a normal distribution with a mean (µ) of 5.5 cm and a standard deviation (σ) of 0.1 cm. You want to find the percentage of data between 5.3 cm and 5.7 cm.
First, we need to standardize the scores using the z-score formula: z = (x - µ) / σ
For 5.3 cm: z1 = (5.3 - 5.5) / 0.1 = -2
For 5.7 cm: z2 = (5.7 - 5.5) / 0.1 = 2
Now, referring to a standard normal distribution table or using a calculator, we find the area between these z-scores:
This can be determined using the empirical rule, also known as the 68-95-99.7 rule, which states that for a normal distribution:
- About 68% of the data falls within one standard deviation of the mean
- About 95% of the data falls within two standard deviations of the mean
- About 99.7% of the data falls within three standard deviations of the mean
P(-2 < z < 2) = P(z < 2) - P(z < -2) = 0.9772 - 0.0228 = 0.9544
Converting it to a percentage, we get 95.44%, which is approximately 95%.
So, the answer is A. 95%.
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Use substitution to write an equivalent quadratic equation. (3x 2)2 7(3x 2) â€"" 8 = 0
Answer: We on da same question i do not know
Step-by-step explanation:
The key for a stem and leaf plot is 3|4. which number is the stem? which number is the leaf?
Answer:
The number 3 is the stem.
The number 4 is the leaf.
Step-by-step explanation:
The Stem and Leaf Plot is a mathematical table used for the graphical representation of a data set. It involves splitting each data value into a stem (typically the first number, on the left) and a leaf (the last number, on the right).
The stem list is used for grouping data value downwards while the leaf values move rightward from its respective stem values and it's used for showing each data value within a group.
Also, the key of a stem and leaf plot is used as a guide on how to read the data set.
For example, the key for a stem and leaf plot is 3|4. Thus, the number 3 is the "stem" and the number 4 is the "leaf."
please help me. Calculus AB. WILL GIVE BRAINLIEST ANSWER
Answer:
E. -4
General Formulas and Concepts:
Algebra I
Reading a coordinate planeCoordinates (x, y)Slope Formula: \(\displaystyle m = \frac{y_2 - y_1}{x_2 - x_1}\)Calculus
Derivatives
The definition of a derivative is the slope of the tangent lineDerivative Notation
Step-by-step explanation:
Step 1: Define
Identify
Given a graph of g(x) and asked to find g'(0).
Step 2: Find
We approximate g'(0) by finding the tangent line at x = 0.
Identifying points (1, -4) and (-1, 4), we can find the tangent line:
Substitute in points [Slope Formula]: \(\displaystyle m = \frac{4 - -4}{-1 - 1}\)[Slope] Subtract: \(\displaystyle m = \frac{8}{-2}\)[Slope] Divide: \(\displaystyle m = -4\)Topic: AP Calculus AB/BC (Calculus I/I + II)
Unit: Derivatives
Book: College Calculus 10e
What is the slope of the line that passes through the points (6,-10) and
(3, -13)? Write your answer in simplest form.
Answer:
1
Step-by-step explanation:
The slope intercept form for this problem is y = x - 16
DENTISTS The equation 2y=4692x+324,836 can be used to estimate the number of active dentists in the United States from 2001 to 2015 where x is the number of years since 2001 and y in the number of active dentists. Rewrite the equation in slope-intercept form and interpret the parameters of the equation in the context of the situation.
Slope-intercept form of the equation 2y=4692x+324,836 for x number of years since 2001 and number of active dentist is represented by y is given by y = 2346x + 162418.Parmeters are as follow:
Slope of the equation is given by 2346.y-intercept is given by 162418 which represent initial number of dentist.As given in the question,
Given equation is :
2y=4692x+324,836 __(1)
Slope-intercept form of the equation is given by :
Divide equation (1) by 2 we get,
y = 2346x + 162,418
x = number of years since 2001
y = number of active dentist
Standard form of slope intercept is
y = mx + c __(2)
Compare (1) and (2) to get the parameters ,
Slope m = 2346
y- intercept = 162,418
2346 multiply to x years gives number of dentist increase in x-years.
Therefore, Slope-intercept form of the equation 2y=4692x+324,836 for x number of years since 2001 and number of active dentist is represented by y is given by y = 2346x + 162418.Parmeters are as follow:
Slope of the equation is given by 2346.y-intercept is given by 162418 which represent initial number of dentist.Learn more about Slope-intercept form here
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If a 98% confidence interval has bounds 73 and 80, which of the following could be the bounds for a 95% confidence interval? A. 73 and 81. B. 72 and 79. C. 72 and 81. D. 74 and 79.
The bounds for a 95% confidence interval could be option (B) 72 and 79
We know that the 98% confidence interval has bounds of 73 and 80. This means that if we were to repeat the same experiment many times, we would expect that 98% of the time, the true population mean would fall within this range.
To find the bounds for a 95% confidence interval, we can use the fact that a higher confidence level corresponds to a wider interval, and a lower confidence level corresponds to a narrower interval.
Since we want a narrower interval for a 95% confidence level, we can expect the bounds to be closer to the sample mean. We can calculate the sample mean as the midpoint of the 98% confidence interval
(sample mean) = (lower bound + upper bound) / 2 = (73 + 80) / 2 = 76.5
Next, we can use the formula for a confidence interval:
(sample mean) ± (z-score) × (standard error)
where the z-score depends on the desired confidence level, and the standard error depends on the sample size and sample standard deviation. Since we don't have this information, we can assume that the sample size is large enough (i.e., greater than 30) for the central limit theorem to apply, and we can use the formula
standard error = (width of 98% CI) / (2 × z-score)
For a 98% confidence interval, the z-score is 2.33 (found using a standard normal distribution table or calculator). Plugging in the values, we get
standard error = (80 - 73) / (2 × 2.33) = 1.70
Now, we can use this standard error to calculate the bounds for a 95% confidence interval
(sample mean) ± (z-score) × (standard error) = 76.5 ± 1.96 × 1.70
Simplifying, we get
(lower bound) = 76.5 - 3.33 = 73.17
(upper bound) = 76.5 + 3.33 = 79.83
Therefore, the correct option is (B) 72 and 79
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What is the result when you multiply the product of two nonzero numbers by the product of their reciprocals?
Answer:
1
Step-by-step explanation:
Example: 2 nonzero numbers: 2 & 3
2 * 3 = 6
Reciprocals: 1/2 * 1/3 = 1/6
6 * 1/6 = 1
2\div7=2÷7=2, divided by, 7, equals ??Question mark Choose 1 answer:(Choice A) A \dfrac97 7 9 start fraction, 9, divided by, 7, end fraction (Choice B) B \dfrac72 2 7 start fraction, 7, divided by, 2, end fraction (Choice C) C \dfrac27 7 2 start fraction, 2, divided by, 7, end fraction (Choice D) D \dfrac29 9 2
Answer:
(Choice C) C \dfrac27 7 2 start fraction, 2, divided by, 7, end fraction
Step-by-step explanation:
2÷7=2, divided by, 7, equals
(Choice A) A \dfrac97 7 9 start fraction, 9, divided by, 7, end fraction
(Choice B) B \dfrac72 2 7 start fraction, 7, divided by, 2, end fraction
(Choice C) C \dfrac27 7 2 start fraction, 2, divided by, 7, end fraction
(Choice D) D \dfrac29 9 2
2÷7=2, divided by, 7, equals (Choice C) C \dfrac27 7 2 start fraction, 2, divided by, 7, end fraction
2 ÷ 7
= 2/7
= 0.2857142857142
= 0.29
Find the Laplace transform where of the function f(t) =
{ t, 0 < t < {π + t π < t < 2π where f(t + 2 π) = f(t).
The Laplace Transform of f(t) isL{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...
= (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...= (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]
Given function is,f(t) ={ t, 0 < t < π π < t < 2π}
where f(t + 2 π) = f(t)
Let's take Laplace Transform of f(t)
L{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...f(t + 2π) = f(t)
∴ L{f(t + 2 π)} = L{f(t)}⇒ e^{2πs}L{f(t)} = L{f(t)}
⇒ [e^{2πs} − 1]L{f(t)} = 0L{f(t)} = 0
when e^{2πs} ≠ 1 ⇒ s ≠ 0
∴ The Laplace Transform of f(t) is
L{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...
= (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...
= (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]
The Laplace Transform of f(t) isL{f(t)} = L{t} + L{t + π}u(t − π) − L{t − 2π}u(t − 2π) + ...
= (1/s^2) + e^{−πs}(1/s^2) − e^{-2πs}(1/s^2) + ...= (1/s^2)[1 + e^{−πs} − e^{−2πs} + ...]
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solve for x
solve for x
I WILL USE THE REASONS CORRESPONDING ANGLES AND ANGLES ON THE STRAIGHT LINE. SINCE THE DIAGRAM LACKS FULL LABELLING THAT MAKES ME UNABLE TO EXPLAIN MORE USING DEMONSTRATION
\(3x - 3 + (4x - 6) = 180 \\ 3x + 4x - 3 - 6 =180 \\ 7x - 9 = 180 \\ 7x = 180 + 9 \\ 7x = 189 \\ \frac{7x}{7} = \frac{189}{7} \\ x = 27\)
ATTACHED IS THE SOLUTION x=27°
Answer:
x = 27
Step-by-step explanation:
3x - 3 and 4x - 6 are same- side exterior angles and sum to 180° , that is
3x - 3 + 4x - 6 = 180
7x - 9 = 180 ( add 9 to both sides )
7x = 189 ( divide both sides by 7 )
x = 27
Triangle congruence , how is TVR congruent to SRV? SAS, SSS, ASA, AAS? picture added
Answer:
ASA
Angles on each side with a side in the middle is Angle Side Angle.
An experiment was conducted to measure the effectiveness of various feed supplements on the growth rate of chickens. A five number summary of the weights of the chicks in grams six weeks after hatching is as follows.
Min = 108
Q1 = 197
Median = 259
Q3 = 315
Max = 410
a. About____percent of the chicks weigh more than 196.
b. About____percent of the chicks weigh more than 263.
c. About____percent of the chicks weigh more than 317.
d. About_____percent of the chicks weigh between 196 and 317.
d) about 39.07% of the chicks weigh between 196 and 317.
To answer these questions, we can use the provided five-number summary and apply the concepts of quartiles and percentiles.
a. To find the percentage of chicks weighing more than 196, we need to calculate the percentage above the first quartile (Q1). The first quartile (Q1) represents the 25th percentile, meaning 25% of the chicks weigh less than or equal to Q1.
The percentage of chicks weighing more than 196 is therefore:
100% - 25% = 75%
Therefore, about 75% of the chicks weigh more than 196.
b. Similarly, to find the percentage of chicks weighing more than 263, we need to calculate the percentage above the median. The median represents the 50th percentile, so 50% of the chicks weigh less than or equal to the median.
The percentage of chicks weighing more than 263 is:
100% - 50% = 50%
Therefore, about 50% of the chicks weigh more than 263.
c. To find the percentage of chicks weighing more than 317, we need to calculate the percentage above the third quartile (Q3). The third quartile (Q3) represents the 75th percentile, meaning 75% of the chicks weigh less than or equal to Q3.
The percentage of chicks weighing more than 317 is:
100% - 75% = 25%
Therefore, about 25% of the chicks weigh more than 317.
d. To find the percentage of chicks weighing between 196 and 317, we need to calculate the percentage between the first quartile (Q1) and the third quartile (Q3). The difference between the first quartile and the third quartile represents the interquartile range (IQR).
The percentage of chicks weighing between 196 and 317 is the percentage within the IQR:
Q3 - Q1 = 315 - 197 = 118
Percentage within the IQR = (118 / (Max - Min)) * 100
= (118 / (410 - 108)) * 100
= (118 / 302) * 100
≈ 39.07%
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