Find the first 3 iterates of the function f(x)=-2x + 3 when x0=0
Accordingly, x0 = 0, x1 = 3, x2 = 0, and x3 = 3 are the first three iterations of f ( x) = -2x + 3 when x0 = 0.
Is iterate the same as loop?A loop is described as a section of code that runs repeatedly. The procedure in which a code fragment is run just once is referred to as iteration. One iteration is the single time a loop is run. A loop may run through numerous iterations.
x1 = f(x0) = f(0) = -2 * 0 + 3 = 3
x2 = f(x1) = f(3) = -2 * 3 + 3 = 0
x3 = f(x2) = f(0) = -2 * 0 + 3 = 3
So the first 3 iterates of the function f(x) = -2x + 3 when x0 = 0 are:
x0 = 0, x1 = 3, x2 = 0, x3 = 3
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The equation
Ax+By=−18
A
x
+
B
y
=
−
18
goes through the coordinates (-3, 10) and (6, -2).
By solving a system of equations, we will see that the equation is:
-4*x - 3*y = -18
How to find the equation?We know that the linear equation:
A*x + B*y = -18
We know that this linear equation passes through the points (-3, 10) and (6, -2), then replacing these values in the equation we will get two equations:
A*-3 + B*10 = -18
A*6 + B*-2 = -18
So we have a system of equations:
-3A + 10B = -18
6A - 2B = -18
if we add the two times the first equation and the second one we get:
2*(-3A + 10B) + 6A - 2B = 2*(-18) - 18
18B = -3*18
B = -3
by replacing that value of B in one of the equations we will be able to solve it for A.
6*A - 2*(-3) = -18
6*A + 6 = -18
6*A = -18 - 6 = -24
A = -24/6 = -4
The equation is:
-4*x - 3*y = -18
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A person starts walking from home and walks 2 miles east, 7 miles southeast, 5 miles south, 3 miles southwest and 4 miles east. What is the total displacement vector of walk and walked straight home?
Step-by-step explanation:
2+7+5+3+4=21
if there was a picture i could calculate the miles it would take if they went straight home instead of making turns
At the beginning of spring, Elijah planted a small sunflower in his backyard. When it was first planted, the sunflower was 25 inches tall. The sunflower then began to grow at a rate of 1 inch per week. How tall would the sunflower be after 7 weeks? How tall would the sunflower be after w weeks?
Answer:32
Step-by-step explanation:25+ 1(7)
when 30 is subtracted from 14 times of a number the result is 20 more than 4 times that number what is the number
Answer:
number is 5
Step-by-step explanation:
let the number be n, then
30 subtracted from 14 times the number is
14n - 30
the result is 20 more than 4 times the number, that is
4n + 20
the equation is then
14n - 30 = 4n + 20 ( subtract 4n from both sides )
10n - 30 = 20 ( add 30 to both sides )
10n = 50 ( divide both sides by 10 )
n = 5
the number is then 5
6 X (22 + 9) = 6 x 22 + 6 x 9
This is an example of ______
property.
Answer:Distributive property
Step-by-step explanation:
6 X (22 + 9) = 6 x 22 + 6 x 9 is an example of the distributive property where you can distribute the multiplication to each term inside the parentheses.
The distributive property states that when you multiply a number by the sum of two or more numbers, you can distribute the multiplication to each term inside the parentheses. Mathematically, it can be expressed as:
a x (b + c) = (a x b) + (a x c)
In the given equation, we have:
6 x (22 + 9) = 6 x 22 + 6 x 9
By applying the distributive property, we distribute the multiplication of 6 to each term inside the parentheses:
6 x 22 + 6 x 9
This simplifies to:
132 + 54
Therefore, the distributive property allows us to break down the multiplication of a number by the sum of two or more numbers into separate multiplications, resulting in the same outcome.
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Roland receives $500 as a graduation present from his aunt. He plans to use part of the money to purchase a laptop for $289, including tax. He will purchase some new video games with the remaining money. Each video game costs $52, including tax. Which inequality describes, v, the number of video games Roland can purchase with his graduation money?
Answer:
52x < $211
Step-by-step explanation:
If Roland uses $289 to purchase the laptop from the $500 that was given to him then he would be left with
500 - 289 = $211
With this he can purchase video games. Since each video game costs the same price of $52 then we can use the variable x to represent the number of games he can buy with the following inequality...
52x < $211
A person of height 2m observes the angle of elevations of the top of a Pole 62m height which is in front of him and finds it to be 45. find the distance between the person end the pole .
i givee brainlilsttt
Answer:
( 2, 1 )
Step-by-step explanation:
x remains the same and y coordinate changes signs
Answer:
(2, -1)
Step-by-step explanation:
X=going to the right=Positive
Y=going down=Negative
X=(2)
Y=(-1)
Hope this helps
Q = (2,-1)
During take off, a plane leaves the ground and travels in a straight line until it reaches a height of 10 km. The distance the plane flies during take off should be in the range 57 km to 62 km. What is the smallest possible angle that the path of the plane could make with the ground? Give your answer in degrees to 1 d. p.
Answer:
θ = arctan(10/62) ≈ 8.8°
Step-by-step explanation:
Let's assume that the plane travels a distance of x km during take off and reaches a height of 10 km. Then, using trigonometry, we can find the angle θ between the ground and the path of the plane:
tan(θ) = 10/x
We want to find the smallest possible angle θ, which means we need to maximize x. From the given information, we know that x must be in the range 57 km to 62 km. Therefore, to maximize x, we choose x = 62 km.
Determine what must be multiplied so that the expression below will have a common denominator. Use the backslash / to type in a fraction.
Answer:
Multiply the first fraction by \(\frac{x+4}{x+4}\)
Multiply the second fraction by \(\frac{x-4}{x-4}\)
Step-by-step explanation:
Given
\(\frac{4}{x^2 - 16} + \frac{3}{x^2 + 8x + 16}\)
Required
Make the denominator equal
\(\frac{4}{x^2 - 16} + \frac{3}{x^2 + 8x + 16}\)
Factorize the denominator
\(\frac{4}{x^2 - 4^2} + \frac{3}{x^2 + 4x + 4x+ 16}\)
\(\frac{4}{(x - 4)(x + 4)} + \frac{3}{(x+ 4)(x + 4)}\)
Multiply the first fraction by \(\frac{x+4}{x+4}\)
Multiply the second fraction by \(\frac{x-4}{x-4}\)
\(\frac{x+4}{x+4} * \frac{4}{(x - 4)(x + 4)} + \frac{3}{(x+ 4)(x + 4)} * \frac{x-4}{x-4}\)
\(\frac{4(x + 4)}{(x - 4)(x + 4)(x + 4)} + \frac{3(x - 4)}{(x+ 4)(x + 4)(x - 4))}\)
\(\frac{4(x + 4)}{(x^2 - 16)(x + 4)} + \frac{3(x - 4)}{(x^2 - 16)(x + 4))}\)
The expression now have the same denominator
James buys a drink for 2 euros (€).
Work out the cost of the drink in pounds (£) when £1 = €1.252.
Give your answer correct to 2 decimal places.
Answer:
£1.6
Step-by-step explanation:
we can round 1.252 to 1.25
to find how much 2 euros is, we first have to make 1.25 into 2.
to do that, we will use the same equation to get the answer for £
1.25/5*8=0.25*8=2. now we repeat for £1
1/5*8=0.20*8=1.6
hope it helps
The Giordanos buy $8500 worth of
furniture for their new home. They pay $3000 down.
The store charges 10% add-on interest. The Giorda-
nos will pay off the furniture in 30 monthly payments
(2.5years). Find the monthly payment.
A local eat-in pizza restaurant wants to investigate the possibility of starting to deliver pizzas. The owner of the store has determined that home delivery will be successful if the average time spent on the deliveries does not exceed 34 minutes. The owner has randomly selected 23 customers and has delivered pizzas to their homes in order to test if the mean delivery time actually exceeds 34 minutes. Suppose the P-value for the test was found to be 0.0290. State the correct conclusion
Answer:
We conclude that the mean delivery time actually exceeds 34 minutes.
Step-by-step explanation:
We are given that the owner of the store has determined that home delivery will be successful if the average time spent on the deliveries does not exceed 34 minutes.
The owner has randomly selected 23 customers and has delivered pizzas to their homes in order to test if the mean delivery time actually exceeds 34 minutes. Suppose the P-value for the test was found to be 0.0290.
Let \(\mu\) = average time spent on the deliveries.
So, Null Hypothesis, \(H_0\) : \(\mu\) \(\leq\) 34 minutes {means that the mean delivery time is less than or equal to 34 minutes}
Alternate Hypothesis, \(H_A\) : \(\mu\) > 34 minutes {means that the mean delivery time actually exceeds 34 minutes}
Now, the decision rule based on the P-value to whether null hypothesis should be accepted or rejected is given by;
If the P-value of test statistics is less than the level of significance, then we will reject our null hypothesis.If the P-value of test statistics is more than the level of significance, then we will not reject our null hypothesis.Here, we assume that the level of significance is 5%.
Since, the P-value of test statistics is less than the level of significance as 0.029 < 0.05, so we have sufficient evidence to reject our null hypothesis.
Therefore, we conclude that the mean delivery time actually exceeds 34 minutes.
evaluate cos(sin^-1 x0)
Answer:
Pull terms out from under the radical, assuming positive real numbers.
0
Step-by-step explanation:
William receives a weekly allowance according to the following formula: For each day that he remembers to do his chores, he eams 51.50, and for each day that he doesn't remember to do his chores, he loses
50.25. What amount of allowance would William receive for a week in which he remembers to do his chores on five days and forgets to do them on two days?
which ordered pair would form a proportional relationship with the point graphed below
A.(-10, 30)
B.(30, -15)
C.(-30, 10)
D.(80, -30)
Answer:
d
Step-by-step explanation:
i took the test
Will give brainliest
Answer:
cracked at fortnight
e my guy
Step-by-step explanation:
You are starting a sock company. You must determine your costs to manufacture your product.
The start-up cost is $2000 (which helps you purchase sewing machines). Material and labor is $2.50 per pair of socks.
a. Write an equation to model your company’s cost for manufacturing the socks. (i.e. y=mx+b )
b. Which variable represents the domain? Explain your answer.
c. What is the domain for this situation?
d. Which variable represents the range? Explain your answer.
e. What is the range for this situation?
f. Using your equation, what would be the cost of manufacturing 25 pairs of socks?
g. How many socks could you make with $2500?
h. Create a coordinate graph on a sheet of paper to represent this situation. Describe the graph. Include the dimensions you would use for the x and y axes.
Answer:
these are your answers: a. y = 2.5x + 2000
b. The variable x represents the domain because the domain is the range of the possible x values.
c. x ≥ 0
d. The variable y represents the range because the range is the range of the possible y values.
e. y ≥ 2000
f. y = 2.5(25) + 2000
y = 62.5 + 2000
y = $2062.50
g. 2500 = 2.5x + 2000
2.5x = 500
x = 200
Step-by-step explanation:
you would have to factor in the different numbers in order to get these answers and try to solve the missing variable. hope this helps :)
PLS HELP TIMED HW WILL GIVE BRAINLEIST
Answer:
4.8
Step-by-step explanation:
\( V_{sphere} = \frac{4}{3} \pi r^3 \)
\( 144\pi= \frac{4}{3} \pi r^3 \)
\(r^3 = \frac {3 \times 144\pi}{4\pi}\)
\(r^3 = 3 \times 36\)
\(r^3 = 108\)
\(r = \sqrt[3]{108} \\ \\ r = 4.7622031559 \\ \\ r \approx \: 4.8 \: \)
Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. Release your mouse button when the item is place. If you change your mind, drag the item to the trashcan. Click the trashcan to clear all your answers.
Write with fractional exponents. (Do not use parentheses.)
Answer:
4\(y^{\frac{3}{2} }\)
Step-by-step explanation:
using the rule of exponents/ radicals
\(\sqrt[n]{a^{m} }\) = \(a^{\frac{m}{n} }\)
then
4 \(\sqrt{y^{3} }\)
= 4\(y^{\frac{3}{2} }\)
analyze a boxplot match of five number summary labels to the correct value
Please provide the image that accompanies your question.
We are given the following box image:
And are asked for:
Median: Which is clearly marked at the value 80 and corresponds to the value at the center of the distribution that has equal number of values below and above it.
The Maximum is located at the extreme right of the right whisker and is around what looks like the value 98.
The Minimum is marked by the left end of the left whisker which looks like 52.
The First Quartile is marked by the left beginning of the box, and appears to be at around 66 or 67 .
And the Third quartile is marked by the extreme right of the box, which appears to be at the number 82.
If you don't have 66 or 67, try the closest, because the image may not be completely in agreement with the actual values given for you to choose. If you look at the box, the first quartile is clearly not 65 but more to the right of it.
PLEASE I need this answer ASAP I am being timed
Answer:
331.4
Step-by-step explanation:
you just add the area of the three squares and then ad those half circles into a whole and solve the area
50 points each, give brainliest if correct!
Error analysis: Describe and correct the error in writing a linear function g with the values g(5) = 4 and g(3) = 10.
Make sure to explain the answer or I won't give brainliest.
I already know the answer, if you get wrong, I will tell and explain the answer in comments.
Answer:
Step-by-step explanation:
m = -3
y -y1 = m(x -x1)
y - 4 = -3(x -5)
y - 4 = -3x + 15
y = -3x + 15 + 4
y = -3x + 19
g(5) = -3*5 + 19 = -15 + 19 = 4
g(3) = -3*3 + 19 = -9 + 19 = 10
Answer: \(g(x)=-3x+19\)
Step-by-step explanation:
1) Write the equation to find the slope: \(m=\frac{y_2-y_1}{x_2-x_1}\)
2) Substitute Info: \(m=\frac{10-4}{3-5}\)
3) Simplify: \(m=3\)
4) Write point-slope form: \(y-y_1=m(x-x_1)\)
5) Substitute info: \(y-4=-3(x-5)\)
6) Distribute: \(y-4=-3x+15\)
7) Write in slope intercept form/Add 4 on each side and simplify: \(y=-3x+19\)
8) Substitute: \(g(x)=-3x+19\)
9) BONUS!!!!!! Graph:
22. a. In 1990, Nadezhda Ryashkina set the record for the 10,000 m race-walking event. She finished this race in 41 minutes 56.23 seconds. What was Ryashkina's average walking rate, in meters per second?
Given the distance covered and the time elapsed, Ryashkina's average walking rate is approximately 3.97 meters per second.
What was Ryashkina's average walking rate?Rate or speed is expressed as distance walked or traveled per unit time.
R = s/t
Given the data in the question;
Distance covered s = 10,000mTime elapsed t = 41 minutes 56.23 secondsRate r = ?First convert 41 minutes to seconds.
⇒ 41min = ( 41 × 60 )s = 2460sec
Now, Elapsed time t = 2460s + 56.23s = 2516.23 second
Next, we determine the rate.
R = s / t
R = 10000m / 2516.23 s
R = 3.97m/s
Given the distance covered and the time elapsed, Ryashkina's average walking rate is approximately 3.97 meters per second.
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Answer quick please.
All 3 steps reason for equation 18- 2x=4x are Given, Addition property of Equality, Division Property of Equality respectively.
Describe Addition Property of Equality?The Addition Property of Equality states that adding the same quantity to both sides of an equation results in an equivalent equation. In other words, if a = b, then a + c = b + c, where c is any real number.
For example, consider the equation 2x - 5 = 7. To solve for x, we can use the Addition Property of Equality by adding 5 to both sides of the equation:
2x - 5 + 5 = 7 + 5
Reason for each step in the solution of equation 18 - 2x = 4x:
18 - 2x = 4x Given
18 = 6x Addition property of Equality
3 = x Division Property of Equality
The reason for the first step is "Given", since we are simply given the equation. The reason for the second step is "Addition Property of Equality", since we are adding 2x to both sides of the equation in order to isolate the variable term. The reason for the third step is "Division Property of Equality", since we are dividing both sides by 6 in order to solve for x.
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A random sample of people were surveyed on their favorite sport, as shown in the
table below sorted by the respondent's age.
under 21
21-34
35-54
55 and
older
Total
Basketball Football Soccer Baseball
10
8
6
8
32
6
9
9
7
Favorite Sport
31
9
5
9
10
33
5
6
7
7
25
Other/Hate
Sports
5
сл
5
8
7
25
Total
35
33
39
39
146
What percent of the people over the age of 55 prefer other sport and/or hate sports?
th
Approximately 17.95% of the people over the age of 55 prefer other sports and/or hate sports.
How to solve the probabilityThe number of people in the "55 and older" age group who prefer other sports or hate sports is 7.
Now we need to find the total number of people in the "55 and older" age group, which is 39.
To find the percentage, we'll use the following formula:
Percentage = (Number of people in the category / Total number of people in the age group) * 100
Percentage = (7 / 39) * 100
Percentage ≈ 17.95%
So, approximately 17.95% of the people over the age of 55 prefer other sports and/or hate sports.
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find the exact value of x. 45 degree and 10 side
Answer:
The exact value of the other leg is 10.
Step-by-step explanation:
Finding the exact value of x given a 45 degree angle and a side length of 10 can be done using trigonometry. In a 45-45-90 right triangle, the two legs are congruent and the hypotenuse is equal to the square root of 2 times the length of the legs.
Therefore, if one leg is 10, the hypotenuse is 10 times the square root of 2. To find the length of the other leg, we can use the Pythagorean theorem:
c^2 = a^2 + b^2, where c is the hypotenuse, a and b are the legs of the right triangle.
Substituting known values, we get:
(10√2)^2 = 10^2 + b^2
200 = 100 + b^2
b^2 = 100
b = 10
Therefore, the exact value of the other leg is 10.
18
Debbie, Kimi and Michael have
Ferraris.
Michael also has a Reliant Robin.
Jensen has a Mercedes and a Model
T.
Rubens also has a Mercedes.
Debbie also has a Bugatti Veyron.
Rubens has just bought a Toyota
Prius.
Who has the fewest cars?
(1 Point)
Ashley has finished 7/25 of her homework what percentage of the homework does Ashley still need to finish
Answer:
72 percent
Step-by-step explanation:
7/25, x 4 to get a fraction of 100
28/100
100 - 28 = 72
72 percent
Answer:
Ashley still needs to finish 72 percent of her homework
Step-by-step explanation:
Happy to help!! :D