The magnitude of the gravitational force exerted on the 5.9-kg rock and the 5.8 x 10^-4-kg pebble near the surface of the Earth is 57.9 N and 0.0579 N, respectively.
To calculate the gravitational force exerted on an object near the Earth's surface, we can use the formula: F = mg, where F is the gravitational force, m is the mass of the object, and g is the acceleration due to gravity. Near the surface of the Earth, the standard value for g is approximately 9.8 m/s^2.
For the rock with a mass of 5.9 kg, the gravitational force can be calculated as follows:
F_rock = (5.9 kg) * (9.8 m/s^2) = 57.9 N.
For the pebble with a mass of 5.8 x 10^-4 kg, the gravitational force can be calculated as follows:
F_pebble = (5.8 x 10^-4 kg) * (9.8 m/s^2) = 0.0579 N.
Therefore, the rock experiences a gravitational force of 57.9 N, while the pebble experiences a gravitational force of 0.0579 N.
To know more about the gravitational force, refer here:
https://brainly.com/question/32609171#
#SPJ11
The regression equation you found for the water lilies is y = 3. 915(1. 106)x. In terms of the water lily population change, the value 3. 915 represents: The value 1. 106 represents:.
The value 3.915 represents the constant or y-intercept of the line while the value 1.106 represents the slope of the line.
The regression equation for water lilies is given as y = 3.915 (1.106)x where x represents the change in water lily population. Let's see what the values 3.915 and 1.106 represent.Value 3.915: The regression equation you found for the water lilies is y = 3.915 (1.106)x. Here, the value 3.915 represents the y-intercept of the line. It's also known as the constant. This value indicates the expected value of the dependent variable when x = 0.
This means when there is no change in water lily population, the value of y is expected to be 3.915. In simple terms, it's the value of y when the x-value is 0.Value 1.106: The value 1.106 represents the slope of the line. This value shows how much the value of y changes when x increases by one unit. In other words, it shows the rate of change of the dependent variable (y) with respect to the independent variable (x). In this case, it indicates that for every unit increase in water lily population (x), the value of y is expected to increase by 1.106 units.
Therefore, the value 3.915 represents the constant or y-intercept of the line while the value 1.106 represents the slope of the line.
Learn more about Slope here,
https://brainly.com/question/16949303
#SPJ11
How do you tell if a table represents a linear function?
If the rate of the change in the input to the change in the output is the same for every point in the table, then the table represents a linear function.
If a table of values shows a constant rate of change, it is linear.
A non-vertical graph that is a straight line is linear. An equation that can be written in the form y=mx+b is linear. If a table of values shows a constant rate of change, it is linear.
Linear relationships can be modeled using the slope-intercept form y=mx+b, As x increases, y increases by a proportional amount.
A linear function is a linear relationship that obeys the rules of a function and has a graph that forms a straight line. Function notation is used to express a linear relationship when there are clearly defined inputs and outputs.
To know more about linear functions:
https://brainly.com/question/2248255
#SPJ4
what is the maximum of the sinusoidal function? enter your answer in the box.
Answer:
Step-by-step explanation:
B
Chelsea and Aubree are selling cheesecakes for a school fundraiser. Customers can buy pecan cheesecakes and chocolate marble cheesecakes. Chelsea sold 5 pecan cheesecakes, , and 3 chocolate marble cheesecakes, , for a total of $160. Aubree sold 5 pecan cheesecakes and 10 chocolate marble cheesecakes for a total of $300. Write equations to represent the scenario. Then, find the cost each of one pecan cheesecake and one chocolate marble cheesecake.
Chelsea sold:
\(5p+3c=160\)Aubree sold:
\(5p+10c=300\)Subtracting the first equation from the second equation, it follows that:
\(\begin{gathered} 7c=140 \\ c=20 \end{gathered}\)Substitute x=20 into the first equation:
\(\begin{gathered} 5p+3(20)=160 \\ 5p=100 \\ p=20^{\circ} \end{gathered}\)Cheese: 5p + 3c = 160
Aubree: 5p + 10c = 300
Pecan Cheesecake: $ 20
Chocolate Marble Cheesecake: $ 20
The distance around the edge of a circular pond is 88 m. The radius, in
metres. 19
Answer:
14
Step-by-step explanation:
look at the other answer as the person is taking a very long time to write it
Answer: radius = 14.01 m
Step-by-step explanation:
Circumference = 2πr
88 = 2πr
r = 88/2π = 14.01m
Which of the follwing are true statements about a 30-60-90 triangle?
Answer:
A and E
Step-by-step explanation:
The ratio of the hypotenuse to the shorter leg to the longer leg is 2:1: root 3
Answer:
A. and E.
Step-by-step explanation:
The length of the hypotenuse is always double the length of the shortest leg and you can find the long leg by multiplying the short by the square of 3.
What is the slope of the line that passes through the points (26, 7) and (-39, 12)?
Answer:
m=-1/13 is the slope of the line
The net of a rectangular prism is shown below. What is the total surface area of this prism
Answer:
142 cm^2
Step-by-step explanation:
Okay, we can first break this down into 3 different rectangles.
3 x 5 rectangle
16 x 7 rectangle
3 x 5 rectangle.
From here, we just multiply these out and add them. 15 + 15 + 112 = 142. So our answer is 142 cm^2
Answer:
142 cm²
Explanation:
to find the surface area, you need to find the area of all of the boxes within the image above add them all together.
Starting in the middle row and working from left to right it is,
7×3+7×5+7×3+7×5
21+35+21+35=112
Than the bottom and top box is
3×5+5×3
15+15=30
Than you add both of them together,
112+30=142
A coordinate plane. Quadrant 1 is the top right quadrant, quadrant 2 is the top left, quadrant 3 is the bottom left, and quadrant 4 is the bottom right.
A point with a positive x-coordinate and a negative y-coordinate will lie in which quadrant?
Quadrant I
Quadrant II
Quadrant III
Quadrant IV
Answer:
D. im answering for the purpose of the first person getting brainliest
Step-by-step explanation:
dilate Triangle A(-3,3), B(-2,1),C (0,2)with a scale factor of 3 with center of dilation (-4,4)
Answer:
the awnser is B-3,3 i took the test and got it right
An artist is going to cut four similar right triangles from a rectangular piece of paper like the one shown to the right. What is BE to the nearest tenth when AC=13
The measurement of altitude BE is 4 unit.
What is an altitude?As the average level of the sea's surface, sea level is used to measure altitude. A high altitude is defined as being significantly higher than sea level, such as Mount Everest. It is referred to as having a low altitude when something is closer to the ground, like a plane coming in to land.
As ABCD is rectangle
AD = BC = 12
ΔABC = ΔBCD
BE = FD
5² = 3²+BE²
AE = 3
BE = √(5²-3²)
BE = 4
Thus, The measurement of altitude BE is 4 unit.
To learn mote about altitude refer to :
https://brainly.com/question/18530806
#SPJ1
two cyclists leave towns 74 miles apart at the same time and travel towards each other. one cyclist travels 3 mi/h faster than the other. If they meet in 2 hours, what is the rate of each cyclist?
The rates of each cyclist are 17mi/h and 20mi/h
What is rate?
Rate is a ratio that compares two different quantities which have different units.
In this comparison, one unit is taken to be a standard unit in which the other is compared with.
Analysis:
Let the speeds of both cyclists be x, x+3
distance travelled by x cyclist = 2x
distance travelled by (x+3) cyclist = 2(x+3)
Total distance = 2x + 2(x+3) = 74 miles
2x +2x +6 = 74
4x + 6 = 74
4x = 74 - 6
4x = 68
x = 68/4 = 17mi/h
The other cyclist speed is x +3 = 17 +3 = 20mi/h
Learn more about rate: brainly.com/question/119866
#SPJ1
Assume that hybridization experiments are conducted with peas having the property that for offspring, there is a 0.75 probability that a pea has green pods. Assume that the offspring peas are randomly selected in groups of 24 Complete parts (a) through (c) below.
A. Find the mean AND the standard deviation for the numbers of peas with green pods in the groups of 24.
B. Use the range rule of thumb to find the values separating results that are significantly low AND significantly high
C. Is a result of 3 peas with green pods a result that is significantly low? Why or why not?
A. The mean and the standard deviation for the numbers of peas with green pods in the groups of 24 is 18 and 2.1213.
B. The values separating results that are significantly low and significantly high is 13.76 and 22.24.
C. The result of 3 peas with green pods a result is significantly low.
What is the probability?
The probability of an occurrence is a number used in science to describe how likely it is that the event will take place. In terms of percentage notation, it is expressed as a number between 0 and 1, or between 0% and 100%. The higher the likelihood, the more likely it is that the event will take place.
Here, we have
Given: Assume that hybridization experiments are conducted with peas having the property that for offspring, there is a 0.75 probability that a pea has green pods.
This is a binomial probability distribution problem.
Where n = 24 [groups of 24, total trials]
p = 0.75 [probability of success]
a) Mean = np =24×0.75 = 18
and std deviation =(np(1-p))1/2 = 2.1213
b) from a range rule of thumb; 2 std deviation values above and below the mean are significantly low AND significantly high
Hence significantly low value = mean -2×std deviation = 13.76 or lower values
Significantly high value =mean +2*std deviation = 22.24 or higher values
c) As 3 falls in significantly low values cause it is below 2 std deviations from the mean hence it is significantly low.
To learn more about the probability from the given link
https://brainly.com/question/24756209
#SPJ4
You took out a $180,000 mortgage, at an APR of 7.5%. The monthly payments are 1021.69. What is the total costs of the mortgage for the 30 years
Answer:
$453,086.82
The interest payments are:
$273,086.82
Here's how I found this in the easiest way possible.
The picture is your explanation. I used a calculator.
Answer:
$204338.00Step-by-step explanation:
The monthly payments amount:
$1021.69Number of payments:
30*12 = 360Total payment amount:
360*1021.69 = 367808.40The amount of mortgage x, considering the APR:
367808.40 = x*30*7.5/100367808.40 = 2.25xx = 367808.40 / 2.25x = 163470.40Amount of down payment:
180000 - 163470.40 = 16529.60The cost of the mortgage:
367808.40 - 163470.40 = 204338.00On a lake there are 27 swans, 84 ducks and 38 geese. Write the ratio of swans to ducks to geese in the form 1 m n. Give any decimals in your answer to 2 significant figures.
Step-by-step explanation:
27:84:38 divide all of the terms by 27 ( to get '1' as the first number)
1 : 3.1 : 1.4
Which of the following correlation coefficients represents the strongest relationship between two variables? -.75 +.60 .00 +.30
The correlation coefficient that represents the strongest relationship between two variables is -0.75.
In correlation coefficients, the absolute value indicates the strength of the relationship between variables. The strength of the association increases with the absolute value's proximity to 1.
The maximum absolute value in this instance is -0.75, which denotes a significant negative correlation. The relevance of the reverse correlation value of -0.75 is demonstrated by the noteworthy unfavorable correlation between the two variables.
To know more about correlation coefficients, visit,
https://brainly.com/question/4219149
#SPJ4
Determine the domain of the graph shown.
A) [0, 8]
B) [0, 24]
C) [0, 20]
D) [0, 10]
Step 1 of 2 : Suppose a sample of 879 new car buyers is drawn. Of those sampled, 210 preferred foreign over domestic cars. Using the data, estimate the proportion of new car buyers who prefer foreign cars. Enter your answer as a fraction or a decimal number rounded to three decimal places.
Answer:
Step-by-step explanation:
Suppose a sample of 879 new car buyers is drawn. Of those sampled, 210 preferred foreign over domestic cars. Using the data, estimate the proportion of new car buyers who prefer foreign cars. Enter your answer as a fraction or a decimal number rounded to three decimal places.
gpas at ccsu are normally distributed with a mean of 2.47 and a standard deviation of 0.58. find the z -score for a gpa of 3.29
The z-score for a GPA of 3.29 that are normally distributed with a mean of 2.47 is 1.41.
What is a z-score?A z-score can be defined as a measure of the distance between a raw score and the mean, when standard deviation units are used.
In a normal distribution, the z-score of a given sample score can be calculated by using this formula:
Z = (x - μ)/σ
Where:
σ represents the standard deviation.x represents the sample score.μ represents the mean score.Substituting the given parameters into the formula, we have;
Z-score, z = (3.29 - 2.47)/(0.58)
Z-score, z = 0.82/0.58
Z-score, z = 1.41
Read more on z-scores here: brainly.com/question/26714379
#SPJ1
How instructional context can impact learning with educational technology: Lessons from a study with a digital learning game.
The instructional context can greatly impact learning with educational technology. In a study with a digital learning game, it was found that the instructional context influences student engagement and motivation. This, in turn, affects their learning outcomes.
The study examined the design of the game, the teacher's role, and the classroom environment. By optimizing these factors, the researchers found that students were more likely to be actively engaged and achieved better learning outcomes.
Therefore, the instructional context plays a crucial role in leveraging the potential of educational technology for effective learning.
To know more about educational technology visit:
https://brainly.com/question/33043620
#SPJ11
Which of the following will give the same answer as 2456 x 992?
a. 2456 x ( 900 - 8 )
b. 2456 x ( 900 + 90 + 2 )
c. 2456 x ( 99 + 2 )
d. 2456 x ( 900 + 8 )
pls answer asap
Answer:
b. 2456 * ( 900 + 90 + 2) will give the same answer as 2456 * 992
Hope it will help :)
On this simple system of roads how many ways are there to get from a to b without visiting any of the 9 intersections more than once
To find the number of ways to get from point A to point B on a system of roads without visiting any of the 9 intersections more than once, we can use the concept of permutations.
Let's assume that there are n intersections between points A and B. In this case, there are (n+1) possible locations where you can start, including A and the n intersections. To calculate the number of ways, we can start at any of these (n+1) locations and then choose a different intersection at each step until we reach point B. At the first intersection, we have n options to choose from. At the second intersection, we have (n-1) options, and so on, until we reach the last intersection before point B, where we have 1 option remaining.
To find the total number of ways, we can multiply the number of options at each step Total number of ways = n * (n-1) * (n-2) * ... * 1 = n! For example, if there are 9 intersections between A and B, there are 10 possible locations to start. The total number of ways would be 9 * 8 * 7 * 6 * 5 * 4 * 3 * 2 * 1 = 362,880 ways to get from A to B without visiting any of the intersections more than once. In summary, the number of ways to get from A to B without visiting any of the 9 intersections more than once is 362,880.
To know more about number visit :
https://brainly.com/question/3589540
#SPJ11
The question relates to Eulerian Path in graph theory that visits every edge (or intersection) exactly once in a network (or road system). A definitive answer depends on the layout and connections between intersections.
Explanation:The number of ways to get from point A to point B without visiting any of the 9 intersections more than once is a problem related to graph theory in Mathematics. Graph theory studies paths, routes, and networks, and has a broad range of applications from road design to computer network architecture.
The problem you're asking about is often referred to as the Eulerian Path problem, named after the mathematician Leonhard Euler. An Eulerian Path is a path in a graph (or city road network) that visits every edge (or intersection) exactly once.
However, to give a definite answer, one would need a clearer picture of the situation, that is, how the intersections are laid out and connected. If all intersections are connected in such a way that you can form a continuous path without any isolation, then multiple solutions may exist.
Learn more about Eulerian Path here:https://brainly.com/question/34599023
#SPJ11
write the function below in slope and show ALL the steps to getting the answers
we have the equation
\(x-\frac{1}{3}y=4\)the equation in slope-intercept form is
y=mx+b
so
Isolate the variable y in the given equation
step 1
subtract x both sides
\(\begin{gathered} x-\frac{1}{3}y-x=4-x \\ \\ -\frac{1}{3}y=4-x \end{gathered}\)step 2
Multiply by -3 both sides
\(\begin{gathered} (-3)\cdot(-\frac{1}{3}y)=-3(4-x) \\ y=-12+3x \\ y=3x-12 \end{gathered}\)Plugging Into Exponential Formulas
A person places $8290 in an investment account earning an annual rate of 6%, compounded continuously. Using the formula V=Pe rt , where V is the value of the account in t years, P is the principal initially invested, e is the base of a natural logarithm, and r is the rate of interest, determine the amount of money, to the nearest cent, in the account after 12 years.
We have the following response after answering the given question: To interest the nearest penny, the balance in the account after 12 years is thus $17,821.76.
what is interest ?To calculate simple interest, divide the principal by the interest rate, the duration, and other variables. The marketing formula is simple return = capital + interest + hours. The easiest way to calculate interest is with this approach. The most popular method for calculating interest is as a percentage of the principal amount. For instance, if he borrows $100 from a friend and agrees to pay it back at 5% interest, he will only pay his portion of the 100% interest. $100 (0.05) = $5. Interest must be paid when you borrow money and must be added to any loans you make. The yearly percentage of the loan amount is frequently used to calculate interest. This percentage represents the loan's interest rate.
Continuously compounded interest is calculated as follows:
\(V = Pe^(rt) (rt)\)
where: V = the investment's final value
P is the original investment's principle.
r equals the yearly interest rate (as a decimal)
t is the duration of the investment, in years.
P = $8290, r = 0.06 (6% as a decimal), and t = 12 years in this example.
So, \(V = 8290e^(0.06*12) = $17,821.76\)
To the nearest penny, the balance in the account after 12 years is thus $17,821.76.
To know more about interest visit:
https://brainly.com/question/28792777
#SPJ1
Five co-workers compare their dates of birth. In answering the following questions, assume that birthdays are distributed evenly across months.
1. In how many ways can months of birth be assigned to the five friends?
2. In how many ways can months of birth be assigned to the five friends so that they all have different birth months?
3. What is the probability that all five friends have different birth months?
4. What is the probability that at least two of the friends have the same birth month?
5. What is the probability that three of the friends are born in March and two are born in July?
1. There are 120 ways to arrange the months of birth for the five friends.2. There are 95,040 ways to assign the months of birth so that each friend has a different birth month. 3. The probability that all five friends have different birth months is 792/1.4. The probability that at least two of the friends have the same birth month is 0.43. 5. The probability that three of the friends are born in March and two are born in July is 0.57.
1. The number of ways in which five different things can be arranged is 5! or 120, therefore there are 120 ways to arrange the months of birth for the five friends.
2. One way to think about this is to think about the first person choosing from all twelve months, the second person from the remaining eleven months, the third person from the remaining ten months, etc.
This can be expressed as:
12 x 11 x 10 x 9 x 8 = 95,040
Therefore, there are 95,040 ways to assign the months of birth so that each friend has a different birth month.
3. Using the answer from the previous question, we can plug it into the formula for probability:
Probability = number of favorable outcomes / total number of outcomes
Probability = 95,040 / 120 = 792
Therefore, the probability that all five friends have different birth months is 792/1.
4. This is a bit tricky to calculate directly, so it's often easier to calculate the probability that none of the friends have the same birth month, and then subtract that from 1 (the total probability).
To calculate the probability that none of the friends have the same birth month, we can think about the first person choosing from all twelve months, the second person choosing from the remaining eleven months, the third person choosing from the remaining ten months, etc.
This can be expressed as:
12 x 11 x 10 x 9 x 8 = 95,040
But now we need to divide by the number of ways to arrange five people (since we don't care about the order of the people, only the order of the months). This is 5! or 120.
So the probability that none of the friends have the same birth month is:
95,040 / 120 = 792
And the probability that at least two of the friends have the same birth month is:
1 - 792/120 = 1 - 6.6 = 0.434.
Therefore, the probability that at least two of the friends have the same birth month is 0.43.
5. This is a bit tricky to calculate directly, so it's often easier to calculate the probability that each friend has a specific birth month, and then multiply those probabilities together.
To calculate the probability that one friend is born in March, we can think about the first person choosing March and the other four people choosing from the remaining 11 months.
This can be expressed as:
1 x 11 x 10 x 9 x 8 = 7,920
But now we need to multiply by the number of ways to choose which friend is born in March (since any of the five friends could be the one born in March). This is 5.
So the probability that exactly one friend is born in March is:
5 x 7,920 / 120 = 330
And the probability that three friends are born in March is:
330 x 7,920 / 120 x 11 x 10 = 0.0476
Similarly, the probability that two friends are born in July is:
2 x 1 x 10 x 9 x 8 / 120 = 12
And the probability that three friends are born in March and two are born in July is:
0.0476 x 12 = 0.5712
Therefore, the probability that three of the friends are born in March and two are born in July is 0.57.
Let us know more about probability : https://brainly.com/question/32117953.
#SPJ11
Can someone please help me with this question I’m really struggling
\(\large\huge\green{\sf{Answer:-}}\)
in above attachmentthe absolute value of n^2 if n<0
Answer:
Step-by-step explanation:
Suppose that cos(θ)=2/3. Find the exact value of sec(θ)
CAN SOMEBODY HELP?
In a group of 95 people, 40 people like tea and 50 people like coffee and 15 people like neither coffee nor tea, by using Venn diagram find the number of people who like tea only.
Answer:
Above is answer if right please like
Mark as Brainliest please
What is the perimeter of the shape below?
None of these choices are correct
The down side of the shape is unknown and cannot be found, therefore you cannot find the perimeter of the shape.