The distance between the origin and the final point of the ant is 15 units
What is the distance between two points?
Let the two points be A ( x₁ , y₁ ) and B ( x₂ , y₂ )
The distance from A to B is the same as the distance from B to A
Distance between two points is the length of the line segment that connects the two points in a plane.
The formula to find the distance between the two points is usually given by D = √( ( x₂ – x₁ )² + ( y₂ – y₁ )²)
This formula is used to find the distance between any two points on a coordinate plane or x-y plane
Given data ,
Let the initial point of the any be A ( x₁ , y₁ ) = A ( 0 , 0 )
Now , the ant crawls 1 unit to the right and 2 units up
So , the coordinates of ant at second point is = B ( x₂ , y₂ )
B ( x₂ , y₂ ) = B ( 0 + 1 , 0 + 2 )
B ( x₂ , y₂ ) = B ( 1 , 2 )
Now , the ant crawls 3 unit to the right and 4 units up
So , the coordinates of ant at second point is = C ( x₃ , y₃ )
C ( x₃ , y₃ ) = C ( 1 + 3 , 2 + 4 )
C ( x₃ , y₃ ) = C ( 4 , 6 )
Now , the ant crawls 5 unit to the right and 6 units up
So , the coordinates of ant at second point is = D ( x₄ , y₄ )
D ( x₄ , y₄ ) = D ( 4 + 5 , 5 + 6 )
D ( x₄ , y₄ ) = D ( 9 , 12 )
Now , the distance from the origin and the final point D of the ant is given by the distance formula ,
D = √( ( x₂ – x₁ )² + ( y₂ – y₁ )²)
where the initial and final points are A and D respectively
Initial point = A ( 0 , 0 )
Final point = D ( 9 , 12 )
Substituting the values in the equation , we get
Distance D = √ ( ( 9 - 0 )² + ( 12 - 0 )² )
Distance D = √ ( 81 ) + ( 144 )
Distance D = √225
Distance D = 15 units
Therefore , the value of Distance D is 15 units
Hence ,
The distance between the origin and the final point of the ant is 15 units
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suppose the probability of someone being female and voting for candidate a is 30%. what is the notation for this probability?
In probability notation this can be represented as follows P(Female and Voting for A) = 0.30.
Given that the probability of someone being female and voting for candidate A is 30%. It means the probability that someone is being and also voting for candidate A is 0.30. In probability notation this can be represented as follows : P(Female and Voting for A) = 0.30
Probability refers to possibility. A random event's occurrence is the subject of this area of mathematics. The range of the value is 0 to 1. Mathematics has incorporated probability to forecast the likelihood of various events. The degree to which something is likely to happen is basically what probability means. You will understand the potential outcomes for a random experiment using this fundamental theory of probability, which is also applied to the probability distribution. Knowing the total number of outcomes is necessary before we can calculate the likelihood that a specific event will occur.
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I need help and I will give five stars and a big thank you comrades
Answer:
A.
Step-by-step explanation:
A way to find the equation of the graph is to find the solutions.
On the graph, the solutions are where the function intersects the x-axis. That would be where x = -2, x = 1, and x = 3.
In the equations, you will need to find factors when the x is inputted, the factor equals 0. For example, one of the factors is (x + 2). This is because x + 2 = 0, so x = 0 - 2, so x = -2. So, the three factors are (x + 2), (x - 1), and (x - 3).
The correct equation is A.
Hope this helps!
What is the slope of a line perpendicular to the line whose equation is 4x + 10y = -140
Answer:
mperpendicular = 5/2
Step-by-step explanation:
Please help me solve my problem!!!
Answer:
The answer to this problem is True.
In AVWX, mZV =
Find mZW.
(6x – 4),
m_W = (x + 12)°, and mZX = (3x + 2)°
Answer:
cant see the question pls help me
Step-by-step explanation:
31
HELP PLEASE!! you only have to do B
The values of a and b in the equations are 100 each
What is an equation?In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =
The given equations are
a. 5x²/2 when x = 10
By substitution, a= 5(10)²/2
This implies that a=( 5 * 100)/2
a= 200/2 = 100
b = [2x²(x-5)]/10x
Substituting x=10 in the equation we have
b = 2*10²(10-5)]/[10(10)]
200(5)/100
b= 10000/100
Therefore b = 100
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a sports analyst claims that the mean batting average for teams in the american league is not equal to the mean batting average for teams in the national league because a pitcher does not bat in the american league. what hypothesis test would be used to test that batting average for teams in the american league is not equal to the batting average in the national league?
Hypothesis test used to test the batting average of the two given team national league and American league is given z-test.
As given in the question,
Given : Mean batting for American league is not equal to Mean batting for National league.
Here two teams are given representing sample size of the population.Hypothesis tests help us to make decisions or conclusion about the value of the given parameters, such as the population mean. Based on it two approaches are used for conducting a hypothesis test one is the critical value and the P-value test.If in the given data population standard deviation (σ) can be calculated, a hypothesis test used for one population mean is z-test. A z-test represents the hypothesis test which is used to test a population mean, μ, against a considered population mean, μ₀.Therefore, hypothesis test used to test the batting average of the national league and American league is given z-test.
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Please help me with this one I beg you!! And don’t send those file links I know that their scams. Please help I will mark brainliest!!
Step-by-step explanation:
2;6 -> 6; -2
4;4 -> 4 ; -4
6;8 -> 8; -6
sorry English isn't my first language so I can't explain it :((
A basketball team raised $200 to purchase new jerseys. there are 8 people on the team and jerseys cost $22 each. with the extra money, the team would like to purchase socks at $5 per pair.
write an inequality that describes the situation and solve it. what is the greatest number of pairs of socks the team can purchase? explain your answer.
The inequality that describe the situation is (22 x 8) + (5 x S) = 200 and with the money left over, the team will be able to buy 4 pairs of socks, and there will be $4 left over.
Inequality:
Inequality means relation which makes a non-equal comparison between two numbers or other mathematical expressions.
Given,
A basketball team raised $200 to purchase new jerseys.
There are 8 people on the team and jerseys cost $22 each.
With the extra money, the team would like to purchase socks at $5 per pair.
Here we need to find the inequality that describes the situation and solve it. And also we need to find the greatest number of pairs of socks the team can purchase.
Let S be the number of Socks they brought.
Based on the given details,
The following inequality must be raised:
=> (22 x 8) + (5 x S) = 200
When we solve it,
=> 176 + 5S = 200
=> 5S = 200 - 176
=> 5S = 24
=> S = 24 / 5
Here the S has the value of 4 and the remaining is 4.
Therefore,
with the money left over, the team will be able to buy 4 pairs of socks, and there will be $ 4 left over.
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a varies inversely as the square of b. If a is 1 when b is 4, find a when b is 4.
with solution
Answer:
4
a=k/b squared when a=1,b=4 k=16
When b=4 a=1
jason colors a rectangle that is 9 inches long and 6 inches wide how many sqaure inches does jason color
Answer:
54
Step-by-step explanation:
9x6= 54 inches²
Given \( x(t)=4 \sin (40 \pi t)+2 \sin (100 \pi t)+\sin (200 \pi t), X(\omega) \) is the Fourier transform of \( x(t) \). Plot \( x(t) \) and the magnitude spectrum of \( X(\omega) \) Question 2 Given
For the given signal \(x(t) = 4\sin(40\pi t) + 2\sin(100\pi t) + \sin(200\pi t)\), we are asked to plot the time-domain signal \(x(t)\) and the magnitude spectrum of its Fourier transform \(X(\omega)\).
To plot the time-domain signal \(x(t)\), we can calculate the values of the signal for different time instances and plot them on a graph. Since the signal is a sum of sinusoidal components with different frequencies, the plot will show the variations of the signal over time. The amplitude of each sinusoidal component determines the height of the corresponding waveform in the plot.
To plot the magnitude spectrum of the Fourier transform \(X(\omega)\), we need to calculate the Fourier transform of \(x(t)\). The Fourier transform will provide us with the frequency content of the signal. The magnitude spectrum plot will show the amplitude of each frequency component present in the signal. The height of each peak in the plot corresponds to the magnitude of the corresponding frequency component.
By plotting both \(x(t)\) and the magnitude spectrum of \(X(\omega)\), we can visually analyze the signal in both the time domain and the frequency domain. The time-domain plot represents the signal's behavior over time, while the magnitude spectrum plot reveals the frequency components and their amplitudes. This allows us to understand the signal's characteristics and frequency content.
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After walking 8 km at a speed of 4 km/h, Ann starts to run at a speed of 8 km/h. For how many minutes will she have to run in order to have an average speed of 5 km/h over her complete journey?
To complete her journey Ann needs to run for (120/3) = 40 minutes in order to travel at an average speed of 5 km/h.
We can start by using the formula:
average speed = total distance ÷ total time
Let's first calculate the total distance Ann covers:
distance walked = speed x time = 4 km/h x (8 km / 4 km/h) = 8 km
distance run = speed x time
Let's call the time Ann runs for "t". Then:
distance run = 8 km/h x (t/60) h = (8t/60) km
Total distance = distance walked + distance run = 8 km + (8t/60) km = (480 + 8t) / 60 km
Now, let's find the total time:
total time = time walked + time run
time walked = distance ÷ speed = 8 km ÷ 4 km/h = 2 h
time run = t/60 h
total time = 2 h + t/60 h = (120 + t)/60 h
Now we can substitute the values we have found into the formula for average speed:
5 km/h = [(480 + 8t)/60 km] ÷ [(120 + t)/60 h]
Simplifying the right-hand side, we get:
5 km/h = (480 + 8t) / (120 + t)
Multiplying both sides by (120 + t), we get:
600 + 5t = 480 + 8t
Subtracting 480 and 5t from both sides, we get:
120 = 3t
Therefore, Ann has to run for (120/3) = 40 minutes to have an average speed of 5 km/h over her complete journey.
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1. Consider a population that grows according to the recursive rule P. = P,-1+ 125, with initial population P. = 80. (2 each) Then: Pa = P2 = Find an explicit formula for the population. Pr= Use your explicit formula to find P100- P100= 2. A population of bacteria grows according to an exponential growth model. The initial population is P. = 25, and the growth rate is r 0.35. Then: (2 each) P1 = Py = Find an explicit formula for the population. P= Use your explicit formula to approximate Pso (to the nearest one) Pso = 3. Wendy deposits $7,000 into an account that earns 2.4% simple interest per year. A. How much interest did Wendy earn after 16 years? B. How much money is in her account after 16 years? 4. A. Suppose an investor deposits $25,000 into an account for which interest is mpounded weekly. Find the amount of money in the account after 6 years with a 3.5% interest rate. (5) B. Find the interest gained. 5. How much would you need to deposit in an account now in order to have $4000 in the account in 10 years? Assume the account earns 6% interest compounded monthly 6. The population of Koopa Troopas on Chocolate Island is 320,000 in the year 180. If the population is expected to grow exponentially at a rate of 2.8%, what will the population be in the year 2117 Round to the nearest whole number. (10) do bas vertido de nombre 7. The U.S. Census Bureau has estimated New York City's population at 8.63 million as of July 1, 2017. On April 1, 2010 decennial census count of 8.17 million. Find the percent increase/decrease.
Answer:
1.) P1 = 105
2.) P1 = 33.75
3.) A. $2,048
4.) A. $34,986.73
B. $9,986.73
5.) $3,157.89
6.) 1,237,484
7.) 5.94% increase
Step-by-step explanation:
1.) P1 = 105
P2 = 230
Pn = 125 * (n - 1) + 80
P100 = 125 * 99 + 80 = 12,475
2.) P1 = 33.75
P2 = 45.31
Pn = 25 * (1 + 0.35)^n
P100 = 25 * (1 + 0.35)^100 ≈ 26,439
3.) A. $2,048
B. $9,048
Interest = (7,000 * 2.4 * 16)/100 = $2,048
Total amount = 7,000 + 2,048 = $9,048
4.) A. $34,986.73
B. $9,986.73
Amount = 25,000 * (1 + 0.035/52)^312 = $34,986.73
Interest = 34,986.73 - 25,000 = $9,986.73
5.) $3,157.89
Amount = 4000 * (1 + 0.06/12)^120 = $3,157.89
6.) 1,237,484
Pn = 320,000 * (1 + 0.028)^237 ≈ 1,237,484
7.) 5.94% increase
(8.63 - 8.17) / 8.17 * 100 = 5.94%
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an insurance company offers a discount to homeowners who install smoke detectors in their homes. a company representative claims that 70% or more of policyholders have smoke detectors. you draw a random sample of eight policyholders. let x be the number of policyholders in the sample who have smoke detectors. if exactly 70% of the policyholders have smoke detectors (so the representative’s claim is true, but just barely), what is p(x ≥ 4)?
the probability p(x ≥ 4) is approximately 0.8969, or 89.69%
To find the probability, p(x ≥ 4), we need to calculate the probability of getting 4, 5, 6, 7, or 8 policyholders in the sample who have smoke detectors.
Since the representative claims that exactly 70% of policyholders have smoke detectors, we can assume a binomial distribution with parameters n = 8 (sample size) and p = 0.70 (probability of success).
Using the binomial probability formula, the probability of getting exactly k successes in a sample of size n is given by:
P(X = k) = C(n, k) * \(p^k * (1 - p)^{(n - k)\),
where C(n, k) represents the number of combinations of n items taken k at a time.
So, to find p(x ≥ 4), we need to calculate the probabilities for x = 4, 5, 6, 7, and 8 and sum them up.
p(x = 4) = C(8, 4) * (0.70)⁴ * (1 - 0.70)⁽⁸⁻⁴⁾
p(x = 5) = C(8, 5) * (0.70)⁵ * (1 - 0.70)⁽⁸⁻⁵⁾
p(x = 6) = C(8, 6) * (0.70)⁶ * (1 - 0.70)⁽⁸⁻⁶⁾
p(x = 7) = C(8, 7) * (0.70)⁷ * (1 - 0.70)⁽⁸⁻⁷⁾
p(x = 8) = C(8, 8) * (0.70)⁸ * (1 - 0.70)⁽⁸⁻⁸⁾
Then, we can sum up these probabilities:
p(x ≥ 4) = p(x = 4) + p(x = 5) + p(x = 6) + p(x = 7) + p(x = 8)
Calculating the values:
p(x = 4) = C(8, 4) * (0.70)⁴* (0.30)⁴ = 0.3189
p(x = 5) = C(8, 5) * (0.70)⁵ * (0.30)³ = 0.2907
p(x = 6) = C(8, 6) * (0.70)⁶ * (0.30)² = 0.1852
p(x = 7) = C(8, 7) * (0.70)⁷ * (0.30)¹ = 0.0740
p(x = 8) = C(8, 8) * (0.70)⁸ * (0.30)⁰ = 0.0282
p(x ≥ 4) = 0.3189 + 0.2907 + 0.1852 + 0.0740 + 0.0282 = 0.8969
Therefore, the probability p(x ≥ 4) is approximately 0.8969, or 89.69%
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Please help meee :( Just an answer
Answer:
p plus 6
Step-by-step explanation:
Divide B by 3 then triple the results
Answer:
It is B
Step-by-step explanation:
B:3=b
bx3=B
can someone please help with This !
Answer:
A. E
B. D
C. A
Trust me on this one! I used a calculator.
How much work is done on a car if you push with 100 Newtons of force but it does not move?
Answer:
0 Joules (No work)
Step-by-step explanation:
The amount of work done on an object is equal to the force applied to the object times the distance over which the force is applied. In this case, the force applied to the car is 100 newtons, but the car does not move, so the distance over which the force is applied is 0 meters.
Therefore, the amount of work done on the car is 100 newtons * 0 meters = 0 joules. This means that no energy has been transferred to or from the car as a result of the force applied to it.
Mrs. Lindy is purchasing notebooks for her students. She spends $52 dollar sign, 52 on notebooks. Each notebook costs $3.25 dollar sign, 3, point, 25.
Answer:
16 notebooks
Step-by-step explanation:
I think you are asking how many notebooks she bought? just do 52/3.25=16
Answer:
The answer is 16 notebooks or in this case C
Step-by-step explanation:
There is a bag filled with 6 blue and 5 red marbles.
A marble is taken at random from the bag, the colour is noted and then it is replaced.
Another marble is taken at random.
What is the probability of getting at least 1 blue?
Answer:
1/11
Step-by-step explanation:
probability =total number of items ÷ 1
=11÷1
=1/11
It costs 24 bollars for 16 tickets.
What is the price of one ticket?
Answer:
1.5 dollars
Step-by-step explanation:
24/16=1.5
Answer:
if 16 tickets cost 24 dollars how about one
if 16tkts = 24 dollars
how about 1 tkt = ?
1×24=24
24÷16 = 1.5 dollars or you round off to the nearest 5 cents Making the answer to be 2 Dollars per ticket
. Brandon earned $240 from a summer job to buy clothes for school. He found two pairs of shorts for $35 each and four shirts with an average price of $22 per shirt. He will have to pay 6.5% sales tax. Part A: If he buys all of the items how much sales tax will he have to pay? Part B: What is the total cost of his purchase including sales tax?
Answer: a. $10.27
b. $168.27
Step-by-step explanation:
From the question, we are informed that Brandan found two pairs of shorts for $35 each and four shirts with an average price of $22 per shirt. The cost of the shirts and shorts will be:
= (2 × $35) + (4 × $22)
= $70 + $88
= $158
A. If he buys all of the items how much sales tax will he have to pay?
Sales tax = 6.5% × $158
Sales tax = 0.065 × $158
Sales tax = $10.27
B. What is the total cost of his purchase including sales tax?
This will be:
= $158 + $10.27
= $168.27
Graph the system below and write its solution.
y= -1/2x - 3
x+2y=-6
Note that you can also answer "No solution" or "Infinitely many" solutions.
Therefore , the solution of the given problem of linear equation comes out to be it has infinitely many solutions.
What is a linear equation, exactly?The foundation for a linear regression curve is the equation y=mx+b. B is the slope, and m is the y-intercept. The previous sentence is sometimes referred as a "mathematical equation involving two variables," even though that y or y are separate components. Two variables make up bivariate linear equations. There are no known solutions to application issues involving linear equations. Y=mx+b is the equation for a single set of equations.
Here,
Given :
=> y = -1/2x - 3
=> x + 2y = -6
So,
=> x = -6 -2y
=> y = -1/2(-6-2y) -3
=> y = 3 + y -3
=> y=y= 0
Thus , infinitely many solutions
Therefore , the solution of the given problem of linear equation comes out to be it has infinitely many solutions .
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Prove this identify :
2 cos^2 (45°-A ) = 1 +sin 2 A
I am guessing that you mean 2cos2(45° - A) = 1 + sin2A
According to a double angle identity, 2cos2θ - 1 = cos(2θ)
So, 2cos2(45° - A) - 1
= cos (90° - 2A) =cos90°cos2A + sin90°sin2A = (0)cos2A + (1)sin2A = sin2
Thus, 2cos2(45° -A ) = 1 + sin2A
By convention, we use a bar graph when the groups on the x-axis (horizontal axis) are represented on a ________ scale; we use a line graph when the groups on the x-axis are represented on an ________ scale.
By convention, we use a bar graph when the groups on the x-axis (horizontal axis) are represented on a categorical or discrete scale; we use a line graph when the groups on the x-axis are represented on a continuous or numerical scale.
A bar graph is commonly used to display categorical or discrete data, where the groups or categories on the x-axis are distinct and separate from each other.
For example, the x-axis could represent different types of fruits or months of the year. Each category is represented by a separate bar, and the height of each bar corresponds to the frequency, count, or value associated with that category.
On the other hand, a line graph is typically used to represent data on a continuous or numerical scale. The x-axis represents a continuous range of values, such as time, temperature, or distance.
Each data point is plotted as a dot or marker on the graph, and the points are connected by lines. This type of graph is useful for showing trends, patterns, or changes over time or across a continuous range.
The choice of using a bar graph or a line graph depends on the nature of the data and the purpose of the visualization. Categorical data is best represented using a bar graph to emphasize the distinct categories, while numerical or continuous data is better suited for a line graph to visualize trends and relationships.
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What is 0.36... (36 is repeating) expressed as a fraction in simplest form? I got 36/90 and got in simplest form: 2/5. However when I look at other answers they say its 9/25 and 4/11. So how do I calculate this correctly?
A triangular prism is 12 meters long and has a triangular face with a base of 8 meters and a height of 9 meters. What is the volume of the triangular prism?
The volume of the triangular prism is 216 cubic meters.
To find the volume of a triangular prism, we need to multiply the area of the triangular base by the length of the prism.
Calculate the area of the triangular base.
The base of the triangular face is given as 8 meters, and the height is 9 meters. We can use the formula for the area of a triangle: area = (1/2) * base * height.
Plugging in the values, we get:
Area = (1/2) * 8 meters * 9 meters = 36 square meters.
Multiply the area of the base by the length of the prism.
The length of the prism is given as 12 meters.
Volume = area of base * length of prism = 36 square meters * 12 meters = 432 cubic meters.
Adjust for the shape of the prism.
Since the prism is a triangular prism, we need to divide the volume by 2.
Adjusted Volume = (1/2) * 432 cubic meters = 216 cubic meters.
Therefore, the volume of the triangular prism is 216 cubic meters.
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Please asap find the area of this figure... picture attached
Answer:
1 911.484916 square units
Step-by-step explanation:
Area of the rectangle = 50 * 14 = 700 square units
thanks to the given informations we can find the height of the triangle by using sine.
sin = opposite/hypotenuse
opposite = hypotenuse * sin = 50 * 0,969188 = 48,459397
Area of the triangle = (50 * 48,459397)/2 = 1.211,484916 square units
Total area = 1.211,484916 + 700 = 1.911,484916 square units
Waht do you call a subcollection of a population?
A sub collection of a population is sample.
To overcome this challenge, you can select a smaller group of students to represent the population. This smaller group is known as a sample. A sample is a sub collection or subset of the population that is chosen to represent the characteristics of the entire population.
Sampling is the process of selecting a sample from the population, and it plays a crucial role in statistics. By carefully selecting a sample, we can gather information and draw conclusions about the population as a whole, without having to study every individual in the population.
Mathematically, if we represent the population as a set, we can denote it as P. A sample, on the other hand, can be represented as S. The sample S is a subcollection of the population P. In other words, every element in the sample S is also an element of the population P.
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