Answer:
Step-by-step explanation:
yes, correct logic
56
6 Rita and Fazil are working on a math project. Rita says that
and 0.5 are not
equal. Fazil says that and 0.5 are equal. Who is correct? Explain your reasoning.
What is a nonlinear graph called?
Any function whose graph is NOT a line is said to be nonlinear. It has the equation f(x) = ax + b. With the exception of the form f(x) = ax + b, its equation can take any form. Any two points on the curve have the same slope.
To ascertain whether a table of values is a linear function, follow these steps:
Find the variations between each pair of x numbers that follow.Find the variations between each pair of y values that follow.Discover the matching ratios between y and x differential amounts.Only the function is linear if all ratios are NOT equal.Learn more about graph Visit: brainly.com/question/19040584
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Jensen goes to the store with $4. He buys 3 pencils for $0.70 each and
some erasers. Each eraser costs $0.50. Enter the maximum number of
erasers he can buy.
Answer:
3 erasers.
Step-by-step explanation:
Let p = pencils and e = erasers. Since we know that Jensen has $4, we can set up the following inequality and solve for e.
0.70p + 0.50e ≤ 4
0.70(3) + 0.50e ≤ 4
2.10 + 0.50e ≤ 4
0.50e ≤ 1.90
e ≤ 3.8
Since erasers are usually bought as whole items, the maximum amount of erasers Jensen can buy is 3.
What is the model function of this situation? A population of 16 salmon triples every year.
f(x)=ab^x
Step-by-step explanation:
a = 16
b = 3
because only the factor 3 gets repeatedly added every year (x).
the rest (the starting value that gets tripled and then tripled and then tripled ... every year) is constant.
f(x) = 16×3^x
as you know, exponents have the higher priority to multiplications.
if you want to be save you can use brackets like
f(x) = 16×(3^x)
What value represents the vertical translation from the graph of the parent function f(x)=x² to the graph of the
function g(x)=(x+5)²+3?
-5
-3
3
5
The value that represents the vertical translation from the graph of the parent function is 3.
What is translation?
A translation is a geometric transformation when each point in a figure, shape, or space is moved in a specific direction by the same amount. A translation can also be thought of as moving the origin of the coordinate system or as adding a constant vector to each point.
Here, we have
Given: function f(x) = x² , g(x)=(x+5)²+3
We have to find the value that the vertical translation from the graph of the parent function f(x) to the graph of the function g(x).
function
We apply the following function transformations:
Horizontal translations:
Suppose that h> 0
To graph y = f (x + h), move the graph of h units to the left:
For h = 5, we have:
f(x+5) = (x+5)²
Vertical translations:
Suppose that k> 0
To graph y = f (x) + k, move the graph of k units up.
For k = 3, we have:
g(x) = (x+5)²+3
Hence, The value that represents the vertical translation from the graph of the parent function is 3.
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Please help answer correctly !!!!!!!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!!!
Answer:
DH is perpendicular to HG
how to solve 1.6 ×0.215
Answer:
35.344
Step-by-step explanation:
Consider the system of equations.
x+2y=1
−3x−2y=5
How do you solve the system of equations with Cramer's rule?
Drag a value or determinant expression into each box to correctly solve the system using Cramer's rule.
The solution to the system of equations x + 2y = 1 and -3x-2y = 5 is:
x = -3, y = 2
The given system of equations:
x + 2y = 1............(1)
-3x - 2y = 5..........(2)
This can be written in matrix form as shown:
\(\left[\begin{array}{ccc}1&2\\-3&-2\end{array}\right] \left[\begin{array}{ccc}x\\y\end{array}\right] = \left[\begin{array}{ccc}1\\5\end{array}\right]\)
Find the determinant of \(\left[\begin{array}{ccc}1&2\\-3&-2\end{array}\right]\)
\(\triangle = 1(-2) - 2(-3)\\\triangle = -2+6\\\triangle = 4\)
\(\triangle_x = \left[\begin{array}{ccc}1&2\\5&-2\end{array}\right]\\\triangle_x = 1(-2)-2(5)\\\triangle_x = -2-10\\\triangle_x =-12\)
\(\triangle_y = \left[\begin{array}{ccc}1&1\\-3&5\end{array}\right]\\\triangle_y = 1(5)-1(-3)\\\triangle_y = 5 + 3\\\triangle_y =8\)
\(x = \frac{\triangle_x}{\triangle} \\x = \frac{-12}{4} \\x = -3\)
\(y = \frac{\triangle_y}{\triangle} \\y = \frac{8}{4} \\y = 2\)
The solution to the system of equations x + 2y = 1 and -3x-2y = 5 is:
x = -3, y = 2
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help me please.............................................
Answer: it is C
Step-by-step explanation:
marvin paid an entrance fee of $5 plus an additional $1.25 per game at a local arcade. Altogether he spent $30.00.write an eutionand solve to determine how many games marvin played.
Answer:
17 just subtract 5 from 26.25 and divide 21.25 by 1.25 =17
The answer is 17
Step-by-step explanation:
jake travels 6 hours for a total of 444 miles on 20 gallons of gas, rate for gallons and hours.
Answer: 5 gallons per hour.
Step-by-step explanation: To find the unit rate, divide "gallons" by "hours." As we said, we need to find the unit rate. We want a unit rate where 1 is in denominator, so we divide the top and bottom by 6. (Remember, unit means 1.)
\(\frac{30/6}{6/6}=\frac{5}{1}\)
Therefore, our answer is 5.
It has been claimed that the best predictor of todays weather is todays weather. Suppose in the town of Octapa, if it rained yesterday, then there is a 60% chance of rain today, and if it did not rain yesterday there is an 85% chance of no rain today. A) find the transition matrix describing the rain probabilities. B) if it rained monday, what is the probability it will rain Wednesday? C) if it did not rain Friday, what is the probability of rain Monday? D) using the matrix from A. find the steady-state vector. use this to determine the probability that it will be raing at the end of time.
Therefore, the probability that it will be raining at the end of time is 37.5%.
A) To describe the transition matrix, we can use the following notation: R = It will rain N = It will not rain
Since it is given that if it rained yesterday, then there is a 60% chance of rain today, and if it did not rain yesterday there is an 85% chance of no rain today.
Thus, the transition matrix would be as follows:| P(R/R) P(N/R)| P(R/N) P(N/N)| = |0.6 0.4| |0.15 0.85|
B) If it rained Monday, then we need to find the probability that it will rain Wednesday.
We can find this by multiplying the probability of rain on Wednesday given that it rained on Monday and the probability that it rained on Monday.
Thus, the probability of rain on Wednesday, given that it rained on Monday would be:0.6 x 0.6 = 0.36So, there is a 36% chance that it will rain on Wednesday given that it rained on Monday.
C) If it did not rain Friday, then we need to find the probability of rain on Monday. Using Bayes' theorem, we can write: P(R/M) = P(M/R)P(R)/[P(M/R)P(R) + P(M/N)P(N)]where, M = It did not rain Friday= 0.15 (from the transition matrix)P(R) = Probability of rain = 0.6 (given in the problem)P(N) = Probability of no rain = 0.4 (calculated from 1 - P(R))P(M/R) = Probability of it not raining on Friday given that it rained on Thursday = 0.4P(M/N) = Probability of it not raining on Friday given that it did not rain on Thursday = 0.85Substituting these values, we get: P(R/M) = 0.4 x 0.6/[0.4 x 0.6 + 0.85 x 0.4] = 0.31 So, there is a 31% chance of rain on Monday given that it did not rain on Friday.
D) The steady-state vector is the vector that describes the probabilities of being in each of the states in the long run. To find the steady-state vector, we need to solve the following equation: πP = πwhere,π = steady-state vector P = transition matrix Substituting the values from the transition matrix, we get:| π(R) π(N)| |0.6 0.4| = | π(R) π(N)| | π(R) π(N)| |0.15 0.85| | π(R) π(N)|
Simplifying this, we get the following two equations:π(R) x 0.6 + π(N) x 0.15 = π(R)π(R) x 0.4 + π(N) x 0.85 = π(N) Solving these equations, we get: π(R) = 0.375π(N) = 0.625So, the steady-state vector is:| π(R) π(N)| = |0.375 0.625|This means that in the long run, there is a 37.5% chance of rain and a 62.5% chance of no rain.
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Let v be the volume of the solid obtained by rotating about the y-axis the region bounded y = 9x and y = x2 9. Find v by slicing.
What’s the answer? I need help
Answer:10
Step-by-step explanation:Multiply 10*10
The band is selling tickets to their spring show. The auditorium holds 1200 people. What is the reasonable domain for the number of people to attend the show? (Hint: #
Answer:
don´t ge it sorry
Step-by-step explanation:
a quarterback throws a ball in the air from an initial height of 5 feet. The football has an initial vertical velocity of 50 feet per second. Another player catches the ball when it is 2 feet above the ground. How long is the ball in the air?
Answer:
The range of the function is from 2 feet to 12.25 feet
Step-by-step explanation:
In a function f(x) = y
x is the domain of the function
y is the range of the function
The height (h) of the ball at time (t) seconds can be represented by the equation h(t) = - 16 t² + 20 t + 6
∵ h(t) = - 16 t² + 20 t + 6
∴ The domain is t
∴ The range is h(t)
- To find the range of the quadratic function find the maximum or
minimum value of it
∵ The leading coefficient of the function is -16
∴ The function has a maximum value
To find the maximum value differentiate h(t) with respect to t and equate it by 0 to find the value of t for the maximum height
∵ h'(t) = -16(2) t + 20(1)
∴ h'(t) = -32 t + 20
- Equate it by 0
∵ h'(t) = 0
∴ -32 t + 20 = 0
- Subtract 20 from both sides
∴ -32 t = - 20
- Divide both sides by -32
∴ t = 0.625 seconds ⇒ time for the maximum height
Substitute the value of t in h(t) to find the maximum height
∵ h(0.625) = -16(0.625)² + 20(0.625) + 6
∴ h(t) = 12.25 feet
∴ The maximum height of the ball is 12.25 feet
∵ The ball is caught at 2 feet
∴ The range of the function is 2 ≤ h(t) ≤ 12.25
The range of the function is from 2 feet to 12.25 feet
cindy is projecting her earnings to be $90,000, taxable income of $65,500, and has calculated that she will owe $8,902. what is her average tax rate?
Cindy's average tax rate is approximately 13.59%.
To calculate Cindy's average tax rate, we divide the total tax paid by her taxable income and then multiply by 100 to express it as a percentage.
Average tax rate = (Total tax paid / Taxable income) * 100
In this case, Cindy's taxable income is $65,500, and she has calculated that she will owe $8,902 in taxes.
Average tax rate = (8,902 / 65,500) * 100
Average tax rate ≈ 13.59%
Therefore, Cindy's average tax rate is approximately 13.59%.
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Cindy is projecting her earnings to be $90,000, a taxable income of $65,500, and has calculated that she will owe $8,902. Her average tax rate is 13.60%.
How to find the average tax rate?
The average tax rate is determined by dividing the total tax paid by the total income earned. The average tax rate is calculated by dividing the total amount of tax paid by the total taxable income.
Average Tax Rate = Total Tax Paid / Taxable Income Cindy's
The average tax rate can be found as follows:
Average tax rate = (Total tax paid ÷ Taxable income) × 100%
Average tax rate = ($8,902 ÷ $65,500) × 100%
Average tax rate = 0.135994 × 100% ≈ 13.60%
Therefore, Cindy's average tax rate is 13.60%.
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Please help, 20 points
Probability a bag of miniature candy’s contain 15 crunch bars 14 Hershey’s chocolate bars 10 Mr.Goodbars 12 Hershey’s cookies and cream bars. What is the probability of randomly choosing each of them ?
15:51 for Crunch bars
14:51 for Hershey's
10:51 for Mr. Goodbars
12:51 for Cookies and Cream
There are 51 candies in total. We got that by adding all of the candies together. 15 + 14 + 10 + 12 = 51. The probability can be written as a ratio between the different types of candy and the whole number.
The probability of crunch bars, Hershey’s chocolate bars, Mr.Goodbars, and Hershey’s cookies and cream bars are 15/51, 14/51, 10/51, and 12/51, respectively.
What is Probability?Probability helps us to know the chances of an event occurring.
\(\rm Probability=\dfrac{Desired\ Outcomes}{Total\ Number\ of\ outcomes\ possible}\)
The probability can be written as,
P(Crunch bars) = Number of Crunch bars/ Total number of choclates= 15/51
P(Hershey's Chocolate) = 14/51
P(Mr. Goodbars) = 10/51
P(Hershey’s cookies and cream bars) = 12/51
Hence, the probability of crunch bars, Hershey’s chocolate bars, Mr.Goodbars, and Hershey’s cookies and cream bars are 15/51, 14/51, 10/51, and 12/51, respectively.
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Help please I’ll mark u brainlest
Answer: i can't see the question.
Step-by-step explanation:
The lengths of the sides of a triangle are given. Classify each triangle as acute, right, or obtuse.
7.) 4, 5, 6
8.) 11, 12, 15
9.) 30, 40, 50
The given triangles are obtuse = 36 m, right angled = 225 m and right angled = 2500 m.
What is Triangle?Triangle can be defined in which it consists of three sides, three angles and sum of three angles is always 180 degrees.
7.) This triangle is obtuse.
To see this, we can use the Pythagorean theorem:
4*4 + 5*5 = 16 + 25 = 41
6*6 = 36 m
Since 41 > 36, we know that the triangle is obtuse.
8.) This triangle is right.
To see this, we can again use the Pythagorean theorem:
11*11 + 12*12 = 121 + 144 = 265
15*15 = 225 m
Since 265 = 225 + 40, we know that the triangle is right.
9.) This triangle is also right.
We can use the same method as before:
30*30 + 40*40 = 900 + 1600 = 2500
50*50 = 2500 m
Since 2500 = 2500, we know that the triangle is right.
Therefore, The given triangles are obtuse , right angled and right angled.
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which two parts of the vehicle are most important in preventing traction loss
The tires and the traction control system work in tandem to ensure maximum traction and stability, minimizing the risk of traction loss and improving overall vehicle control and safety.
The two most important parts of a vehicle in preventing traction loss are the tires and the traction control system.
Tires: Tires are the primary point of contact between the vehicle and the road surface. The quality and condition of the tires greatly influence traction. Tires with good tread depth and appropriate tread pattern are essential for maintaining grip on the road. Tread depth helps to channel water, snow, or debris away from the tire, preventing hydroplaning or loss of traction. Additionally, tire pressure should be properly maintained to ensure even contact with the road. Choosing tires suitable for the specific driving conditions, such as all-season, winter, or performance tires, is crucial for optimal traction and handling.
Traction Control System: The traction control system is a vehicle safety feature that helps prevent the wheels from slipping or spinning on low-traction surfaces. It uses various sensors to monitor the speed and rotation of the wheels. If the system detects a loss of traction, it will automatically reduce engine power and apply braking force to the wheels that are slipping. By modulating power delivery and braking, the traction control system helps maintain traction and prevent wheel spin, especially in challenging conditions like slippery roads or during quick acceleration.
The tires and the traction control system work in tandem to ensure maximum traction and stability, minimizing the risk of traction loss and improving overall vehicle control and safety.
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Solve logx (512) = 3
Show/Explain your thought process
Need help quick please ToT
The value of x is after solving the logarithm equation logx⁽⁵¹²⁾ = 3 is 8.
What is a logarithm equation?A logarithmic equation is an equation that involves the logarithm of an expression containing a variable.
To solve the logarithm equation, we follow the steps below.
Given:
logx⁽⁵¹²⁾ = 3Step 1:
Take log to the other side of the equation.Note: When logarithm cross the equality sign, it becomes an indices.Therefore,
512 = x³Step 2:
Convert 512 to index form. (i.e 8³)
8³ = x³...................... Equation 1Comparing both side of equation 1,
x = 8.Hence, the value of x is 8.
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Find the product of the complex numbers. Express your answer in trigonometric form. 2 T 2-5(co-(1)-cm ( 퍼 cas + sin 2 52T Zn = 2 COS +! sin 6. 6. 477 ОА Cos 4T 3 +isin 3 + i T 3 3 T O B. 10cos (47) sin(47) O C. 1960s(-1-isin (1) O DE ool + 3 + i sin ( 3
We will have the following:
\((5(\cos (\frac{\pi}{2})+i\sin (\frac{\pi}{2})))\cdot(2(\cos (\frac{5\pi}{5})+i\sin (\frac{5\pi}{6})))=10(\cos (-\frac{2\pi}{3})+i\sin (-\frac{2\pi}{3}))\)\(=10(\cos (\frac{4\pi}{3})+i\sin (\frac{4\pi}{3}))\)[We exploit the fact that trigonometric funtions are cyclical to determine the answer.
[Option B]
No one is helping me and i really need help :(
Answer:
option one is correct
Step-by-step explanation:
3 times =15
5times 5 =25
The square below has an area of x^2+10x+25 square meters. What expression represents the length of one side of the square?
Answer:
(x+5) m
Step-by-step explanation:
Given that,
The area of a square shape, \(x^2+10x+25\)
We need to find the expression for the length of one side of the square.
The area of a square shaped object is given by :
\(s=x^2\)
x is side of the square
\(s=\sqrt{A} \\\\s^2=x^2+10x+25\\\\=x^2+5x+5x+25\\\\=x(x+5)+5(x+5)\\\\=(x+5)^2\\\\s=(x+5)\)
So, the sides of the square is (x+5) m.
Answer:
(x−5) ^2
Step-by-step explanation:
use the following information for the next five (5) questions. analyzing historical data, you found that the probability that a person clicks on the online ad of your company is 0.22 or 22% (a person either clicks or does not click on your ad). let x be the number of independent people who view the ad until someone clicks on it (including the person who clicked on the ad, so if we say x
The number of independent people (X) who view the ad until someone clicks on it (including the person who clicked on the ad), then X follows a geometric distribution with a probability of success p = 0.22.
Question 1: What is the probability that the first person who views the ad clicks on it?
Answer: Since X follows a geometric distribution, the probability that the first person who views the ad clicks on it is equal to the probability of success, which is p = 0.22.
Question 2: What is the probability that at least three people need to view the ad until someone clicks on it?
Answer: To find the probability that at least three people need to view the ad until someone clicks on it, we need to calculate the probability that it takes three or more people. This is equal to 1 minus the cumulative probability up to two people. The cumulative probability of X less than or equal to 2 is given by:
P(X ≤ 2) = P(X = 1) + P(X = 2)
Since X follows a geometric distribution, the probability mass function is given by:
P(X = k) = \(1-p^{(k-1)}\) × p
Using this formula, we can calculate:
P(X ≤ 2) = P(X = 1) + P(X = 2) = \(1-0.22^{(1-1)}\) × 0.22 + \(1-0.22^{(2-1)}\)× 0.22
Question 3: What is the expected value (mean) of X?
Answer: The expected value (mean) of a geometric distribution with probability of success p is given by E(X) = 1/p. Therefore, the expected value of X in this case is:
E(X) = 1/0.22
Question 4: What is the standard deviation of X?
Answer: The standard deviation of a geometric distribution with probability of success p is given by σ(X) = √(q/p²), where q = 1 - p. Therefore, the standard deviation of X in this case is:
σ(X) = √((1 - 0.22)/(0.22²))
Question 5: What is the probability that it takes exactly five people to click on the ad?
Answer: Since X follows a geometric distribution, the probability of X = 5 is given by:
P(X = 5) = \(1-p^{(5-1)}\) × p
Using this formula, we can calculate the probability that it takes exactly five people to click on the ad.
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mistaking no linear correlation with no correlation b. the conclusion that correlation implies causality c. the use of data based on averages d. correlation does not imply causality
Answer:
B
Step-by-step explanation:
OPEN ENDED QUESTION
Athena paid a $4.00 tip on a $20.00 dinner bill. She said the
cost of the dinner bill was the dependent variable, and the tip
cost was the independent variable. What's wrong with her
thinking?
Answer:
The independent variable is the bill, and the dependent variable is the tip.
Step-by-step explanation:
The independent variable means it can stand alone on it's own. The bill will always be $20 because that's how much the food costs. The tip will be different depending on how much the bill is.
A study showed that 13 of 25 cell phone users with a headset missed their exit, compared with 6 of 25 talking to a passenger.
Construct a 98 percent confidence interval for the difference in proportions. (Round your answers to 4 decimal places.)
The 98 percent confidence interval is from_____to______ .
A study showed that 13 of 25 cell phone users with a headset missed their exit, compared with 6 of 25 talking to a passenger. The confidence interval is (0.0581, 0.5019).
The confidence interval is $\hat{p}_1$ and $\hat{p}2$ are the sample proportions, $n_1$ and $n_2$ are the sample sizes, and $z{\alpha/2}$ is the critical value from the standard normal distribution for the desired confidence level.
Here, $\hat{p}1 = \frac{13}{25} = 0.52$, $n_1 = 25$, $\hat{p}2 = \frac{6}{25} = 0.24$, and $n_2 = 25$. The desired confidence level is 98%, so $\alpha = 0.02$ and $z{\alpha/2} = z{0.01} \approx 2.33$.
(0.52−0.24)±2.33
Substituting the values, we get:
Simplifying, we get:
(0.28)±2.33×0.1579
Therefore, the 98% confidence interval is:
(0.0581,0.5019)
Rounding to 4 decimal places, the confidence interval is (0.0581, 0.5019).
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