Answer:
Sample Response: The vertical line test is a way to determine if a relation is a function. This test determines if one input has exactly one output on the graph. If any vertical line passes through more than one point on the graph, then the relation is not a function because two different outputs have the same input.
Step-by-step explanation:
I just got the sample response.
The vertical line test is a method used to determine whether a graph represents a function or not.
The vertical line test is a method used to determine whether a graph represents a function or not. It is a visual tool that helps identify if there is a unique output for every input value in a given graph.
To perform the vertical line test, imagine a vertical line that can be moved across the graph. If the vertical line intersects the graph at only one point for every possible position, then the graph represents a function.
In other words, if no vertical line passes through the graph in more than one location, the graph passes the vertical line test and is considered a function.
The vertical line test is a simple and effective way to check if a graph represents a function visually. It helps determine the relationship between the input and output values and identifies whether there is a one-to-one correspondence or not.
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Jamie borrow 2,000 to purchase new living room furniture.she will pay an 8% interest rate over 2 years.how much will she pay in interest
Answer:
Jamie would pay an extra $332.80
Step-by-step explanation:
Find the area of the shaded region
Answer:
68 units sq
Step-by-step explanation:
You have to find the total area of all the shapes and subtract the unshaded.
(9 + 17) * 8 / 2, formula
26 * 4 = 104
Then find the unshaded part
9 * 8 / 2
9 * 4
= 36
104 - 36 = 68
Answer:
68
Step-by-step explanation:
The formula of a trapezoid is \(A = \frac{a+b}{2} h\)
Use the values given in the equation:
\(A = \frac{17+9}{2} *8\)
A = 13*8
A=104 (This the area of the overal trapezoid)
To find the area of the inner unshaded triangle, simply multiply 9 (Base) times height (8) * 1/2 to get 36
Then subtract 36 from 104 and you get 68
is b a scale copy of a yes or no explain your reasoning
Figure B is not a scale copy of figure A. The answer is NO. The corresponding lengths of both figures have different ratios.
How to Determine a Scale Copy of a Figure?If a figure is the scale copy of another figure, the corresponding side lengths of both figures would be proportional to each other, which means their ratios would be the same.
From the figure given, the ratios of their side lengths are:
18/9 = 2
12/12 = 1
30/15 = 2
This shows that their ratios are not the same.
Therefore, we can conclude that figure B is not a scale copy of figure A. The answer is NO. The corresponding lengths of both figures have different ratios.
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Find the inversion point of the given point (4, 5) with respect to the circle x² + y² - 4x - 6y - 3 = 0. Also, show in the graph.
The inversion point of (4, 5) with respect to the circle x² + y² - 4x - 6y - 3 = 0 is (6, 7).
Finding the inversion pointTo find the inversion point of the given point (4, 5) with respect to the circle x² + y² - 4x - 6y - 3 = 0, we need to follow these steps:
Step 1: Write the equation of the given circle in standard form by completing the square for x and y: (x - 2)² + (y - 3)² = 16.
Step 2: Find the radius of the circle by taking the square root of the constant term: r = √16 = 4.
Step 3: Find the distance between the given point (4, 5) and the center of the circle (2, 3) using the distance formula: d = √[(4 - 2)² + (5 - 3)²] = √8.
Step 4: Use the formula for inversion point to find the coordinates of the inversion point (x', y'): (x', y') = (h + r²/d² * (x - h), k + r²/d² * (y - k)), where (h, k) is the center of the circle and r is the radius.
Plugging in the values, we get: (x', y') = (2 + 4²/8 * (4 - 2), 3 + 4²/8 * (5 - 3)) = (6, 7).
Therefore, the inversion point of the given point (4, 5) with respect to the circle x² + y² - 4x - 6y - 3 = 0 is (6, 7).
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please answer my question
Answer:
0π
Step-by-step explanation:
After you add 5 and divide by 7, you find you're looking for solutions to ...
cos(θ) = 1
Your knowledge of the cosine function tells you the solution is ...
θ = 0 . . . . . matches the last choice (only)
___
Any multiple of 2π is a solution, but the only one in the allowed domain is 0π.
Question 2:
The LCM is____.
24 i think
an LCM is the lowest number that applies to all numbers in your equation
A ball is thrown upward and outward from a height of 8 feet. The height of the ball, f(x), in feet, can be modeled by
f(x) = -0.1x² +0.6x+8
where x is the ball's horizontal distance, in feet, from where it was thrown. Use this model to solve parts (a) through (c).
WEB
a. What is the maximum height of the ball and how far from where it was thrown does this occur?
The maximum height is feet, which occurs feet from the point of release.
(Round to the nearest tenth as needed.)
Check the picture below.
let's change the decimal values to fractions, say 0.1 to 1/10 and 0.6 to 6/10 = 3/5, so then
\(\textit{vertex of a vertical parabola, using coefficients} \\\\ y=\stackrel{\stackrel{a}{\downarrow }}{-\frac{1}{10}}x^2\stackrel{\stackrel{b}{\downarrow }}{+\frac{3}{5}}x\stackrel{\stackrel{c}{\downarrow }}{+8} \qquad \qquad \left(-\cfrac{ b}{2 a}~~~~ ,~~~~ c-\cfrac{ b^2}{4 a}\right)\)
\(\left(-\cfrac{~~ \frac{3}{5}~~}{2\frac{-1}{10}}~~,~~8-\cfrac{\left( \frac{3}{5} \right)^2}{4\left(-\frac{1}{10} \right)} \right)\implies \left(\cfrac{~~ \frac{3}{5}~~}{\frac{1}{5}}~~,~~8+\cfrac{\frac{9}{25}}{\frac{2}{5}} \right)\)
\(\left( \cfrac{3}{5}\cdot \cfrac{5}{1}~~,~~8+\left[ \cfrac{9}{25}\cdot \cfrac{5}{2} \right] \right)\implies \left(3~~,~~8+\cfrac{9}{10} \right)\implies \stackrel{\stackrel{\textit{maximum height}}{\qquad \downarrow }}{\underset{\underset{\textit{horizontal distance}}{\uparrow \qquad \quad }}{\left( 3~~,~~8\frac{9}{10} \right)}}\)
Choose all the options that cannot be part of the net of a cube
Answer:
all of the above(ans)
Help !!
centimeters and millimeters <3
1 cm = 10 mm. Length of book : 28 cm. Length of book = 280 mm. This shows that measurements in mm are the same but look to have a higher number .
How to compare centimeters and millimeters ?The conversion factor provided states that 1 cm is equal to 10 mm, which means that 1 cm is made up of 10 individual millimeters.
The length of my book in when measured in millimeters is 280 mm.
In centimeters, this is therefore:
= 280 mm / 10 cm /mm
= 28 cm
Although the numerical value appears higher when expressed in millimeters, it is important to note that the actual length of the book remains the same.
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How do i find the remaining angles without a protractor?
Answer:
For Triangles:
To find remaining angles, implying that you have angles already given to you, you would mark your unknown angle as a variable, x per say, then you would add together the angles that you do have and you would subtract that by 180 degrees because all triangles angles sum up to 180 degrees. So when you subtract that you should be able to find your unknown angle.
The Comfy Couch Store allows Sheila to purchase furniture items and pay over time. The scatter plot shows the relationship between the number of payments Sheila makes and the remaining balance she needs to pay:
The equation of the line y = (2/3)x + 35 is the trend line for the given data in the scatter plot.
Given, the Comfy Couch Store allows Sheila to purchase furniture items and pay over time.
The given scatter plot shows the relationship between the number of payments Sheila makes and the remaining balance she needs to pay.
On solving the given scatter plot,
we get the trend line as
y = (2/3)x + 35
Hence, the equation of the line y = (2/3)x + 35 is the trend line for the given data in the scatter plot.
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(PLEASE ANSWER THIS SERIOUSLY! ITS FOR A TEST) Move the yellow dots in order to make the segments intersect. Let the intersection be called point X. Make the lines intersect in such a way that ∠TXV is an obtuse angle less than 135°. Afterwards, use the protractor to determine the precise measure of all four angles. You should redraw the lines if ∠TXV is not the proper size.
Answer:)Angle FIH and GIE after keeping angle EIH at 140° is 40° while ∠FIG will is the opposite angle of ∠EIH so it will remain the same as 140°.
Step-by-step explanation:We need to intersect both lines and make ∠EIH > 135°
So,Let's keep ∠EIH = 140°
Then,∠FIG = 140° (opposite angle)∠FIH = ∠GIE = x (opposite angle)
Now,The Sum of all angles around I will be 360 degrees.
So,140 + x + 140 + x = 360 ,2x + 280 = 360, 2x = 80 ⇒ x = 40°.
What order is
5/6 feet long 5/3 feet long 3/2 feet long
The order of the given fractions will be 5/3>3/2>5/6.
What exactly is a fraction?
A fraction is a mathematical term that represents a portion or part of a whole. It represents the equal parts of the whole. A fraction has two components: the numerator and the denominator. The top number is referred to as the numerator, while the bottom number is referred to as the denominator. The denominator describes the total number of equal parts in a whole, whereas the numerator defines the number of equal parts taken.
5/10, for example, is a fraction.
In this case, 5 is the numerator and 10 is the denominator.
Now,
Given fractions are 5/6 ,5/3, 3/2
lets make the denominator same
Divide and multiply fraction 2 and 3 by 2 and 3 respectively
then fractions are 5/6, 10/6, 9/6
so, the order will be 10/6>9/6>5/6 i.e. 5/3>3/2>5/6
hence,
The order of the given fractions will be 5/3>3/2>5/6.
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The area of a sector of an circle of a radius 5 cm, formed by an arc of length is 3.5cm. what is the answer
Answer:
8.75cm²
Step-by-step explanation:
First we need to find the angle subtended by the arc
L = theta/360 * 2pir
3.5 = theta/360 * 2*3.14(5)
3.5 = theta/360 * 31.4
theta/360 = 3.5/31.4
theta/360 = 0.11146
theta = 0.11146 * 360
theta = 40.13 degrees
Area of the sector = theta/360 * pir^2
Area of the sector = 40.13/360 * 3.14*25
Area of the sector = 40.13/360 * 78.5
Area of the sector = 8.75cm
Hence the area of the sector is 8.75cm²
-5X +1 92 - 321+13 - 12X
Plz I need help
Answer:
x= 116/17
Step-by-step explanation:
5x+192−321+13=−12x
Step 1: Simplify both sides of the equation.
5x+192−321+13=−12x
5x+192+−321+13=−12x
(5x)+(192+−321+13)=−12x(Combine Like Terms)
5x+−116=−12x
5x−116=−12x
Step 2: Add 12x to both sides.
5x−116+12x=−12x+12x
17x−116=0
Step 3: Add 116 to both sides.
17x−116+116=0+116
17x=116
Step 4: Divide both sides by 17.
17x/17=116/17
x = 116/17
Write your answer as an integer or as a decimal rounded to the nearest tenth.
Applying the sine rule the value of side w is calculated to be 6.2
How to find the size of wThe size of w is calculated using the sine rule which states that the ratio of a side and the opposite angles are equal
the formula is
Sin A / a = Sin B / b = Sin C / c
applying the formula for the problem
Sine W / w = Sine X / x
plugging in the values
Sine 38 / w = Sine 84 / 10
cross multiplying
w = 10 x Sin 38 / Sine 84
x = 6.185
x = 6.2 to the nearest tenth
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12. A plot of land is used to grow flowers. of the land is allocated for orchids. 2 After the orchids have been planted, of the remaining land is allocated for roses. After orchids and roses have been planted, 0.75 of the remaining land is allocated for tulips. What fraction of the plot of land is not occupied by the flowers?
The fraction of the plot of land not occupied by the flowers is 0.0625 or 1/16.
Let's calculate the fraction of the plot of land that is not occupied by the flowers.
Given that initially, 1/4 of the land is allocated for orchids, we have 1 - 1/4 = 3/4 of the land remaining.
After planting the orchids, 2/3 of the remaining land is allocated for roses. Therefore, the fraction of land allocated for roses is (2/3) * (3/4) = 2/4 = 1/2.
Subtracting the land allocated for roses from the remaining land, we have 3/4 - 1/2 = 1/4 of the land remaining.
Finally, 0.75 of the remaining land is allocated for tulips. Therefore, the fraction of land allocated for tulips is 0.75 * (1/4) = 0.1875.
To find the fraction of the plot of land not occupied by the flowers, we subtract the fractions of land allocated for flowers from 1:
1 - (1/4 + 1/2 + 0.1875) = 1 - 0.9375 = 0.0625.
Therefore, the fraction of the plot of land not occupied by the flowers is 0.0625.
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I need help finding the circumference of this circle
A company purchased 10,000 pairs of men's slacks for $19.36 per pair and marked them up $22.33 What was the selling price of each pair of slacks? Use the formula
Answer:
$41.69
Step-by-step explanation:
The computation of the selling price of the each pair of slacks is as follows:
Given that
Cost = $19.36 per pair
Markup = $22.33
As we know that
Markup = Sell Price - Cost
So,
Sell Price = Cost + Markup
= $19.36 + $22.33
= $41.69
Hence, the selling price is $41.69
For this question “ followed by a number will mean to the power of.
I need the solution for x,y, and z with steps please
(3*5)”4*(2*3)”5*(2*5)”7= 2”x*3”y*5”z
Please and thank you
The solution for x, y, and z is x = 2, y = 2, and z = 2.
To solve the equation (35)"4(23)"5(25)"7 = 2"x3"y*5"z, let's break it down step by step:
Simplify the expressions within the parentheses using the power of operator ("^").
\((35)"4 = 15^4\\(23)"5 = 6^5\\(2\times5)"7 = 10^7\)
Apply the power rule of exponents, which states that \((a^b)^c = a^{(b\times c).\)
\(15^4 \times 6^5 \times 10^7 = (15610)^{(4+5+7)\)
Simplify the expression within the parentheses.
\((15610)^{16 }= 900^{16\)
Express both sides of the equation in terms of prime factors.
\(900 = 2^2 \times 3^2 \times 5^2\)
quate the powers of the prime factors on both sides of the equation.
\(2^2 \times 3^2 \times 5^2 = 2"x \times 3"y \times 5"z\)
From this, we can conclude that x = 2, y = 2, and z = 2.
Therefore, the solution for x, y, and z is x = 2, y = 2, and z = 2.
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It takes 8 men 9 hours to dig a hole 20 deep. How long would it take 10 men to dig the hole if they work at the same rute?
It would take 10 men approximately 7.2 hours to dig the hole if they work at the same rate.
To find out how long it would take 10 men to dig the same hole if they work at the same rate, we can use the concept of man-hours.
We are given that 8 men can dig the hole in 9 hours.
This means that the total man-hours required to complete the task is 8 men \(\times\) 9 hours = 72 man-hours.
Since the number of men has increased to 10, we need to determine the new time it would take for them to complete the task at the same rate.
If we assume that the work rate remains constant, the total man-hours required to dig the hole would still be the same, which is 72 man-hours.
To find the new time, we divide the total man-hours by the number of men:
72 man-hours / 10 men = 7.2 hours.
Therefore, it would take 10 men approximately 7.2 hours to dig the hole if they work at the same rate.
Note: It's important to keep in mind that this calculation assumes a linear relationship between the number of men and the time taken.
In practice, other factors such as coordination and efficiency may come into play, potentially affecting the actual time required.
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Find a . the mean ; b . the deviation from the mean for each data item ; and c . the sum of the deviations in part ( b ) for the following group of data items . 155 , 156 , 162 , 164 , 168
(a) The mean of the data item from the group data is 161.
(b) The deviation from the mean for each data is -6,-5,1,3 and 7. respectively.
(c) The sum of the deviation is 0
What is a group data?Grouped data are data formed by aggregating individual observations of a variable into groups, so that a frequency distribution of these groups serves as a convenient means of summarizing or analyzing the data.
(a) To find the mean of the data, we use the formula below.
Formula:
M = ∑x/n.......... Equation 1Where:
M = Mean = ?∑x = Sum of each data = 155+156+162+164+168 = 805n = Total number of data item = 5Substitute these values into equation 1
M = 805/5M = 161(b) To calculate the deviation from the mean (M') for each of the data item we use the formula below.
M' = x-M
For data 115,
M' = 155-161 = -6For data 156,
M' = -5For data 162,
M' = 162-161 = 1For data 164,
M' = 164-161M' = 3For data 168,
M' = 168-161M' = 7(c) The sum of the deviation is
∑M' = -6+(-5)+1+3+7∑M' = 0Hence, the mean, the diaviation from the mean is -6,-5,1,3 and 7 and the sum of the deviation of the data is 161 and 0 respectively,
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Solve for x using the special right triangle
Answer:
x = 36√2
Step-by-step explanation:
Reference angle = 30°
Side length opposite to 30° = 12√6
Adjacent length = x
Apply TO A to find x.
Tan 30° = Opp/Adj
Tan 30° = 12√6/x
multiply both sides by x
x*Tan 30° = 12√6
Divide both sides by Tan 30°
x = (12√6)/Tan 30°
x = (12√6)/(1/√3) (tan 30° = 1/√3)
x = (12√6) × (√3/1)
x = 12√18
x = 12√(9*2)
x = 12*3√2
x = 36√2
What is the ratio (red to blue) of the corresponding side lengths of the similar triangles
Given:
The two similar triangles are given.
To find:
The ratio (red to blue) of the corresponding side lengths of the similar triangles
Explanation:
Let us take the length of the one side of the red triangle.
\(s=8\)The length of the corresponding side in the blue triangle is,
\(S=20\)So, the ratio from red to blue is,
\(\begin{gathered} \frac{s}{S}=\frac{8}{20} \\ =\frac{2}{5} \\ =2:5 \end{gathered}\)Final answer:
The ratio (red to blue) of the corresponding side lengths of the similar is 2:5.
what is importance of banks to ecomics
Answer:
They do transactions from such a large distance
Step-by-step explanation:
Banks make it far easier for a complex economy to carry out the extraordinary range of transactions that occur in goods, labor, and financial capital markets. Banks are a critical intermediary in what is called the payment system, which helps an economy exchange goods and services for money or other financial assets.
Which question is best modeled with a division expression?
O How far can you travel using 7 gallon of gas in a car that gets 18 miles per gallon?
3
O How far can you travel in a car driving at an average rate of 52 miles per hour for
4 hour?
3
O How fast are you driving, in miles per hour, if you travel 18 miles in a hour?
3
O How fast are you driving if you travel at 2 the speed of a car moving at 52 miles per hour?
Answer:
c
Step-by-step explanation:
Amelia needs to buy some dog food. At the nearest store ,5 bags of dog food cost 12.50 how much would Amelia spend on three bags
Answer:
$7.50
Step-by-step explanation:
the question can be represented with:
12.5/5 and x/3
12.5/5 is 2.5, so that means each bag of dog food is $2.5
So then you multiply 2.5 by 3, = 1.20, so 3 bags of dog food is $7.50.
Answer:
Step-by-step explanation:
Remark
I take it you mean 5 and not 0.5.
If that is the case, this is a proportion question. A proportion consists of 4 parts. If you know 3 of the parts, you can solve for the 4th one.
Formula
Number of bags/Cost = new number of bags/Cost of the new number
Givens
original Number of bags = 5
Cost = 12.50
New number of bags = 3 bags
Cost = x
Solution
5/12.50 = 3/x Cross Multiply
5x = 12.50 * 3 Combine the right
5x = 37.5 Divide by 5
5x/5 = 37.5/5
x = 7.5
Answer: 3 bags cost 7.50 dollars.
A high school soccer goalie blocked the ball from going into the goal 4 out of 5 times if the ball was kicked toward the goal 40 times how many blocks did the goalie make
Answer:
32 times
Step-by-step explanation:
4/5:x/40 ----x=32
A florist currently makes a profit of $20 on each of her celebration bouquets and sells an average of 30 bouquets every week. She noticed that when she reduces the price such that she earns $1 less in profit from each bouquet, she then sells three more bouquets per week. The relationship between her weekly profit, P(x), after x one-dollar decreases is shown in the graph below.
A graph for p of x is a downward open parabola with its vertex at (5, 725) and passes through the points (negative 10, 0), and (20, 0).
Use the graph to complete each statement about this situation.
The maximum profit the florist will earn from selling celebration bouquets is $.
The florist will break-even after one-dollar decreases.
The interval of the number of one-dollar decreases for which the florist makes a profit from celebration bouquets is ( , ).
Answer:
The maximum profit the florist will earn from selling celebration bouquets is $725.
The florist will break-even after one-dollar decreases when her profit is zero. From the graph, this occurs at x = 10. So the florist will break-even after 10 one-dollar decreases.
The interval of the number of one-dollar decreases for which the florist makes a profit from celebration bouquets is (0, 10). This is because the profit is positive for values of x between 0 and 10, and becomes negative after 10.
Step-by-step explanation:
what are all of the multiples of 69,420??
Answer: 69 and 420
Step-by-step explanation: