Answer: 3-5x
4/5
4
Step-by-step explanation: if we say y=(-x+3)/5 to take the inverse:
we need to leave x alone
5y=-x+3
5y-3=-x as to x=3-5y
now we can say that inverse of g(x) is equal to 3-5x
for Q2
x=1 for 3-5x
and that is 3-5*1=-2
now X=-2 for -x+3/5 and that is 4/5
for last one we need to find y=0 (bc of inverse function)
In the figure, m∠7 = 100°. Find the measure of the angle 3
Based on the Alternate Interior Angles Theorem, the measure of angle 3 in the image attached below is: 100°
What is the Alternate Interior Angles Theorem?If we have a situation where two parallel lines are intersected by a transversal, according to the Alternate Interior Angles Theorem, the pairs of alternate interior angles formed are congruent.
Angles 7 and 3 lie in the interior sides of the parallel lines but on opposite sides of the transversal, which makes them alternate interior angles. Therefore, based on the Alternate Interior Angles Theorem, we have:
m<3 = m<7
Substitute:
m<3 = 100°
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PLEASE HELP Question 3
Segment PR and segment QS are diameters of circle U. Find measure of
arc TQR.
Answer:
74
Step-by-step explanation:
42+64=106
180-106=74
Help I will be marking brainliest!!!
A. 241 ft
B. 358 ft
C. 258 ft
D. 341 ft
Answer:
c. is the correct answer
mark me as brainlist
and the area of the quadrilateral. 18cm 12cm 100m
Answer:
1080cm²
Step-by-step explanation:
Area of a quadrilateral = 1/2 x length of diagonal (length of perpendicular)
\( \frac{1}{2} \times 10(18 \times 12) \\ \frac{1}{2} \times 10(216) \\ \frac{1}{2} \times 2160 \\ {1080cm}^{2} \)
Help! Find the range of the graph
What is probably the most commonly cited disadvantage of using laboratory experiments to learn about human behavior
The most commonly cited disadvantage of using laboratory experiments to learn about human behavior is the lack of ecological validity.
Laboratory experiments involve studying human behavior in a controlled and artificial environment, often with specific tasks and conditions designed by researchers. While laboratory experiments offer advantages such as control over variables and the ability to establish cause-and-effect relationships, they also have limitations. One of the main disadvantages frequently mentioned is the lack of ecological validity. Ecological validity refers to the extent to which the findings from a study can be generalized to real-world settings and situations. Laboratory experiments often create an artificial setting that may not fully represent the complexities and nuances of everyday life.
Participants' behavior in a laboratory setting may differ from their behavior in natural settings due to factors such as the presence of observers, demand characteristics, and the controlled nature of the environment. As a result, the findings may not accurately reflect how individuals would behave in their natural environment, limiting the external validity and generalizability of the research findings. Researchers need to consider the trade-off between experimental control and ecological validity when designing studies and interpreting the results obtained from laboratory experiments.
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Evaluate.
160÷(1+3^2)+5^3−10^2
Answer:
41
Step-by-step explanation:
Answer:
\(41\)
Step-by-step explanation:
Use PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).
\(160 \div (1+3^2)+5^3 - 10^2\)
\(160 \div (1+9)+5^3 - 10^2\)
\(160 \div (10)+5^3 - 10^2\)
\(160 \div (10)+125 -100\)
\(\dfrac{160}{10}+125-100\)
\(16+125-100\)
\(141-100=41\)
Challenge #5: Shade all the points but leave the targets exposed with the fewest inequalities
The inequalities equation which will shade all the points except target point are, y >= 2, y >= -3.5x + 4.5 and y <= 1.25x - 1.5.
The line passing through P(-1,2) and P(-4,2) has a slope of 0 and a y-intercept of 2, so its equation is y = 2. The line passing through P(-1,2) and P(-2,0.5) has a slope of -3.5 and a y-intercept of 4.5, so its equation is y = -3.5x + 4.5. The line passing through P(-2,0.5) and P(-4,2) has a slope of 1.25 and a y-intercept of -1.5, so its equation is y = 1.25x - 1.5.
Now we can create a system of inequalities that will shade all of the points except for T(-2,2). We can do this by making sure that the inequality for each line is greater than or equal to the target point on one side of the line, and less than or equal to the target point on the other side of the line.
For the line y = 2, we can write the inequality y >= 2 on the side of the line that contains the target point T(-2,2). For the line y = -3.5x + 4.5, we can write the inequality y >= -3.5x + 4.5 on the side of the line that contains the point T(-2,2). For the line y = 1.25x - 1.5, we can write the inequality y <= 1.25x - 1.5 on the side of the line that contains the point T(-2,2).
Putting all of these inequalities together, we get:
y >= 2 (for the line passing through P(-1,2) and P(-4,2))
y >= -3.5x + 4.5 (for the line passing through P(-1,2) and P(-2,0.5))
y <= 1.25x - 1.5 (for the line passing through P(-2,0.5) and P(-4,2))
These inequalities should shade all of the points except for the target point T(-2,2), and they should do so with the fewest number of inequalities possible.
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--The complete question is, With the fewest inequalities, shade all the points but leave the targets exposed. Write the inequality equations to do this.
Points are P(-1,2), P(-4,2) and P(-2, 0.5)
T(-2,2)
Graph is show in the image.--
how many decimal places of pi did hiroyoki gotu memorize in 1995?
Answer:
42,195
Step-by-step explanation:
if a hot air balloon owner charges $150 for one hour ride if he gives 6 rides on Saturday and 5 rides on Sunday write and evaluate an expression to describe his total income for the weekend
Answer:
Your expression would be 150(11)=x
The answer to this expression would be 1,650. Producing the equation 150(11)= 1,650
Step-by-step explanation:
Your equation is 150(11)=x because; the hot air balloon owner charges $150 per ride. And there are 11 rides. So our equation is solely saying $150 charged per ride for 11 rides.
Let's solve this equation
150(11)= 1,650
So, we would multiply 150 by 11 to get 1,650.
And if your professor asks a statement for your equation you would say; The total income for the balloon owner that weekend is $1,650. $900 made on Saturday plus $750 made on Sunday.
, Hope this helps :)
Have a great day!!
what is the unit rate of paying $15 for 4 people to see a magic show?
Answer: $3.75
Step-by-step explanation:
Divide 15 by 4
To solve the system of linear equations 3 x minus 2 y = 4 and 9 x minus 6 y = 12 by using the linear combination method, Henry decided that he should first multiply the first equation by –3 and then add the two equations together to eliminate the x-terms. When he did so, he also eliminated the y-terms and got the equation 0 = 0, so he thought that the system of equations must have an infinite number of solutions. To check his answer, he graphed the equations 3 x minus 2 y = 4 and 9 x minus 6 y = 12 with his graphing calculator, but he could only see one line. Why is this?
Henry could only see one line since both lines had the same slope, which means that the graphs of both equations will be identical and hence overlap.
Identify the linear equation?Linear equations in a system 3x + 2y = 4, and 9x + 6y = 12
We must demonstrate why Henry could only make out one line when he plotted the equations 3x-2y=4 and 9x-6y=12 on a graph.
Take the provided linear equation system into consideration.
3x - 2y = 4 ................(1)
9x - 6y = 12 ..................(2)
Due to the fact that equation (2) is a multiple of equation (1), 3 (3x - 2y = 4) = 9x - 6y = 12
The slopes of the provided equations are also same.
Difference with regard to x for equation (1) yields,
additional to equation (2),
With regard to x, we can differentiate to get,
The graphs of both equations will overlap since both lines have the same slope and hence have the same appearance on the graph.
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Write equivalent fractions for
2/3
and
5/12
using the least common denominator.
The equivalent fractions for 2/3 is (3×2)/(3×3) = 6/9 and for 5/12 is (4×5)/(4×12) = 20/48.
What is a fraction?A fraction is written in the form of p/q, where q ≠ 0.
Fractions are of two types they are proper fractions in which the numerator is smaller than the denominator and improper fractions where the numerator is greater than the denominator.
The equivalent fraction for 2/3 is (3×2)/(3×3) = 6/9.
The equivalent fraction for 5/12 is (4×5)/(4×12) = 20/48.
We have to multiply the same number to both the numerator and denominator to get equivalent fractions.
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Quick please help
The graph below represents the number of toys Rudolfo has in his toy box after x number of
months. Which equation below best represents this graph?
A. Y=15x
B. Y=30x
C. Y= 1/15x
d. y = 10x
Answer:
I would say the answer is C
Step-by-step explanation:
Please help! I will mark Brainliest and 25+ pts.!
Delilah is d years old. Write an expression showing how old she will be in four years from now?
Answer:
d + (4)
Step-by-step explanation:
Set up iterated integrals for both orders of integration. Then evaluate the double integral using the easier order.
y dA, D is bounded by y = x − 6; x = y2
D
The value of the double integral using the easier order, ydA bounded by y = x − 6; x = y² is 125/12.
The double integral, indicated by ', is mostly used to calculate the surface area of a two-dimensional figure. By using double integration, we may quickly determine the area of a rectangular region. If we understand simple integration, we can easily tackle double integration difficulties. Hence, first and foremost, we will go over some fundamental integration guidelines.
Given, the double integral ∫∫yA and the region y = x-6 and x = y²
y = x-6
x = y²
y² = y +6
y² - y - 6 = 0
y² - 3y +2y - 6 = 0
(y-3) (y+2) = 0
y = 3 and y = -2
\(\int\int\limits_\triangle {y} \, dA\\ \\\)
= \(\int\limits^3_2 {y(y+6-y^2)} \, dx \\\\\int\limits^3_2 {(y^2+6y-y^3)} \, dx \\\\(\frac{y^3}{3} + 3y^2-\frac{y^4}{4} )_-_2^3\\\\\frac{63}{4} -\frac{16}{3} \\\\\frac{125}{12}\)
The value for the double integral is 125/12.
Integration is an important aspect of calculus, and there are many different forms of integrations, such as basic integration, double integration, and triple integration. We often utilise integral calculus to determine the area and volume on a very big scale that simple formulae or calculations cannot.
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Aram has been studying the mathematics behind pinball machines. He made the following diagram of one of his
observations. Determine the measure of the missing angle.
Given:
A diagram of Aram's observations.
To find:
The measure of the missing angle.
Solution:
From the given figure it is clear that the three angles \(52^\circ,x^\circ,68^\circ\) lie on a single point and right side of a straight line.
So, the sum of angle \(52^\circ,x^\circ,68^\circ\) must be \(180^\circ\).
\(52^\circ+x^\circ+68^\circ=180^\circ\)
\(x^\circ+120^\circ=180^\circ\)
\(x^\circ=180^\circ-120^\circ\)
\(x^\circ=60^\circ\)
Therefore, the measure of the missing angle is \(x^\circ=60^\circ\).
which of the following is a correct statement regarding the null hypothesis? the null hypothesis is sometimes called the alternative hypothesis. the null hypothesis is the one the researcher cares the most about. the null hypothesis claims the opposite of what the researcher believes. the null hypothesis is usually more accurate than the research hypothesis.
The correct statement regarding the null hypothesis is: the null hypothesis claims the opposite of what the researcher believes.
The null hypothesis is the claim that no relationship exists between two sets of data or variables being analyzed. The
null hypothesis is that any experimentally observed difference is due to chance alone, and an underlying causative
relationship does not exist, hence the term "null".
In research, the null hypothesis is a statement of no effect or no relationship between variables, while the alternative
hypothesis represents the effect or relationship the researcher is interested in demonstrating.
The purpose of statistical testing is to determine whether there is enough evidence to reject the null hypothesis in
favor of the alternative hypothesis.
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60 X 10^8
1.2 * 10^5
Answer:
if you can tell me what this ^means i can help you
find the perimeter when 96 triangles are put together in the pattern shown below. Assume that all triangle sides are 1 cm long.
The perimeter when 96 triangles are put together in the pattern shown below will be 98cm
Find the required triangle attached
In the diagram shown, we can see that we have 5 triangles.
The first thing we need to do is add one more triangle to have, six triangles,
Perimeter of the resulting 6 triangles = 6 + 2 = 8cm
For 8 triangles;
Perimter = 8 + 2 = 10cm
For "n" triangles;
Perimeter of n triangles = n + 2
Hence if 96 triangles are put together in the pattern shown below, hence
n = 96
Perimeter of the 96 triangles = 96 + 2
Perimeter of the 96 triangles = 98 cm
Hence the perimeter when 96 triangles are put together in the pattern shown below will be 98cm
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PLEASE ANSWER ASAP!!! Solve for X. 15=7x+3-5x X=_(simplify your answer)
Answer:
X=6
Step-by-step explanation:
Step 1: Simplify both sides of the equation.
15=7x+3−5x
15=7x+3+−5x
15=(7x+−5x)+(3)(Combine Like Terms)
15=2x+3
15=2x+3
Step 2: Flip the equation.
2x+3=15
Step 3: Subtract 3 from both sides.
2x+3−3=15−3
2x=12
Step 4: Divide both sides by 2.
2x2=122
x=6
Answer:
x=6
∆ABC is similar to ∆DEF. The ratio of the perimeter of ∆ABC to the perimeter of ∆DEF is 1 : 10. The longest side of ∆DEF measures 40 units.
The length of the longest side of ∆ABC is units. The ratio of the area of ∆ABC to the area of ∆DEF is .
Answer:
1/100
Step-by-step explanation:
the problem description is not copied fully.
but I think I understand it.
since the ratio of the perimeter is 1/10, so is then also the ratio for each side.
that means the longest side of ABC is 4 units (40/10), right ?
anyway, when the ratio of lengths and distance is 1/10, then the ratio for the area is 1/10×1/10 = 1/100.
because for the area (baseline × height / 2) two lengths have to be multiplied. and that multiplies the scaling factor twice into the calculation effectively squaring it as the area scaling factor.
and 1/10×1/10 = (1/10)² = 1/100
The distance on a map between a student’s house and her job is 6 cm. On the same map, the distance between her house and her school 8 cm. The actual distance from her house to school is 12 km. If d represents the approximate distance in km between her house and her job, what is d? A. 4 km B. 9 km C. 48 km D. 16 k
The approximate distance in km between her house and her job is 9 km.
What is the approximate distance?The map is a scale drawing of the places mentioned. A scale drawing is a smaller image of a larger place or diagram.
The scale of the map = 8cm : 12km
Distance between the house and the job = (12 x 6) / 8 = 9m
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b) Add the following equation:
x/3+4x/3
Answer:
5x/3
Step-by-step explanation:
For a renewal reward process consider Wn = (R1 + R2 +...+Rn) / (X1 + X1 +...+Xn) Where Wn represents the average reward earned during the first n cycles. Show that Wn -> E[R]/E[X] as n -> [infinity] (This is problem 20 in Ch 7 of Introduction to Probability Models 10th and 11 th editions) Note:I don't follow the solution in Chegg "Textbook Solutions" section.
Therefore, Wn = (R1 + R2 +...+Rn) / (X1 + X1 +...+Xn), Wn -> E[R]/E[X] as n -> [infinity] by using the law of large numbers.
The formula Wn = (R1 + R2 +...+Rn) / (X1 + X1 +...+Xn) represents the average reward earned during the first n cycles in a renewal reward process. To show that Wn -> E[R]/E[X] as n -> [infinity], we need to use the law of large numbers. This law states that as the number of observations increases, the sample average will converge to the expected value of the variable being observed. In this case, as n -> [infinity], the sample average Wn will converge to the expected value of the ratio E[R]/E[X], which is the desired result.
Therefore, Wn = (R1 + R2 +...+Rn) / (X1 + X1 +...+Xn), Wn -> E[R]/E[X] as n -> [infinity] by using the law of large numbers.
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Main Answer: As n approaches infinity, Wn converges to E[R]/E[X].
Supporting Question and Answer:
How can we show that a sequence of random variables converges to a certain value?
To show that a sequence of random variables converges to a certain value, we can use mathematical techniques such as the law of large numbers or limit theorems.
Body of the Solution:To show that Wn converges to E[R]/E[X] as n approaches infinity, we need to demonstrate that the limit of Wn as n approaches infinity is equal to E[R]/E[X].
Let's break down the problem step by step:
First, let's define the random variables involved:
R1, R2, ... Rn:
Rewards obtained during each cycle (assumed to be independent and identically distributed random variables).
X1, X2, ... Xn:
Lengths of each cycle (also assumed to be independent and identically distributed random variables).
We are given that y1 and y2 are linearly independent solutions to the homogeneous differential equation, which means they are distinct solutions and not proportional to each other.
The average reward earned during the first n cycles, Wn, is defined as the sum of rewards R1, R2, ..., Rn divided by the sum of cycle lengths X1, X2, ..., Xn.
To show that Wn converges to E[R]/E[X] as n approaches infinity, we need to show that the limit of Wn as n approaches infinity is equal to E[R]/E[X].
We can start by expressing Wn in terms of the expected values of R and X:
Wn = (R1 + R2 + ... + Rn) / (X1 + X2 + ... + Xn) = (1/n) * (R1 + R2 + ... + Rn) / (1/n) * (X1 + X2 + ... + Xn)
Now, let's consider the numerator (R1 + R2 + ... + Rn) and denominator (X1 + X2 + ... + Xn) separately:
The numerator (R1 + R2 + ... + Rn) is the sum of n independent and identically distributed random variables with mean E[R].
The denominator (X1 + X2 + ... + Xn) is the sum of n independent and identically distributed random variables with mean E[X].
As n approaches infinity, by the law of large numbers, the sum of these random variables will converge to n times their respective means. Therefore, we can rewrite the numerator and denominator as:
(R1 + R2 + ... + Rn) approaches n * E[R]
(X1 + X2 + ... + Xn) approaches n * E[X]
Substituting these limits into our expression for Wn:
Wn = (1/n) * (R1 + R2 + ... + Rn) / (1/n) * (X1 + X2 + ... + Xn) = (1/n) * (n * E[R]) / (n * E[X]) = E[R] / E[X]
Thus, we have shown that as n approaches infinity, Wn converges to E[R]/E[X].
This demonstrates that the average reward earned during the first n cycles, Wn, approaches the ratio of the expected reward E[R] to the expected cycle length E[X] as the number of cycles increases.
Final Answer: Therefore,we prove that Wn -> E[R]/E[X] as n -> [infinity].
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12. A Ford Taurus at Enterprise Rent-a-Car rents for $43.46 per day. You receive 150 free miles per day but are charged $0.25 per mile for any additional miles. How many miles can you drive per day, on average, and not exceed your daily budget of $60.00?
No of extra miles:-
\(\\ \tt\hookrightarrow 16.54/0.25=66.16mi\)
Now
Total average miles
\(\\ \tt\hookrightarrow 159+66.16=216.16mi/day\)
The number of miles that you can drive per day, on average, and not exceed your daily budget of $60.00 will be 216.16 miles.
What is a linear equation?A relationship between two or more parameters that, when shown on a graph, produces a linear model. The degree of the variable will be one.
The linear equation is given as,
y = mx + c
Where m is the slope of the line and c is the y-intercept of the line.
A Ford Taurus at Enterprise Rent-a-Car rents for $43.46 per day. You receive 150 free miles per day but are charged $0.25 per mile for any additional miles.
Let x be the number of miles that you drive and y be the total rent. Then the equation will be
y = 0.25(x - 150) + 43.46
Then the number of miles that you can drive per day, on average, and not exceed your daily budget of $60.00 will be
60 = 0.25(x - 150) + 43.46
60 = 0.25(x - 150) + 43.46
16.54 = 0.25(x - 150)
66.15 = x - 150
x = 150 + 66.15
x = 216.16 miles
Thus, the number of miles that you can drive per day, on average, and not exceed your daily budget of $60.00 will be 216.16 miles.
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The rectangle ABCD shown on the coordinate plane represents an overhead view of a piece of land. Each until represents 1,000 feet. What are the dimensions of the rectangular piece of land, in feet?
Assuming the rectangular piece of land is what is given in the image attached below, and each units = 1,000 ft, therefore:
Length = 8,000 ft
Width = 2,000 ft
Dimensions of a Rectangular ShapeRectangular shape has a dimension of length by width.On a coordinate plane, the number of units on the longest side of the rectangular shape is the length while the number of units on the shortest side is the width.Therefore, assuming the rectangular piece of land is what is given in the image attached below, and each units = 1,000 ft, therefore:
Length = 1,000 ft × 8 units = 8,000 ftWidth = 1,000 ft × 2 units = 2,000 ftLearn more about rectangle on:
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Find the surface area of the cone in terms of pi
17 cm height
3 cm radius
Not drawn to scale
Answer:
\(60\pi\:\mathrm{cm^2}\)
Step-by-step explanation:
The total surface area of a cone with radius \(r\) and slant height \(\ell\) is equal to \(SA=\pi r\ell+r^2\pi\).
What we're given:
\(r\) of 3 cm\(\ell\) of 17 cmSubstituting given values, we get:
\(SA=3\cdot 17\cdot \pi+3^2\pi,\\SA=51\pi+9\pi,\\SA=\boxed{60\pi\:\mathrm{cm^2}}\)
Help me out please !!!!
Answer:
B) 6<x<90
Step-by-step explanation:
48+42=90
48-42=6
There will be a number greater than and a number less than x.
90>6
6<x<90
Hope this helps :)
Are the graphs of -5y = 2x + 3 and y = 2/5 x + 4 parallel, perpendicular, or neither?
Answer:
perpendicular
Step-by-step explanation: