R(6,-2)
T(-9,-7)
RS:ST = 3:2
To find the x coordinate of the point S we use the next equation:
\(X_S=X_R-r(X_R-X_T)\)Where the r is the ratio expressed as a fraction
\(r=\frac{\text{3}}{5}\)Then:
\(X_S=6_{}-\frac{3}{5}(6_{}-(-9)_{})\)\(X_S=6-\frac{3}{5}(6+9)=6-\frac{3}{5}(15)=6-\frac{45}{5}=6-9=-3\)Then the y coordinate of the point S is determined by:
\(Y_S=Y_R-r(Y_R-Y_T)\)\(Y_S=-2-\frac{3}{5}(-2-(-7))\)\(Y_S=-2-\frac{3}{5}(5)=-2-\frac{15}{5}=-2-3=-5\)Then so, the coordinated of the point S are:(-3 , - 5)A person invests 4000 dollars in a bank. The bank pays 5.75% interest compounded quarterly. To the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 5900 dollars?
Answer:
t = 6.8 years
Step-by-step explanation:
The formula for compound interest is
\(A(t)=P(1+r/n)^n^t\), where P is the principal/amount invested, r is the interest rate, n is the number of compound periods per year (4 for quarterly), and t in the time in years.
We know that A = $5900, P = $4000, and r = 0.0575 (we must convert the percentage to a decimal). We must solve for t and round to the nearest tenth:
\(5900=4000(1+0.0575/4)^(^4^t^)\\\\59/40=(1623/1600)^4^t\\\\log(59/40)=log(1623/1600^4^t)\\\\log(59/40)=4t*log(1623/1600)\\\\log(59/40)/log(1623/1600)=4t\\\\1/4(log(59/40)/log(1623/1600))=t\\\\6.80773607=t\\\\6.8=t\)
help me pleaseeeeeee
Answer:
Step-by-step explanation:
dang thats hard
Answer:
Hello!!! Princess Sakura here ^^
Step-by-step explanation:
The only transformation that would make a shape smaller or bigger is dilation.
Since this dilation is going from bigger to smaller you will have to use a number from in between 0 and 1.
\((x,y)-->(\frac{1}{2}x,\frac{1}{2}y)\)
esto es among us respondan por favor :(
Answer:
Step-by-step explanation:
solo un nino diria eso
Here is a list of numbers 15 6 8 7 12 1 5 8 4 3 state the median
Answer:
The median is 6.5
Is a triangle with sides of 5 meters, 12 meters, and 13 meters a right triangle? Explain/Show your work.
Answer:
Step-by-step explanation:
Hello! Help please! Can you show steps?
Answer:
$283. 81
Step-by-step explanation:
Start with P = 200.00 dollars.
If the interest is compounded continuously, then after t = 7 years the at the rate r = 5% = .05, the total amount of money in the account will be A.
\(A= P e^{r*t}\)
\(A = 200*e^{.05*7}\)
A = 283.8135097
A ≈ $283. 81
12480 es divisible de 6
Doy 50
12,480 es par y la suma de sus digitos da un multiplo de 3, por ello concluimos que es divisible por 6.
¿Como saber si un número es divisible por 6?Para que un número sea divisible por 6 debe cumplir dos condiciones.
Ser par.La suma de sus digitos debe ser multiplo de 3.En este caso tenemos 12,480, que sabemos que es par.
La suma de sus digitos da:
1 + 2 + 4 + 8 + 0 = 15
15 es multiplo de 3.
Entonces este número cumple ambas condiciones, por lo que concluimos que 12,480 es divisible por 6.
Sí quieres aprender más sobre divisiones.
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plz help i have 4 ins
A statistics student believes that black cars are less likely to receive tickets for moving violations. Black cars make up 19% of all cars manufactured. The student randomly selects 70 moving violation records and finds that 10 of them involved black cars. The P-value for the test of the hypotheses, H 0: p = 0.19 and H alpha: p less-than 0.19, is 0.24. What is the correct interpretation of this value?
There is a 24% chance of a black car receiving a moving violation.
Assuming the true proportion of black cars that receive moving violations is 0.19, there is a 24% probability that the null hypothesis is true.
Assuming the true proportion of black cars that receive moving violations is 0.19, there is a 24% probability that the sample proportion would be 0.15 or less by chance alone.
Assuming the true proportion of black cars that receive moving violations is less than 0.19, there is a 24% probability that the sample proportion would be 0.15 or less by chance alone.
The correct interpretation of the P-value in this context is: Assuming the true proportion of black cars that receive moving violations is 0.19, there is a 24% probability that the sample proportion would be 0.15 or less by chance alone. So, the correct answer is C).
In other words, the P-value is the probability of obtaining a sample proportion of 0.15 or less (which corresponds to 10 black cars out of 70 total) if the true proportion of black cars that receive moving violations is actually 0.19.
Since the P-value is relatively high (larger than the significance level of 0.05), we fail to reject the null hypothesis and conclude that there is not sufficient evidence to support the claim that black cars are less likely to receive tickets for moving violations.
So, the correct answer is C).
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a factory is able to manufacture parts for a ceiling fan. based on the data shown in the graph below, how many parts can the factory manufacture in 14 hours
Answer:
Step-by-step explanation:
What is the formula forfinding the area of a circle using its radius or diameter.
Answer:
The formula for finding the area of a circle using its radius is:
The formula for finding the area of a circle using its radius is:A = πr²
The formula for finding the area of a circle using its radius is:A = πr²where A is the area of the circle and r is its radius.
The formula for finding the area of a circle using its radius is:A = πr²where A is the area of the circle and r is its radius.The formula for finding the area of a circle using its diameter is:
The formula for finding the area of a circle using its radius is:A = πr²where A is the area of the circle and r is its radius.The formula for finding the area of a circle using its diameter is:A = (π/4)d²
The formula for finding the area of a circle using its radius is:A = πr²where A is the area of the circle and r is its radius.The formula for finding the area of a circle using its diameter is:A = (π/4)d²where A is the area of the circle and d is its diameter.
The formula for finding the area of a circle using its radius is:A = πr²where A is the area of the circle and r is its radius.The formula for finding the area of a circle using its diameter is:A = (π/4)d²where A is the area of the circle and d is its diameter.Note that π (pi) is a mathematical constant that represents the ratio of the circumference of a circle to its diameter and is approximately equal to 3.14
Step-by-step explanation:
Hope it Helps
The formula for finding the area of a circle using its radius is π * r².
The formula for finding the area of a circle using its diameter is (π/4) * d².
The formula for finding the area of a circle using its radius is:
A = π * r²
where:
A represents the area of the circle,
π (pi) is a mathematical constant approximately equal to 3.14159, and
r represents the radius of the circle.
If you have the diameter of the circle instead of the radius, you can use the following formula:
A = (π/4) * d²
where:
A represents the area of the circle,
π (pi) is a mathematical constant approximately equal to 3.14159, and
d is the diameter of the circle.
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PLease answer this!!!
Answer:
the answer is -5
Step-by-step explanation:
simply put the slope is going down one unit so that would me that for every one year equals 5lb so the would make the ratio 5/1 and when we simply that we get -5 for the first year or range they want us to answer.(And its negative because the slope is going down for the range they give us)
need a little help!!!
Val measures the diameter of a ball as 14 inches. How many cubic inches of air does this ball hold, to the
nearest tenth? Use 3.14 for *.
The ball holds about
cubic inches of air.
Solve the question below please
Answer:
b
Step-by-step explanation:
The lateral area of a cone is 612 x pie m2. The radius is 14.2 cm. What is the slant height to the nearest tenth of a centimeter?
Rounding to the nearest tenth of a centimeter, the slant height is approximately 43.1 centimeters.
The lateral area of a cone is given by the formula L = πrs, where L is the lateral area, r is the radius, and s is the slant height.
We are given that the lateral area L is equal to 612π m², and the radius r is 14.2 cm (0.142 m).
We can rearrange the formula to solve for the slant height s:
L = πrs
612π = π × 14.2 × s
Dividing both sides by π and 14.2:
612 = s × 14.2
Now, solve for s:
s = 612 / 14.2
s ≈ 43.0986
L = rs, where L is the lateral area, r is the radius, and s is the slant height, gives the lateral area of a cone.
We are informed that the radius r is 14.2 cm (0.142 m), and the lateral area L is equivalent to 612 m2.
To solve for the slant height s, we may rewrite the formula as follows:
L = πrs 612π = π × 14.2 × s
612 = s 14.2 after dividing both sides by and 14.2
Next, find the value of s: s = 612 / 14.2 s 43.0986
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I need help to set up an equation the find the value of x. Then, to explain my reasoning.
the two horizontal lines are parallel so that mean that:
\(70=3x-14\)and we can solve for x
\(\begin{gathered} 70-14=3x \\ 56=3x \\ x=\frac{56}{3} \\ x=18.66 \end{gathered}\)Which of the following functions is represented by the statement, “A number is ten less than four times another number”? f ( x ) = − 4 x − 10 f ( x ) = − 4 x − 10 f ( x ) = 4 x − 4 f ( x ) = 4 x − 4 f ( x ) = 4 x − 10 f ( x ) = 4 x − 10 f ( x ) = − 10 x + 4
Answer:
f ( x ) = 4 x − 10
Step-by-step explanation:
solve this 28 - x = 24
Answer:
=> 28 - x = 24
=> x = 24 - 28
=> x = -4
therefore, 28 - 4 = 24
look at the image below over 100000000 points brainly instructer
Answer:
~~314.16
Step-by-step explanation:
lol i dont have 100000000 points. anyways
you can find the area of a sphere with the formula 4πr^2 with r being the radius
this sphere's radius is 5 as shown in the image
so
4π*r^2
4π*(5)^2
=4π*25
=100π
put into calculator
~~314.16cm^3
hope this helps
1) In 2014, the percentage of households that owned a 4K TV was found to be 18%. Using a sample of 300 households in which 60 of them owned a 4K TV, do we have sufficient evidence that the percentage of households with a 4K TV has increased? Use a level of significance of 0.10.
Hello there. To solve this question, we need to calculate the percentage of households that owns a 4K TV with the values given in the sample and compare with the other percentage to see if the value has increased.
Using that sample of 300 households, in which 60 of them owns a 4K TV, we get that the percentage will be calculated by the ratio:
60/300
Simplify the fraction by a factor of 60
1/5
Multiply it by 100%
20%, equal to 0.20
In 2014, we had that percentage being equal to 18%, which is equal to 0.18
So, we do have sufficient evidence that the percentage of households satifying this situation have increased with the time.
I need the answer:’)
Answer:
its D
Step-by-step explanation:
calculator
15 + w = 3w - 11
Solve for W
Answer:
w=13
Step-by-step explanation:
15+w=3w-11
+11 +11
26+w=3w
-w -w
26=2w
26/2=2w/2
13=w
Answer:
w =13
Step-by-step explanation:
15+w=3w−11
Collect like terms
15+11=3w−w
Simplify
26=2w
Divide both sides of the equationy 2
26/2=2w/2
Simplify
13=w
switch sides
w=13
Somebody please help me with my work nobody will help me
I’m crying
Answer:
there is no question plzz attach it first
The rectangles shown below are similar.
Which statement below shows the correct proportion between their sides?
Answer:
12/4 = L/8
Step-by-step explanation:
.......................
Tinaya worked 44.5 hours last week. If she is paid
$11.25 an hour, what was her total pay for the week? |
Answer:
it is 500.625
Step-by-step explanation:
it is the right one
What is the meaning of "A group G whose order is a prime number has only two subgroups, G itself and 1 = {1}"?
If G is not a cyclic group, then it does not have a subgroup of order p. Conversely, if G is cyclic, then it has a unique subgroup of order p.
The statement "A group G whose order is a prime number has only two subgroups, G itself and 1 = {1}" means that if G is a group with a prime number of elements, then the only subgroups of G are the trivial subgroup {1} and the group G itself.
In other words, there are no other proper subgroups of G besides these two.
The statement "A group G whose order is (p-1) where p is a prime number has a subgroup of order p if and only if G is cyclic" means that if G is a group with (p-1) elements, where p is a prime number, then G has a subgroup of order p if and only if G is a cyclic group.
In other words, if G is not a cyclic group, then it does not have a subgroup of order p. Conversely, if G is cyclic, then it has a unique subgroup of order p.
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Find the value of X.
Answer:
x = 36
Step-by-step explanation:
Given a tangent segment of length 24, and a secant segment from the same point with an external length of 12 and a total length of (12+x), you want to find the value of x.
RelationThe product of lengths from the common point to the two intersections with the circle are the same for both segments. In the case of the tangent, the two intersections with the circle are the same point, so the square of the length is used.
24² = 12(12 +x)
2·24 = 12 +x . . . . . . . divide by 12
36 = x . . . . . . . . . subtract 12
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A random sample of 1000 oranges showed that the mean amount of juice per orange was 8.2 fluid ounces, with a standard deviation of 1.1 fluid ounces.
(a) Determine the z-score, to the nearest hundredth, of an orange that produced 6,4 fluid ounces of juice.
(b) The 2-score for one orange was 3.11. How much juice was produced by this orange? Round to the nearest tenth of a fluid ounce.
(a) The value of the z-score for the 6.4 fluid ounce orange is -1.64
(b) The value of the z-score for the 3.11 fluid ounce orange is -4.63
(a) Calculating the values of the z-score 6.4 fluid ounceFrom the question, we have the following parameters that can be used in our computation:
Mean = 8.2
Standard deviation = 1.1
The values of the z-scores is calculated as
z = (z - Mean)/Standard deviation
So, we have
z = (z - 8.2)/1.1
When the score is 6.4, we have
z = (6.4 - 8.2)/1.1
Evaluate
z = -1.64
(b) Calculating the values of the z-scores 3.11 fluid ounceRecall that
z = (z - Mean)/Standard deviation
So when the score is 3.11, we have
z = (3.11 - 8.2)/1.1
Evaluate the expression
z = -4.63
Hence, the values of the z-scores are -1.64 and -4.63
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Solve for b
10, b, 150degrees, 12degrees
Hello!
We have all angles of the triangle:
We will use the law of cosines. This relation is valid for all sides of any t
We have:
angle A = 12°
côté a = 10
angle B = 150°
This is therefore the first case of application of the sine law.
So:
\(\sf \dfrac{b}{sin~B} = \dfrac{a}{sin~A}\)
\(\sf b =\dfrac{sin~B~*~a}{sin~A} = \dfrac{sin~150~*~10cm}{sin~12} = \dfrac{arcsin~0.5~*~10cm}{arcsin~0.2079116908} = \dfrac{30~*~10cm}{12} = \dfrac{300cm}{12} = \boxed{\sf25cm}\)
b = 25cmdetermine what type of model bets fits the given situation: A $500 raise in salary each year
The type of model that best fits the situation of a $500 raise in salary each year is a linear model.
In a linear model, the dependent variable changes a constant amount for constant increments of the independent variable.
In the given case, the dependent variable is the salary and the independent variable is the year.
You may build a table to show that for increments of 1 year the increments of the salary is $500:
Year Salary Change in year Change in salary
2010 A - -
2011 A + 500 2011 - 2010 = 1 A + 500 - 500 = 500
2012 A + 1,000 2012 - 2011 = 1 A + 1,000 - (A + 500) = 500
So, you can see that every year the salary increases the same amount ($500).
In general, a linear model is represented by the general equation y = mx + b, where x is the change of y per unit change of x, and b is the initial value (y-intercept).
In this case, m = $500 and b is the starting salary: y = 500x + b.