Answer:
3/2
Step-by-step explanation:
The graph rises 3 feet for each 2 seconds to the right. The slope is ...
rise/run = (3 ft)/(2 s) = (3/2) ft/s
The numerical value of the slope is 3/2 or 1.5. The associated units are feet per second.
eight plus the quotient of a number and 3 is 75
8 + x / 3 = 75
Minus 8 on both sides
x / 3 = 67
Multiply by 3 on both sides.
x = 201
Please someone help me! I need someone to be quick ASAP!
Answer:
Whats? explication?? khe??
Answer:
Step-by-step explanation:
Julie thinks this will mean the prices will be reduced to $0 after the four reductions because 4 x
25% = 100%.
Explain why Julie is wrong
Answer:
4x25/100=1
Step-by-step explanation:
How I came up with it
4÷100=25
25÷25=1
Julie will only get a 1% discount
Hope it helps
Please help interpret this pie chart.
The category that represents approximately one-fourth is drama
The percentage of comedy or news is 50%The percentage of others is 6%How to interpret the pie chartThe category that represents approximately one-fourth
As a general rule, approximately one-fourth of the chart is a section that covers 25% of the chart
Using the pie chart as a guide, we have the following:
Drama = 25% of the chart
This in other words mean that
Drama = one-fourth of the chart
Percentage of comedy or news
Using the pie chart as a guide, we have the following:
Comedy or news covers half the chart
This in other words mean that
Comedy or news = 50%
Percentage that chose others
Here, we have
Comedy = 18%
From the chart, we have
Others = 1/3 of Comedy
This means that
Others = 1/3 * 18%
So, we have
Others = 6%
Hence, the percentage is 6%
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12 - 15 divided by 3 - 3
Answer: 12-(15/3)-3 = 4
Step-by-step explanation:
12-(15/3)-3 = 4
What is the distance between the two end points in the graph below
Step-by-step explanation:
10 that's what my teacher told me
You designed invitations for the Thanksgiving dinner, and you want to order them soon. The current sizing 9 in. X 8 in. is too big so you would like to scale it down. on the website, you select a scale factor of 5:1. given the current measurements, what will the new measurements be?
Based on a scale factor of 5:1 of the current measurement of the Thanksgiving invitations, the new measurement will be 1.8 in. x 1.6 in.
What is the scale factor?The scale factor refers to the ratio of an original object or measurement and a new object.
The scale factor can refer to a larger or smaller representation of the original measurement. This implies that we can scale the original measurement down or up.
Current measurement = 9 in. X 8 in.
Scale factor = 5:1
= 20% (1/5 x 100)
Thus, the invitations designed with a current sizing of 9 in. x 8 in. can be scaled down with a scale factor of 5:1 to 1.8 in x 1.6 in.
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If the zeros of a quadratic functions are -2 and 4, which graph could represent the function? A. A parabola declines from (negative 3 point 1, 10) through (negative 3, 8), (negative 2, 0), (negative 1, negative 4), (1, negative) and rises through (2, negative 8), (3, negative 4), (4, 0), (5, negative 6), and (5 point 5, 10). B. A parabola declines from (negative 5 point 8, 10), (negative 5, 7), (negative 4, 0), (negative 8, negative 2), (negative 1, negative 8 point 4) and rises through (2, 0), (3, negative 6) and (3 point 9, 10). C. A downward open parabola rises from (negative 6 point 2, negative 10), (negative 5 point 2, negative 6), (negative 4, 0), (negative 3, 1) and declines through (negative 1 point 4, negative 2), (1, negative 4), (0, negative 8), and (0 point 5, 10). D. A downward open parabola rises from (negative 0 point 5, negative 10), (0, negative 8), (1, negative 4), (2, 0), (3, 1), and declines through (5, negative 4), (6, negative 8), and (6 point 5, negative 10) on the x y coordinate plane.
Option A. The only graph that could represent the function with the zeros of -2 and 4 is the graph is : A parabola declines from (negative 3 point 1, 10) through (negative 3, 8), (negative 2, 0), (negative 1, negative 4), (1, negative) and rises through (2, negative 8), (3, negative 4), (4, 0), (5, negative 6), and (5 point 5, 10).
How to determine the graphThe zeros of a quadratic function are the x-values where the function equals zero (where it crosses the x-axis). In this case, you mentioned that the zeros of the function are -2 and 4.
Looking at the provided options:
A. This graph crosses the x-axis at (-2, 0) and (4, 0), which are indeed the zeros of the function. Therefore, this could be a possible representation of the function.
B. This graph crosses the x-axis at (-4, 0) and (2, 0). These are not the zeros given for the function (-2 and 4), so this graph is not a possible representation of the function.
C. This graph crosses the x-axis at (-4, 0), but it never crosses at x=4. Instead, it crosses at x=2. Therefore, this is not a possible representation of the function.
D. This graph crosses the x-axis at (2, 0), but does not cross the x-axis at x=-2. Therefore, this is not a possible representation of the function.
So, the only graph that could represent the function with the zeros of -2 and 4 is the graph provided in Option A.
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There are 30 flowers 2/5 are daisies 1/6 are roses the rest are carnations may many carnations are in the vase
Answer:
14
Step-by-step explanation:
If you add 2/5 of 30 (12) to 1/6 of 30 (5) you get 16. You then subtract 30-16! I hope this helps, and have a great day!
Total Marks
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Dale Alpiou
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Q2 Which statement is true?
All squares are rhombi.
All rectangles are rhombi.
All parallelograms are rectangles.
All trapezoids are parallelograms.
Answer:
All parallelograms are rectangles.
60° 2x + 149 degrees
Answer:
x = 23
Step-by-step explanation:
60°=x+14
60+14=84=X
Write y=-1/3x+2 in standard form
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\(y = - \frac{1}{3} x + 2 \\ \)
Multiply sides by 3
\(3y = - x + 6\)
Add sides x
\(x + 3y = 6\)
Done...
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What two numbers multiply to -35 and add to get -18
he two numbers that multiply to -35 and add to get -18 are -5 and 3.
To see why, you can use the factoring method. First, find two numbers that multiply to give you -35. The factors of -35 are -1, 1, -5, and 5. So, the two numbers that multiply to -35 are either -5 and 7 or 5 and -7.
Next, find which pair of numbers adds up to -18. It's clear that 5 and -7 add up to -2, so they don't work. However, if we choose -5 and 3, we get:
-5 + 3 = -2
So, -5 and 3 are the two numbers that multiply to -35 and add to -18.
How many solutions does this system of equations have?
Answer:
It has two solutions
Explanation :
This is a quadritic equation it has two solutions the first is to find the value of x and the second the value of y.
A plane that carries mail makes a round trip each day from Chicago to New York. It makes 2 intermediate stops on the way to New York and 3 intermediate stops on the way back to Chicago. Suppose you make a graph of the altitude of the plane for one day, with time on the horizontal axis and altitude on the vertical axis. How many times will the graph touch the horizontal axis?
5
7
8
Stops means height is 0 then
So
Total stops while NY=2Total stops while Chicago=3Total stops on both:-
2+35The graph will reach horizontal axis 5times
Please need help on this one h as be no clue how to do this
Answer:
\(y=\frac{1}{6}x+\frac{2}{3}\)
Step-by-step explanation:
(8,2) (2,1)
First, you will need to find the gradient (or the m value in \(y=mx+b\))
\(m=\frac{y2-y1}{x2-x1}\)
y2=1
y1=2
x2=2
x1=8
Now we can plug in these values to get the m value.
\(m=\frac{1-2}{2-8}\)
Because the numerator and the denoinator will be negative, we needed to divide them to get a positive fraction.
\(m=\frac{-1}{-6} \\m=\frac{1}{6}\)
Now we need to find the line of the equation using the following equation:
\(y-y1=m(x-x1)\)
Now plug in the values using x1 and y1.
\(y-2=\frac{1}{6} (x-8)\)
We can use the distributive property to distribute the \(\frac{1}{6}\).
\(y-2=\frac{1}{6}x-\frac{4}{3}\)
Lastly, we can add 2 to both sides to cancel out the -2 on the left to give us our equation.
\(y=\frac{1}{6}x+\frac{2}{3}\)
Hey teacher corrected eight math quizzes in 16 minutes at this rate how many minutes will it take the teacher to correct 64 quizzes
Answer:
no im pretty sure the answer is 128
Step-by-step explanation:
it took the teacher 2 minutes to grade each test so if you multiply 64x2 you get 128.
Implicit differentiation help
Answer:
There is no specific formula for doing implicit differentiation. Instead, we just differentiate the function on both sides without ignoring the chain rule and solving the resultant equation for dy/dx. Wherever we differentiate something with y, just multiply the derivative by dy/dx also.
Step-by-step explanation:
There is no specific formula for doing implicit differentiation. Instead, we just differentiate the function on both sides without ignoring the chain rule and solving the resultant equation for dy/dx. Wherever we differentiate something with y, just multiply the derivative by dy/dx also.
A dilation is a transformation in which the _____, but not the shape, of a geometric figure is changed.
1/6 x^3 = -36. It is supposed to be a radical equation, solve if you can. Thanks!
Answer:
-6
Step-by-step explanation:
x^3 = -6*36 = -6*6*6 = (-6) * (-6) * (-6) = (-6)^3
so x = -6
What is the total weight of candy in a 5/6 pound bag site
We can see here that the total weight of candy in a 5/6 pound bag site is 377 grams.
What is weight?Weight is a measure of the force exerted by gravity on an object. It is the measure of how heavy an object is. Weight is typically expressed in units such as pounds or kilograms. The weight of an object can vary depending on the gravitational force acting on it.
There are 16 ounces in a pound.
Thus, a 5/6 pound bag of candy weighs
5/6 × 16 = 13.3 ounces.
If you want to know the weight in grams, 13.3 ounces is equal to 377 grams.
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Given that f(x) = 2x + 5 and g(x) = x − 7, solve for f(g(x)) when x = −3. (1 point) −15 −8 10 25
Answer:
-15
Step-by-step explanation:
When functions are "nested" like this (nested is not a math word; the mathy word is composed or composition) you need to start all the way on the inside.
f(g(-3))
means find g(-3) first, then put that answer into f.
g(x) = x - 7
g(-3) = -3 - 7
g(-3) = -10
We found g(-3) is -10, so now put -10 into f.
f(x) = 2x + 5
f(-10) = 2(-10) + 5
= -20 + 5
= -15
will mark brainleist pls help
Answer:
x = 31°
Step-by-step explanation:
the sum of the 3 angles in a triangle = 180° , that is
x + 54° + 95° = 180°
x + 149° = 180° ( subtract 149° from both sides )
x = 31°
What is the mode of the data set (30,28,30,45,40,37,35)? Level 1-2
28
30
45
37
help helpppp
Comparative and absolute advantage
Loc and Ashima are farmers. Each one owns a 14-acre plot of land. The following table shows the amount of maize and squash each farmer can produce per year on a given acre. Each farmer chooses whether to devote all acres to producing maize or squash or to produce maize on some of the land and squash on the rest.
Maize
Squash
(Pounds per acre)
(Pounds per acre)
Loc 6 2
Ashima 4 4
On the following graph, use the blue line (circle symbol) to plot Loc's production possibilities frontier (PPF), and use the purple line (diamond symbol) to plot Ashima's PPF.
Loc's PPF
Ashima's PPF
0
70
140
210
280
350
420
490
560
630
700
140
126
112
98
84
70
56
42
28
14
0
SQUASH (Pounds)
MAIZE (Pounds)
has an absolute advantage in the production of maize, and has an absolute advantage in the production of squash.
Loc's opportunity cost of producing 1 pound of squash is
pounds of maize, whereas Ashima's opportunity cost of producing 1 pound of squash is
pounds of maize. Because Loc has a opportunity cost of producing squash than Ashima, has a comparative advantage in the production of squash, and has a comparative advantage in the production of maize.
As Ashima has a lower opportunity cost of producing squash than Loc (1 pound of maize versus 3 pounds of maize), she has a comparative advantage in the production of squash.
What exactly is opportunity cost?
Opportunity cost is the value of the best alternative forgone when making a decision. In other words, it is the cost of choosing one option over another, measured in terms of the benefits lost from not choosing the next best alternative.
Now,
Loc has an absolute advantage in the production of maize because he can produce 6 pounds of maize per acre, whereas Ashima can only produce 4 pounds of maize per acre. Similarly, Ashima has an absolute advantage in the production of squash because she can produce 4 pounds of squash per acre, whereas Loc can only produce 2 pounds of squash per acre.
To find the opportunity cost of producing 1 pound of squash for each farmer, we need to calculate the amount of maize they would have to give up to produce that 1 pound of squash. For Loc, the opportunity cost of producing 1 pound of squash is 3/1 = 3 pounds of maize, since he can produce 6 pounds of maize per acre and only 2 pounds of squash per acre. For Ashima, the opportunity cost of producing 1 pound of squash is 1/1 = 1 pound of maize, since she can produce 4 pounds of both maize and squash per acre.
Since Ashima has a lower opportunity cost of producing squash than Loc (1 pound of maize versus 3 pounds of maize), she has a comparative advantage in the production of squash. Conversely, since Loc has a lower opportunity cost of producing maize than Ashima (1/3 pound of squash versus 1 pound of squash), he has a comparative advantage in the production of maize.
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Perform the following mathematical operation, and report the answer to the appropriate number of significant figures.
1204.2 + 4.72613 = [?]
The answer is not 1208.92613 / 1200
Answer:
1,208.92613
Step-by-step explanation:
this is the answer
2. The ramp above connects two vertical supports,
forming two similar triangles: AADE~ AABC. Side AC corresponds to which side in the other triangle?
Answer:
3. What is the length of side BC?
The side AC corresponds to the side AC in the other triangle and the length of BC is 15 units
Side AC corresponds to which sideFor two triangles to be similar, the corresponding sides of the triangles must be in proportion
Having said that
The side AC corresponds to the side AC in the other triangle
What is the length of side BC?The length BC is calculated as
BC/9 = 25/15
Express as products
So, we have
BC = 9 * 25/15
Evaluate the products
BC = 15
Hence, the length of BC is 15 units
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what is the equation of a line that passes through the points (2,5) and (4,3)
The equation of a line that passes through points (2,5) and (4,3) is
y = -x+7.
Finding the equation of a line:
First, we need to find out the slope for the given points.
(X1,Y1) = (2,5)
(X2,Y2) = (4,3)
formula for slope(m) = \(\frac{Y2 - Y1}{X2 - X1}\)
substitute the points in the above formula
\(\frac{3 - 5}{4 - 2}\) = \(\frac{-2}{2}\)
\(\frac{-2}{2}\) = -1
slope for the given points(m) = -1.
m = -1
The equation of a line is y-y1 = m(x-x1), where x and y are variables.
substituting the values in the above equation then :
y-5 = -1(x-2)
y-5 = -x+2
y+x = 2+5
x+y = 7
y = -x+7
Therefore, the equation of the line passing through the points (2,5) and (4,3) is y = -x+7
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Please help with this problem
The sum of the two matrices will be \(A+B = \left[\begin{array}{ccc}-1&-13&7\\5&-14&0\\7&1&4\end{array}\right]\). The correct option is A.
What is the matrix?A matrix, which is used to represent a mathematical object or an attribute of one, is a rectangular array or table containing numbers, symbols, or expressions that are organized in rows and columns.
The given matrices are:-
\(A = \left[\begin{array}{ccc}7&-6&2\\6&-5&-7\\2&-8&8\end{array}\right]\)
\(B = \left[\begin{array}{ccc}-8&-7&5\\-1&-9&7\\-5&9&-4\end{array}\right]\)
The sum of the matrix will be:-
\(A+B = \left[\begin{array}{ccc}(7-8)&(-6-7)&(2+5)\\(6-1)&(-5-9)&(-7+7)\\(2+5)&(-8+9)&(8-4)\end{array}\right]\)
\(A+B = \left[\begin{array}{ccc}-1&-13&7\\5&-14&0\\7&1&4\end{array}\right]\).
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1. The most useful statistical instrument to be used with big number of
respondents is______
2._______
is being carried out through personally asking questions to
knowledgeable people about the data needed.
3. The question "Do you prefer answering Self Learning Modules (SLM) than
workbooks?" is an example of________
4. The changes in characteristics, behavior and__________
of the people
observed are the focus of observation.
5.________
is a type of question that allows someone to give a free-form
answer.
The answer to all parts is shown below.
1. The most useful statistical instrument to be used with a big number of respondents is a survey questionnaire.
This allows researchers to collect data from a large sample size efficiently and in a standardized manner, ensuring that all respondents are asked the same questions in the same order. Online surveys are particularly useful as they can reach a wider audience and allow for easy data analysis.
2. The process you are referring to is called "expert interviews".
3. This is an example of a survey question that measures a respondent's preference.
4. The changes in characteristics, behavior, and attitudes of the people observed are the focus of observation.
5. Open-ended question.
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