Therefore, the equation of the line in slope-intercept form is y = 1/3x + 3.
The given point is (-6, 3) and the slope is 1/3.
We are to determine the line's equation in slope-intercept form.
Using the slope-intercept formula, we get the equation of the line as follows: y - y1 = m(x - x1) ...(1)
Here, x1 = -6 and y1 = 3
Therefore, substituting the given values into the formula above, we get:
y - 3 = 1/3(x - (-6))y - 3 = 1/3(x + 6)y - 3 = 1/3x + 2
Therefore, adding 3 on both sides, y = 1/3x + 3
The slope-intercept form is a way to represent a linear equation in the form of:
y = mx + b
In this equation, 'y' represents the dependent variable (usually the vertical axis), 'x' represents the independent variable (usually the horizontal axis), 'm' represents the slope of the line, and 'b' represents the y-intercept.
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Given: There is a line that includes the point (-6, 3) and has a slope of 1/3. The equation in slope-intercept form is y = 1/3x + 3.
To get the equation of a line in slope-intercept form y = mx + b, given its slope and a point through which it passes, we will substitute the values of slope, x and y in the equation and solve for b.
The equation of a line that includes the point (-6, 3) and has a slope of 1/3 in slope-intercept form is: y = mx + b.
Putting the values of slope m and x and y coordinate of given point (-6, 3) .
we get:
3 = (1/3)(-6) + b
3 = -2 + b
Adding 2 to both sides of the equation, we get:
3 + 2 = -2 + b + 2
3 + 2 = b
5 = b
Thus, the equation of the line in slope-intercept form is: y = (1/3)x + 5.
Therefore, the correct option is: a. y = 1/3x + 3.
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Jerry ordered 4 items online. He is charged $2.91 per pound for shipping. The items weighed 4.3 pounds, 2 pounds, 3.8 pounds, and 5.9 pounds. How much will he be charged for shipping? (Round to the nearest cent).
Answer:
46.56 pounds
Step-by-step explanation:
Given data
4.3 pounds
2 pounds
3.8 pounds, and
5.9 pounds
Let us find the total weight of all the items
=4.3+2+3.8+5.9
=16 pounds
We are told that he is charged $2.91 per pound for shipping
Hence the cost of shipping 16 pounds is
=2.91*16
=46.56 pounds
HEY GUYS COULD YOU HELP ME WITH THESE TWO QUESTIONS!!! DON'T WORRY YOU'LL GET YOUR POINTS!!
Answer:
i am unsure
Step-by-step explanation:
I HEART POINTS
plzz help i hate mathhh hahah lol
Answer:
same here hyarhaha what to do
Greyson and Preston have a piece of paper that is 10 inches by 9 inches. What is the area of the paper?
Answer:
90
Step-by-step explanation:
In a study by a researcher, the Poisson distribution was used to model the number of patients per month referrea to an oncologist. The researchers use a rate of 16 patients per month that are referred to the oncologist. Calculate the probability that in a month:
a) exactly 10 patients are referred to an oncologist. -
b) between five and 15 inclusive are referred to an oncologist.
c) more than 10 are referred to an oncologist
The probability that exactly 10 patients are referred to an oncologist in a month is 0.036
The probability that between five and 15 inclusive are referred to an oncologist in a month is 0.98.
The probability that more than 10 patients are referred to an oncologist in a month is 0.873
Given:
A researcher used Poisson distribution to model the number of patients per month referred to an oncologist. The researcher uses a rate of 16 patients per month. We have to find the probabilities for different conditions:
a) The probability of exactly 10 patients are referred to an oncologist.
b) The probability that between five and 15 inclusive are referred to an oncologist.
c) The probability that more than 10 are referred to an oncologist.
Solution:
a) The number of patients referred to an oncologist per month follows Poisson distribution with parameter λ = 16.
The probability of exactly 10 patients are referred to an oncologist is:
`P(X = 10) = e^(-λ) * (λ^x) / x!` = `e^(-16) * (16^10) / 10! = 0.036`
Therefore, the probability that exactly 10 patients are referred to an oncologist in a month is 0.036.
b) The probability that between five and 15 inclusive are referred to an oncologist is:
`P(5 ≤ X ≤ 15) = P(X ≤ 15) - P(X ≤ 4)``= ∑_(x=0)^4 (e^(-16) * (16^x) / x!) + ∑_(x=5)^15 (e^(-16) * (16^x) / x!)`≈ 0.98
Therefore, the probability that between five and 15 inclusive are referred to an oncologist in a month is 0.98.
c) The probability that more than 10 are referred to an oncologist is:
`P(X > 10) = 1 - P(X ≤ 10)` `= 1 - ∑_(x=0)^10 (e^(-16) * (16^x) / x!)` ≈ 0.873
Therefore, the probability that more than 10 patients are referred to an oncologist in a month is 0.873.
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The animal department wants to estimate the kangaroo population. So they marked 30 kangaroos with paint. These kangaroos were then released into the jungle. After four months 600 kangaroos were caught. Among these Kangaroo, 18 were marked. To the nearest whole number,what is the best estimate for the kangaroo population?
Answer:
1000
Step-by-step explanation:
From the above question
We have the following parameters
30 were intially Marked
600 were caught and out of it 18 was marked
The formula for the best estimate of the population is calculated as:
Total population = Initial marked kangaroo × Number of caught kangaroo/Number of kangaroo marked after they were caught
= 30 × 600/18
= 1000
Answer:
kangaroos are found in austraillia i don't kno where in austrailla u can find one but they are cute as a pumpkin
Step-by-step explanation:
Select the function that represents the simple interest formula.
A. A) = P(1 + )- 1, where n is a positive integer
O
B. A(n) = P+ (n-1);• P, where n is a positive integer
O
C. An) = n + (-1). P, where n is a positive integer
O
D. A(n) = (1 - 1)(P:n)', where nis any real number
Answer:
B. A(n) = P + (n-1)i*P
Step-by-step explanation:
The formula to determine the simple interest formula is given below:
Simple interest = P×r × t
where
P denotes the principal
r denotes the rate of interest
And, t denotes the number of years
Now we replace i with the t
So,
SI = Pni
Now for n-1 years, the simple interest is
SI = P(n - 1)×i
So, the total amount would be
A(n) = P + (n - 1)i × P
The sum of two numbers is 52 and the difference is 8. What are the numbers?
Answer:
22, 30
Step-by-step explanation:
52/2=26
26-4=22
26+4=30
30+22=52
Answer:
30 and 22
Step-by-step explanation:
This can be solved using system of equations
Let x = the bigger number
Let y = the smaller number
The sum of two numbers is 52
x + y = 52
The difference is 8
x - y = 8
x + y = 52
x - y = 8
I will solve using elimination
(x + y = 52)
+ (x - y = 8)
-----------------------
2x = 60
/2 /2
x = 30
x + y = 52
30 + y = 52
-30 -30
y = 22
In how many ways can 6 adults and 3 children stand together in a line so that no two children are next to each other?
There are 25,200 different ways in which 6 adults and 3 children can stand together in a line such that no two children are next to each other.
To determine the number of ways in which 6 adults and 3 children can stand together in a line such that no two children are next to each other, we can use the concept of permutations.
Let's consider the adults and children as distinct entities. First, we will calculate the number of ways to arrange the adults in a line, and then we will insert the children into the gaps between the adults.
Step 1: Arrange the adults
Since there are 6 adults, there are 6! (6 factorial) ways to arrange them in a line.
Step 2: Insert the children
Now, we have 7 possible positions between the adults where the children can be inserted. These positions include the spaces before the first adult, between each pair of adjacent adults, and after the last adult.
To ensure that no two children are next to each other, we need to choose 3 distinct positions out of the 7 available positions. This can be done in 7C3 ways, which represents the combination of 7 positions taken 3 at a time.
Using the formula for combinations, 7C3 can be calculated as follows:
7C3 = 7! / (3! * (7-3)!)
= 7! / (3! * 4!)
= (7 * 6 * 5) / (3 * 2 * 1)
= 35
Step 3: Multiply the results
Finally, we multiply the number of ways to arrange the adults (6!) by the number of ways to insert the children (35) to obtain the total number of arrangements:
Total number of arrangements = 6! * 35
= 720 * 35
= 25,200
Therefore, there are 25,200 different ways in which 6 adults and 3 children can stand together in a line such that no two children are next to each other.
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The following scatter plot depicts the number of chicken pox cases after 1988. The variable x represents the number of years after 1988. The variable y represents the number of cases in thousands.
A graph has number of years after 1988 on the x-axis, and reported cases (thousands) on the y-axis. Points trend on a negative line.
Does there appear to be a linear relationship? Explain your answer.
a.
Yes, there is a linear relationship. The data appears to have a negative correlation.
b.
Yes, there is a linear relationship. The data appears to have a positive correlation.
c.
No, there is not a linear relationship. The data seems random.
d.
No, there is not a linear relationship. There is no line which goes through all the points.
Answer: D
Step-by-step explanation: On Edge2021
Please help me with the question please ASAP I’ll mark u as a brnlist
*2 questions
Answer:
First answer is 76.50 and the second one is scale factor of 1/2
Step-by-step explanation: Mark brainlist or im deleting my answer :)
Answer:
scale factor = [tex]\frac{3}{2}[/tex]
Step-by-step explanation:
The scale factor is the ratio of corresponding sides, image to original, that is
scale factor = [tex]\frac{WX}{AB}[/tex] = [tex]\frac{12}{8}[/tex] = [tex]\frac{3}{2}[/tex]
------------------------------------------
1 pizza costs $12.75 and feeds 4
To feed 24 students he needs 24 ÷ 4 = 6 pizzas , then
6 cost = 6 × $12.75 = $76.50
convert 123 percent into fraction
1.23 is a decimaland 123/100 OR 123% is the percentage for 123/100.
HOW TO WRITE 123/100 AS A DECMAL?
Step-by-step explanation:
Fraction=123/101
Decmial=1.21782
percentage=121.782%
Ali travelled 75% of her journey to work by taxi. If his total journey is 12km, what distance did she travel by taxi? don't send in file please
he mean pulse rate (in beats per minute) of adult males is equal to 69 bpm. For a random sample of 125 adult males, the mean pulse rate is 69.3 bpm and the standard deviation is 10.9 bpm. Complete parts (a) and (b) below. a. Express the original claim in symbolic form. b. Identify the null and alternative hypotheses.
The goal of hypothesis testing is to gather sample data and evaluate whether it provides enough evidence to reject the null hypothesis in favor of the alternative hypothesis.
a. Expressing the original claim in symbolic form: Let μ be the population mean pulse rate of adult males.
b. Identifying the null and alternative hypotheses:
Null hypothesis (H₀): The population mean pulse rate of adult males is equal to 69 bpm. (μ = 69)
Alternative hypothesis (H₁): The population mean pulse rate of adult males is not equal to 69 bpm. (μ ≠ 69)
In this case, the original claim is that the mean pulse rate of adult males is equal to 69 bpm. To express this claim symbolically, we use the population mean μ. Therefore, the claim can be expressed as μ = 69.
For hypothesis testing, we have the null hypothesis (H₀) stating that the population mean pulse rate is equal to 69 bpm, and the alternative hypothesis (H₁) stating that it is not equal to 69 bpm. The null hypothesis is typically the assumption we want to test and challenge with evidence. In this case, the null hypothesis is μ = 69, while the alternative hypothesis is μ ≠ 69.
The goal of hypothesis testing is to gather sample data and evaluate whether it provides enough evidence to reject the null hypothesis in favor of the alternative hypothesis.
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David had $35 to spend at the fair. If the admission to the fair is $4.5 and the rides cost $1.50 each, what is the greatest number of rides David can go on?
Answer:
20 rides
Step-by-step explanation:
35-4.5=30.5
20*1.5=30 and 30 plus 4.5 equals 34.5
= 10. Determine the number of zeros of the function f(x) = 24 – 223 + 922 +2 – 1 in the disk D[0,2].
The number of zeros of the function f(x) = 24 − 223 + 922 + 2 − 1 in the disk D[0, 2] is two.Answer: Two.
The given function is f(x) = 24 − 223 + 922 + 2 − 1.The number of zeros of the function in the disk D[0, 2] is to be determined.Solution:We need to use Rouche's theorem to find the number of roots of the given function f(x) = 24 − 223 + 922 + 2 − 1 in the disk D[0, 2].
Rouche's theorem: Suppose f and g are holomorphic in the domain D and on the boundary ∂D, |f(z)| > |g(z)| for all z on ∂D, then f(z) and f(z) + g(z) have the same number of zeros in the domain D.
Now, let's consider two functions. Let f(x) = 922 + 2 and g(x) = 24 − 223 − 1.Let z be any complex number such that |z| = 2.
Then we have|f(z)| = |9(2^2) + 2| = 38|g(z)| = |24 − 223 − 1| = 197. By Rouche's theorem,
we have f(z) and f(z) + g(z) have the same number of zeros in the disk D[0, 2].
The function f(z) + g(z) = 922 + 2 + 24 − 223 − 1 = 10 – 223 has two roots in the disk |z| < 2. Hence, the function f(z) = 922 + 2 has two roots in the disk D[0, 2].
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Marcelina has over 500 500500 songs on her mobile phone, and she wants to estimate the average length of the songs (in minutes). She takes an SRS of 28 2828 songs on her phone and calculates a sample mean of 3.4 3.43, point, 4 minutes and a standard deviation of 0.72 0.720, point, 72 minutes. The song lengths in the sample were roughly symmetric with no clear outliers. Based on this sample, which of the following is a 99 % 99%99, percent confidence interval for the mean length (in minutes) of the songs on her phone?
Answer:
The 99% confidence interval for the mean length of the songs on Marcelina's phone is approximately (3.08 minutes, 3.78 minutes).
Step-by-step explanation:
To calculate the 99% confidence interval for the mean length of the songs on Marcelina's phone, we can use the formula:
Confidence Interval = Sample Mean ± (Z * Standard Error)
Where:
Sample Mean is the mean length of the sample songs (3.43 minutes).
Z is the critical value associated with the desired confidence level (99% confidence level corresponds to a Z-value of approximately 2.576).
Standard Error is the standard deviation of the sample divided by the square root of the sample size.
Given that the sample size is 28 songs and the standard deviation is 0.72 minutes, we can calculate the standard error as:
Standard Error = Standard Deviation / √(Sample Size)
Standard Error = 0.72 / √28 ≈ 0.136
Now we can substitute the values into the formula:
Confidence Interval = 3.43 ± (2.576 * 0.136)
Calculating the confidence interval:
Confidence Interval = 3.43 ± 0.350
Confidence Interval = (3.08, 3.78)
Therefore, based on this sample, the 99% confidence interval for the mean length of the songs on Marcelina's phone is approximately (3.08 minutes, 3.78 minutes).
Hope this helps!
Please solve as soon as possible thank you I appreciate it!
Find the equation y = Bo + B12 of the least-squares line that best fits the data points: (1, 0), (2, 1), (4, 2), (5,3).
The equation of the least-squares line that best fits the given data points is y = -0.25x + 0.25.
To find the equation of the least-squares line that best fits the data points, we need to apply the method of least squares, which is a statistical technique used to minimize the sum of the squared differences between the observed data points and the values predicted by the line. In this case, we are dealing with a linear relationship between the variables x and y.
The equation y = Bo + B12 represents a linear regression model, where Bo is the y-intercept (the value of y when x is 0) and B12 is the slope of the line (the change in y corresponding to a unit change in x). By using the method of least squares, we can determine the values of Bo and B12 that minimize the sum of the squared differences between the observed y-values and the predicted y-values based on the equation.
By applying the method of least squares to the given data points (1, 0), (2, 1), (4, 2), and (5, 3), we can calculate the values of Bo and B12. After performing the necessary calculations, we find that Bo is 0.25 and B12 is -0.25. Therefore, the equation y = -0.25x + 0.25 represents the least-squares line that best fits the given data points.
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25 points. Get it before the mod sees it!
gogogogo lol
Answer:
yy
Step-by-step explanation:
bi
someone helpp!!!!!!!
Answer:
the rate of change is 3
Step-by-step explanation:
if im wrong im sorry but if im right give me brainliest
JK and LM are perpendicular diameters of a circle. They are each 12 inches long. What is the approximate length of chord LK? With Explanation Please
Answer:
8.5 inches
Step-by-step explanation:
Let the center of the circle = C
Now CK = CL = 6
Using Pythagoras theorem
LK^2 = CL^2 + CK^2
= 6^2 +6^2
= 36 + 36
= 72
LK = 72 ^1/2
= ( 36*2)^1/2
= 6(2)^1/2
= 8.5 inches
Can some plz help me
Answer: red 36 m
Step-by-step explanation: base plus base = 18 / 2 = 9 * 4 = 36 m
Answer:
36 m²
Step-by-step explanation:
To answer this question you will need the equation to find the area of a trapezium:
[tex]\frac{(a + b)}{c}[/tex] × height
Substitute the figures into the equation:
[tex]\frac{(6+12)}{2}[/tex] × 4
6+12= 18
After substituting use BIDMAS/ PETMAS to solve
18÷2= 9
9×4= 36 m²
how do i do this question? i got it wrong and im confused how
Answer:
im pretty sure youre right :/ dont know why it marked you as wrong
Answer:
I think its F im not sure but i did 12x12 witch is 144 the rest is self explanory
Step-by-step explanation:
find the solution to mx cx kx=f(t) for an arbitrary function f(t), x(0)=0, x'(0)=0
Step-by-step explanation:
The given equation `mx cx kx=f(t)` is a second-order linear differential equation with constant coefficients. The general solution to this type of equation is given by the sum of the complementary solution `x_c(t)` and the particular solution `x_p(t)`.
The complementary solution x_c(t) is the solution to the associated homogeneous equation mx cx kx=0. The characteristic equation for this homogeneous equation is mr^2 + cr + k = 0. Solving this quadratic equation gives two roots r_1 and r_2. The complementary solution can then be written as x_c(t) = C_1e^(r_1t) + C_2e^(r_2t).
The particular solution x_p(t) depends on the form of the function f(t). There are several methods for finding the particular solution, such as undetermined coefficients or variation of parameters.
Once the complementary and particular solutions are found, the general solution to the given differential equation is given by x(t) = x_c(t) + x_p(t). The constants C_1 and C_2 can then be determined using the initial conditions x(0)=0 and x'(0)=0.
Without more information about the function f(t), it is not possible to find a more specific solution to the given differential equation.
Evaluate the following expression.
1/5^-2
The sum of two numbers is 80 The difference is 16 Write and solve a system of equations to find the numbers.
Answer:
32+48
Step-by-step explanation:
80- 32= 48
80-48= 32
Answer: 32; 48
Step-by-step explanation:
Let x be the smaller number, and y be the larger number, then we get
x + y = 80
x - y = 16
x - y = 16
x = 16 + y
x + y = 80
16 + y + y = 80
16 + 2y = 80
2y = 64
y = 32
x - y = 16
x - 32 = 16
x = 48
What are the x and y-intercepts of the line described by this equation? −6x+3y=18.9−6x+3y=18.9 Enter your answers in the boxes in decimal form.
Answer:
x intercept = -3.15
y intercept = 6.3
Step-by-step explanation:
Given the expression
-6x+3y=18.9
x intercept occurs at y = 0
-6x+3(0)=18.9
-6x = 18.9
x = -18.9/6
x = -3.15
Hence the x intercept is -3.15
y intercept occurs at x= 0
-6(0)+3y=18.9
3y = 18.9
y = 18.9/3
y = 6.3
Hence the y intercept is 6.3
calculate the value of x for the following polygon
(answers me or i'll throw oli london at you )
Answer:
X = 60 degrees
Answer
80°
Step by Explanation:
the angle right to 60°= 180-60 (linear pair)
= 120°
total angle of 5 sided polygon= 540°
540° = x + 110° + 130° + 100° + 120°
540° = x + 460°
x= 540° - 460°
x = 80°
anybody can help me with this
Answer:
the answer is a/ 21 kilometers