Answers
Answer:
1/4
Step-by-step explanation:
Hope this helps!
Related Questions
Mrs. Beck buys 48 pieces of house siding. Each piece is 3.7 meters long.
Part A
Which equation represents the best estimate for the total length of siding Mrs. Beck buys?
Answers
The equation which represents the total length of the siding is given by A , where A = 50 x 4 = 200 meters
What do you mean by an Equation?Equations are statements in mathematics that have two algebraic expressions on either side of the equals (=) sign.
It displays the similarity of the connections between the phrases on the left and right sides.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are examples of the parts of an equation. When creating an equation, the "=" symbol and terms on both sides are necessary.
Given data ,
Let the total length of the siding be represented as A
Now , the value of A is
Let the number of pieces be n = 48 pieces
Let the length of each piece be l = 3.7 meters
Now , total length of the siding A = number of pieces x length of each piece
On simplifying the equations , we get
The total length of siding A = 48 x 3.7 = 177.6 meters
Now , n ≈ 50 pieces
l ≈ 4 meters
So , total length of siding A = 50 x 4 = 200 meters
Hence , the equation is A = 50 x 4 = 200 meters
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The results of a two-tailed hypothesis test are reported as follows: t(21) = 2.38, p < .05. What was the statistical decision and how big was the samp
Answers
The statistical decision based on the reported results of the hypothesis test is that the null hypothesis was rejected at the α = .05 significance level.
The t-value reported is 2.38, and the degrees of freedom are 21. This suggests that the test was likely a t-test with an independent samples design, where the sample size was n = 22 (since df = n - 1).
The p-value reported is less than .05, which indicates that the probability of obtaining the observed results, or results more extreme, under the assumption that the null hypothesis is true, is less than .05. Therefore, the null hypothesis is rejected at the .05 significance level in favor of the alternative hypothesis.
In conclusion, the statistical decision is that there is sufficient evidence to suggest that the population means are not equal, and the sample size was 22. However, we do not have information about the direction of the effect (i.e., whether the difference was positive or negative).
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What is 24 divided by 3072
Answers
Answer:
I might think 124 is the answer
Answer:
128
Step-by-step explanation:
attached..........
We get statistics of 2017-2018 Average Starting Teacher Salaries by State measured by NEA. Given that the salary of Colorado is 33483, the sample size is 4,900 and the standard deviation is 602.694. a. What is the margin of error for a 95% confidence interval in Colorado
Answers
1. Identify the given values:
- Average salary (µ) = 33,483
- Sample size (n) = 4,900
- Standard deviation (σ) = 602.694
2. Determine the critical value (z-score) for a 95% confidence interval. Using a z-table or calculator, the z-score is approximately 1.96.
3. Calculate the standard error (SE):
SE = σ / √n
SE = 602.694 / √4,900
SE ≈ 8.652
4. Calculate the margin of error (ME):
ME = z-score * SE
ME = 1.96 * 8.652
ME ≈ 16.96
The margin of error for a 95% confidence interval for the average starting teacher salaries in Colorado is approximately 16.96.Learn more about average here : brainly.com/question/24057012#SPJ11
KTMN is a parallelogram . prove it .please help I need it by tomorrow no links please
Answers
Answer:
This is a paralleogram because it machtes the defintion ofa four-sided plane rectilinear figure with opposite sides parallel.
Step-by-step explanation:
joe schmo buys a house for 800,000 dollars. if homes appreciate 7 percent per year, how much will it be in 8 years
Answers
The final value would be 1,534,947.20
Joe Schmo:
Joe Shmoe (also spelled Joe Schmoe and Joe Schmo), meaning "Joe Anybody", or no one in particular, is a commonly used fictional name in American English. Adding an "Shm" to the beginning of a word is meant to diminish, negate, or dismiss an argument (for instance, "Rain, shmain, we've got a game to play"). It can also indicate that the speaker is being ironic or sarcastic. This process was adapted in English from the use of the "schm" prefix in Yiddish to dismiss something; as in, "Fancy, schmancy" (thus denying the claim that something is fancy). While "schmo" ("schmoo", "schmoe") is thought by some linguists to be a clipping of Yiddish.
If the home appreciates 7% per year, it will be worth approximately 1,534,947 dollars in 8 years. This can be calculated by multiplying the initial value of the home (800,000) by (1 + 0.07)^8.
You can also use the following formula:
Final Value = Initial Value x (1 + rate)^Years
The final value would be 1,534,947.20
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A satellite orbiting the earth uses radar to communicate with two control stations on the earth's surface. The satellite's orbit maintains a 10-degree angle of separation between the two stations, as shown in the picture below. Knowing that the earth's radius is 3,963 miles, answer the following questions. Round all answers to the nearest whole number.
Answers
TheThe number of miles that a signal sent from Station 1 to the satellite and then to Station 2 will have to travel is; 48,135 miles.
Number of milesDistance from Station 1 to satellite:
tan8.7 = length of longest leg / length of longest leg
tan8.7 = 3963/length of shortest leg
Length of longest leg=3963/tan8.7°
Length of longest leg=3963/0.15302150298
Length of longest leg =25,898 miles
Distance from Station 2 to satellite:
sin 8.7 = length of longest leg / length of hypotenuse
sin 8.7 = 3963/length of hypotenuse
Length of hypotenuse =3963/ sin 8.7
Length of hypotenuse =3963/0.1526082024
Length of hypotenuse=26, 200 miles
Hence,
26, 200 miles - 3,963 =22,237 miles
Total distance:
Total distance = 25,898 miles + 22,237 miles
Total distance = 48,135 miles
Therefore the distance is 48,135 miles.
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The complete question is:
A satellite orbiting the earth uses radar to communicate with two control stations on the earth's surface. The satellite's orbit maintains a 10-degree angle of separation between the two stations, as shown in the picture below. Knowing that the earth's radius is 3,963 miles.
How many miles will a signal sent from Station 1 to the satellite and then to Station 2 have to travel?
Please Help!!
Cherry Hill Orchards produced 500 tons of cherries during their first year of business, 2012. Since then, the cherry harvest continues to increase in production by 5. 7% over the previous year.
Write an exponential function, f(x), that models the tons of cherries produced by Cherry Hill Orchards x years after 2012.
Enter your answer by filling in the boxes.
f(x)= -------- * ( )^x
Answers
Answer:
\(f(x)=500*(.057)^x\)
Step-by-step explanation:
x2 – y2 = 16. (a) Solve the system of equations: : { {= x² - y 1 7 = (b) Graph the solution set of the system of inequalities: { x² - y² 1 x2 – y < 7 > 0 х Be sure to label all the corners.
Answers
(a)To solve the system of equations, x^2 - y^2 = 16 and x^2 - y = 7, we can use substitution or elimination method to find the values of x and y.
(b) To graph the solution set of the system of inequalities, x^2 - y^2 > 7 and x^2 - y < 0, we need to plot the boundaries and shade the appropriate regions based on the given inequalities.
(a)Let's use the substitution method to solve the system of equations:
From the second equation, we can rewrite it as x^2 = y + 7.
Substituting this value of x^2 in the first equation, we get (y + 7) - y^2 = 16.
Rearranging the equation, we have -y^2 + y + 7 - 16 = 0.
Simplifying further, we get -y^2 + y - 9 = 0.
Now, we can solve this quadratic equation for y by factoring or using the quadratic formula.
After finding the values of y, we can substitute them back into the second equation to find the corresponding values of x.
(b)To graph the solution set, we first graph the boundaries of the inequalities. For x^2 - y^2 > 7, we draw the curve of the equation x^2 - y^2 = 7, which represents a hyperbola. For x^2 - y < 0, we graph the curve of the equation x^2 - y = 0, which represents a parabola opening upwards.
Next, we need to determine which regions satisfy the given inequalities. For x^2 - y^2 > 7, the shaded region lies outside the hyperbola. For x^2 - y < 0, the shaded region lies below the parabola.
By combining the shaded regions of both inequalities, we find the solution set of the system of inequalities. It includes the regions outside the hyperbola and below the parabola. We label the corners of the shaded region to indicate the solution set accurately.
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23% of what number is 46?
Answers
Answer: 200
Step-by-step explanation:
first, you set up your proportion. (23% at the top right, 100 at the bottom right, 46 at the top left, and x and the bottom left.) next, you multiply x * 23% = 23x then 46*100 = 4600. 4600 divided by 23 = 200. therefore, x = 200. please let me know if you have further questions!
Good luck !
Evaluate the following limits. lim n -> ∞ sum i = 1 to n ((i ^ 2)/(n ^ 2)) * (1/n) (Picture of equation for clarification)
Answers
Given:
Required:
To find the limit value of the given function.
Explanation:
\(\begin{gathered} =\lim_{n\to\infty}[\frac{1^2}{n^3}+\frac{2^2}{n^3}+........+\frac{n^2}{n^3}] \\ =\lim_{n\to\infty}\frac{1^2+2^2+3^2+.........+n^2}{n^3} \\ =\operatorname{\lim}_{n\to\infty}\frac{\sum_^n^2}{n^3} \\ =\operatorname{\lim}_{n\to\infty}\frac{1}{n^3}\times\frac{n(n+1)(2n+1)}{6} \\ =\operatorname{\lim}_{n\to\infty}\frac{n^3(1+\frac{1}{n})(2+\frac{1}{n})}{6n^3} \end{gathered}\)Cancel out the same terms from the numerator and denominator.
\(=\lim_{n\to\infty}\frac{(1+\frac{1}{n})(2+\frac{1}{n})}{6}\)Now apply the limit.
\(\begin{gathered} =\frac{(1+\frac{1}{\hat{\infty}})(2+\frac{1}{\infty})}{6} \\ =\frac{(1+0)(2+0)}{6} \\ =\frac{2}{6} \\ =\frac{1}{3} \end{gathered}\)Final Answer:
The limit value of the given function is
\(\frac{1{}}{3}\)\(\frac{1{}}{3}\)
x=tan^2(theta)
y=sec(theta)
-pi/2
a.)Eliminate the perameter to find a cartesian equation of thecurve.
b.)sketch the curve and indicate with an arrow the direction inwhich the curve is traced as the parameter increases.
Answers
The perameter to find a cartesian equation of the curve is y^2 = 1 + x.
We are given that;
x=tan^2(theta)
y=sec(theta)
Now,
We need to solve for t in one equation and substitute it into the other equation. In this case, we have:
x = tan^2(t) y = sec(t)
Solving for t in the first equation, we get:
t = arctan(sqrt(x))
Substituting this into the second equation, we get:
y = sec(arctan(sqrt(x)))
Using the identity sec^2(t) = 1 + tan^2(t),
we can simplify this equation as:
y^2 = 1 + x
Therefore, by the given equation the answer will be y^2 = 1 + x
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Help simple high school geometry question.
Answers
I don't see the question of the first picture, so if it is asking the same thing as the second question, the answer to the first pic is D. (If the first pic is asking which shows a triangle inscribed in a circle then the answer would be A.)
The answer to the second pic is A.
When a shape is inscribed it means it is inside the other shape. Just look at the prefix (in), in inscribed.
Hope this makes sense.
HELP ASAP FOR BRAINLIST CROWN
Which function has the greater y-intercept? What is that value?
-10
4
10
3
16
Function A; 1.5
Function B; 30
Function B; 23
Function B; 3
8
2
Function A; 1
Function B; 1
Function A; 9
Answers
Answer:
function A;1
function B:30
can't get this rule answer. I got it wrong...
Answers
Answer:
Asymptotes can be defined as lines that the curve approaches but never touches or crosses.
Which choice is similar to the figure shown?
Answers
Answer:
The parallelogram whose sides are 5 and 20 is similar
Step-by-step explanation:
The parallelogram whose sides are 5 and 20 is similar to the given parallelogram whose sides are 2 and 8 because the figures are the same shade and corresponding sides are proportional.
\(\frac{2}{5} = \frac{8}{20}\) \(\frac{2}{4} \neq \frac{8}{18}\)
\(\frac{2}{5} =\frac{2}{5}\) \(\frac{2}{4} \neq \frac{8}{4}\)
please help meeeeeeee <33
Answers
9 times 3 is 27 add 7 to that and you get 34
Answer:
f(5) = 22; f(9) = 34
Step-by-step explanation:
f(5) = 3(5) +7
f(5) = 22
f(9) = 3(9) +7
f(9) = 34
Manny has car insurance and was in an accident with a bill totaling $11,500. The insurance company says he needs to pay the first $1000. What does the $1000 represent?.
Answers
Answer:
Deductible
Step-by-step explanation:
you pay the first $1,000 of covered services yourself
$1000 represents the deductible amount.
In the case of an accident, the policyholder must pay a deductible as the first amount; the insurance company will only cover any expenses (losses) incurred after the deductible has been paid by the policyholder.
The consumer can first set his deductible while purchasing insurance.
Smaller deductibles often result in higher rates, and larger deductibles frequently result in lower premium payments.
The insurance company has asked Manny to pay the first $1000 in an instance when he was involved in an accident and incurred charges totaling $11,500. The $1,000 deductible amount.
Hence, the answer is deductible amount.
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Use the number line below, where RS = 4y + 3, ST = 3y + 9, and RT = 54.a. What is the value of y?b. Find RS and ST.
Answers
Let us make the line from the picture, pointing the given equations:
From the draw and the given equations, we note that:
\(54=RT=RS+ST=4y+3+3y+9\)Therefore, we can solve the equation for y as follows
\(\begin{gathered} 54=4y+3+3y+9 \\ \\ 54=7y+12 \end{gathered}\)Where in the last line, we add the similar terms, for example 3y+4y=7y. Let us continue the calculations
\(\begin{gathered} 54=7y+12 \\ \\ 54-12=7y \\ \\ 42=7y \end{gathered}\)where in the second line of the equation above, we pass the 12 from the right to the left with opposite sign. We discover y as follows
\(\begin{gathered} 42=7y \\ \\ \frac{42}{7}=y \\ \\ 6=y \end{gathered}\)That is, we have y=6.
Let us now calculate the value of RD an RT. We know from the question that
\(\begin{gathered} RS=4y+3 \\ \\ ST=3y+9 \end{gathered}\)as we discover that y=6, substituting this value in the equations above we find:
\(\begin{gathered} RS=4\times\text{ }6+3=24+3=27 \\ \\ ST=3\times6+9=18+9=27 \end{gathered}\)We conclude that RS=27 and ST =27 .
john bought a new car for 20,000. if the car depreciates at a rate of 16% each year, what will be the value of the car after 3 years?
Answers
Answer:
13214
Step-by-step explanation:
Answer:11,854.08
Step-by-step explanation:
20000(1-0.16)^3
On the unit circle, where 0 < theta < or equal to 2pi, when is tan theta undefined?
A. Theta=pi and theta=2pi
B. sin theta = cos theta
C. theta = pi/2 and theta=3pi/2
D. sin theta = 1/cos theta
Answers
Therefore, the answer is option C: theta = pi/2 and theta = 3pi/2.
To determine when tan(theta) is undefined on the unit circle, we need to remember the definition of the tangent function.
Tangent is defined as the ratio of the sine and cosine of an angle. Specifically, tan(theta) = sin(theta)/cos(theta).
Now, we know that cosine can never be equal to zero on the unit circle, since it represents the x-coordinate of a point on the circle and the circle never crosses the x-axis. Therefore, the only way for tan(theta) to be undefined is if the cosine of theta is equal to zero.
There are two values of theta on the unit circle where cosine is equal to zero: pi/2 and 3pi/2.
At theta = pi/2, we have cos(pi/2) = 0, which means that tan(pi/2) = sin(pi/2)/cos(pi/2) is undefined.
Similarly, at theta = 3pi/2, we have cos(3pi/2) = 0, which means that tan(3pi/2) = sin(3pi/2)/cos(3pi/2) is also undefined.
Therefore, the answer is option C: theta = pi/2 and theta = 3pi/2.
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a dealership is allowing residents to test drive the following vehicles: 2 sports cars, 3 vans, and 3 trucks. if you select a random car to test drive, what are the odds it is not a sports car? write your answer as 1:2 which is reduced as much as possible.
Answers
Step-by-step explanation:
To find probability ratio wise
Sports Cars: Total Cars
3 + 3 + 2 = 8 total cars
2 sports cars
Ratio is 2:8
Reduces to 1:4
What is the image point of (-1,8)(−1,8) after a translation right 1 unit and up 2 units?
Answers
Answer:
(0,10)
Step-by-step explanation:
Im pretty sure bc of subtracting 1 from the -1 in your x vaue and adding 2 to the 8 in you Y value
State all translations for the following
f(x)=2(1/5)^x+4-8
Answers
Step-by-step explanation:
please mark me as brainlist please
A rectangle has an area of21x+81square units.If the width is 3 units, what is the length of the rectangle?
Answers
Answer:
The length of the rectangle is 7x + 27
Step-by-step explanation:
Given;
area of the rectangle, A = 21x + 81 units²
width of the rectangle, w = 3 units
let the length of the rectangle, = L
Area of the rectangle = length x width
A = L x w
21x + 81 = 3L
L = ¹/₃(21x + 81)
L = 7x + 27
Therefore, the length of the rectangle is 7x + 27
Find the sum of first five multiple of 5
Answers
Answer:
75
Step-by-step explanation:
The first five multiples of 5 are 5, 10, 15, 20, and 25. The sum of the first five multiples of 5 is 75.
An other question more help plz?
Answers
Answer: E
Step-by-step explanation: Base x hight
candace just accepted her first job paying a $48,000 salary and is planning to take a $5,000 vacation cruise throughout europe for 2 weeks. she is debating whether to take the trip now and finance it with a promotion from the travel company offering no payments for a year at a monthly periodic rate of 1%, or wait the year and save to pay for the trip. if she takes the trip now she will start her career 2 weeks late. approximately how much would she save by waiting a year and not taking her unpaid time from work to travel?
Answers
Candace would save approximately $2,480 by waiting a year and not taking her unpaid time from work to travel. Thus, Option A holds the truth.
By waiting a year, Candace would be able to save her 2 weeks of salary, which would amount to:
$48,000 / 52 weeks * 2 weeks = $1,615.And since she would not have to pay the 1% interest for a year on the loan for her trip, she would save:
$5,000 * 1% = $50.So in total, Candace would save:
$1,615 + $50 = $2,480Candace would save $2,480 by waiting a year to take her trip and paying for it with her own money.
This question should be provided with answer choices, which are:
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You ride your bike 1 3/4 miles to your friend's apartment and then another
1 3/10 miles to school. How many miles do you ride your bike in all?
Answers
Answer:3 1 /20
Step-by-step explanation:= 1+3/4+1+3/10
Determine whether each situation can have only one value for the variable or more than one value for the variable.
select only one or more than one for each situation.
the total cost to buy t movie tickets for $8.50 each
o only one
more than one
the number of ounces of tomato juice, j, in 2 quarts
o only one
o more than one
the number of pizzas to order, p, if each person eats 2 slices
only one
more than one
the greatest number of $6 notebooks, n, ed can buy with $36
only one
0. more than one
the area, a, of a wall with a length of 5 meters and a height of 3 meters
o only one
o more than one
Answers
The total cost to buy t movie tickets for $8.50 each is o only one, the number of ounces of tomato juice, j, in 2 quarts o only one, the number of pizzas to order, p, if each person eats 2 slices more than one, the greatest number of $6 notebooks, n, ed can buy with $36 only one, and the area, a, of a wall with a length of 5 meters and a height of 3 meters o only one.
1. The total cost to buy t movie tickets for $8.50 each:
- Only one value for the variable
The cost to buy a specific number of movie tickets at a fixed price will have only one total cost value.
2. The number of ounces of tomato juice, j, in 2 quarts:
- Only one value for the variable
There are 32 ounces in a quart, so 2 quarts will always have 64 ounces.
3. The number of pizzas to order, p, if each person eats 2 slices:
- More than one value for the variable
The number of pizzas needed depends on the number of people attending, which can vary, leading to different values for p.
4. The greatest number of $6 notebooks, n, Ed can buy with $36:
- Only one value for the variable
Since each notebook costs $6, Ed can buy exactly 6 notebooks with $36 (36/6 = 6).
5. The area, a, of a wall with a length of 5 meters and a height of 3 meters:
- Only one value for the variable
The area of a rectangle is calculated by multiplying its length and height. In this case, the area will always be 15 square meters (5m x 3m = 15m²).
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