Answer: The third one.
Step-by-step explanation:
A translation of six units down will change the value of the y-coordinate. In this case, you would take the y-coordinates of each point and subtract by 6 units. Your x-coordinate values will not change. The first option and the last option can automatically be omitted due to a change in the value of the x-coordinate. The second option shows a translation of 6 units UP, so the right value changed, but not the right way.
The third option has a 6 unit decrease in the y-coordinate, along with no change to your x-coordinate, making C) your correct answer.
Mariana buys a $10 pair of flip flops that is 15% off. How much change will Mariana receive when she buy=
them with a $20 bill.
Answer:
$11.50
Step-by-step explanation:
15% of 10 is 1.5
10-1.5=8.5
20-8.5=11.5
a company has given you the task to research the amount of snowfall in cleveland from december to february. would you be more interested in looking at the mean, median, or mode?
The number of measurements, and the mode being the most frequently occurring value among the snowfall measurements.
The mean, median, and mode are all useful measures of central tendency when researching the amount of snowfall in Cleveland from December to February. The mean is calculated by adding up all of the snowfall measurements and dividing that by the number of measurements. For example, if there were 4 snowfall measurements of 10, 20, 30 and 40 inches, the mean would be 25 inches (10+20+30+40 / 4). The median is the middle value of the snowfall measurements when they are arranged from least to greatest. In this example, the median would be 25 inches as well. The mode is the most frequently occurring value among the snowfall measurements. In this example, the mode is also 25 inches.
The mean, median and mode are all useful measures of central tendency when researching the amount of snowfall in Cleveland from December to February, with the mean and median being calculated by adding up all of the snowfall measurements and dividing that by the number of measurements, and the mode being the most frequently occurring value among the snowfall measurements.
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submit one paragraph on the life and accomplishments of Katherine Johnson
Answer:
Katherine Johnson loved math. Early in her career, she was called a “computer.” She helped NASA put an astronaut into orbit around Earth. And then she helped put a man on the Moon. Katherine studied how to use geometry for space travel. She figured out the paths for the spacecraft to orbit (go around) Earth and to land on the Moon. NASA used Katherine's math, and it worked! NASA sent astronauts into orbit around Earth. Later, her math helped send astronauts to the Moon and back. NASA could not have done these things without Katherine Johnson and her love for math!
Step-by-step explanation:
A bell tolls every 30 minutes on the hour and at half past the hour. How many times does the bell toll between the times of 11.45 am and 3.10 pm?
Please show solutions!!!!
Answer:
7
Step-by-step explanation:
If the bell tolls every 30mins on the hour and at half past the hour, then the bell will toll at 12 noon, 12:30pm, 1pm, 1:30pm, 2pm, 2:30pm and 3pm which is 7 times.
i hope is help
It takes Serina .5h to walk to school. Her route is 15km long. What is
her average speed?
Answer: 3km/h
Step-by-step explanation:
15km per 5h, which is 3km per 1h. This is pretty easy. I don't know what you want for her average speed like in unit (e.g 1 hour). If you are asking for the hour unit it is 3km/h
Help me right now please!!!!❤️☺️☺️ I don’t know if it’s 19!!!
can anyone help me with this problem and show work. please and thank you !
Answer:
x=3+\(\sqrt{23}\), x=3-\(\sqrt{23}\)
Step-by-step explanation:
I will edit it in a minute
A baker is making walnut bread. The recipe uses 2/3 cups of walnuts for each bread recipe. The baker has 7 1/2 cups of walnuts. What is the maximum numbers of full recipe of walnut bread the baker can make?
Answer:
11 breads
Step-by-step explanation:
Note that:
1 bread recipe = 1 bread
From the above question, we know that:
2/3 cups of walnut = 1 bread
7 1/2 cups of walnut = x breads
Cross Multiply
2/3 cups × x breads = 7 1/2 cups × 1 bread
x breads = 7 1/2 cups × 1 bread/2/3 cups
x breads = 7 1/2 ÷ 2/3
x breads = 15/2 ÷ 2/3
x breads = 15/2 × 3/2
x breads = 45/4
x breads = 11 1/4 breads
Maximum full recipe = 11 breads.
Therefore, the MAXIMUM numbers of full recipe of walnut bread the baker can make is 11 breads.
Construct a new equation by adding 5x + 5y = 35 to 3.x - 2y = 1
rewrite 5√4 * √2 as a single radical.
Answer:
the 2nd
Step-by-step explanation:
\( \sqrt[5]{4} \times \sqrt{2 } \\ {4}^{ \frac{1}{5} } \times {2}^{ \frac{1}{2} } \\ {2}^{2 \times \frac{1}{5} } \times {2}^{ \frac{1}{2} } \\ {2}^{ \frac{2}{5} + \frac{1}{2} } \\ {2}^{ \frac{9}{10} } = \sqrt[10]{ {2}^{9} } \)
Answer:
The next answer is 6x^4
Step-by-step explanation:
a circular pool is surrounded by a brick walkway 3 m wide. find the ra- dius of the pool if the area of the walk- way is 198 m*.
The radius of the pool is 9.01 m.
Given,
In the question:
A circular pool is surrounded by a brick walkway 3 m wide.
The area of the walk- way is 198 m^2.
To find the Radius of the pool.
Now, According to the question:
"Area of the circle bounded by the outside edge of the walkway" minus "area of the pool" = "area of the walkway".
Let R = Radius of the pool
Area of the circle bounded by the outside edge of the walkway is:
\(\pi\)(R +3)^2
Area of the pool is:
\(\pi R^2\)
Now, Our equation is:;
\(\pi\)(R +3)^2 - \(\pi R^2\) = 198
\(\pi\)((R+3)^2 - \(R^2\)) = 198
Open the inner bracket :
\(\pi\)(\(R^2+6R+9-R^2\)) = 198
\(\pi\)(6R +9) = 198
6R+9 = 198/\(\pi\)
6R = 198/\(\pi\) - 9
R = (198/\(\pi\) - 9)/6
R = (198/(3.14) - 9)/6
R = (63.057 - 9)/6
R = 54.057/6
R = 9.01 meters
Hence, The radius of the pool is 9.01 m.
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need help ty I’ll give brainliest
Answer:
120
Step-by-step explanation:
all angles of a triangle add up to 180. 180-15-45= 120.
:D
brainliest pls
Given :
Measure of an angle = 15°
Measure of the second angle = 45°
Let the measure of the third angle be x.
We know that :
▪︎Sum of all angles of a triangle = 180°[angle sum property]
Which means :
\( =\tt 15 + 45 + x = 180\)
\( =\tt 60 + x = 180\)
\( =\tt x = 180 - 60\)
\(\hookrightarrow\color{plum}\tt \: x = 120°\)
Thus, the measure of the third angle = 120°
Since the sum of all these angles is equivalent to 180°[15+45+120=180] we can conclude that we have found out the correct measure of the third angle.
Therefore, the correct option is (C) 120
HELP ASAP WILL GIVE OUT BRAINLIEST!
jane is planning to offer a groupon for inner tube rentals that she will distribute on hot, sunny, summer days by the river that runs through her town. based on her past experience with groupon, she has assigned the following probability distribution to the number of tubes she will rent on a randomly selected day. if jane would like her expected revenue to be at least $390 per day, what should the groupon price be? (round your answer up to the nearest whole dollar amount.)
The price of Groupon for revenue of $300 is $4 if the expected revenue is at least $390 per day.
Probability is assigned as
x =30, 60, 120, 180
P(x) = 0.10,0.40, 0.40, 0.10
Expected sales volume:
Number of tubes x =30, 60, 120, 180
Probability P(x)= 0.10,0.40, 0.40, 0.10
Expected values are 3, 24,48,18
Total = 93 tubes
Groupon price = $390/$93 = $4.19
Jane's price for each Groupon is the daily rental income divided by the expected number of tubes rented per day. The expected number of tubes is derived by multiplying the expected number of each tube by its probability and then summing the results.
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2) The President asks you to find the equilibrium level of output for the economy. Suppose you are given that government spending is $10000, investment is $7500, autonomous spending is $2000, the marginal propensity to consume is. 8, and, finally, the level of net exports is -$1000. Now, suppose exports grow by $1000 (Net exports are now $0. ), What would be the equilibrium level of output? What was the multiplier in this case?
The equilibrium level of output in the economy can be calculated using the following formula:
Y = C + I + G + NX
Where:
Y = Equilibrium level of output
C = Consumption
I = Investment
G = Government spending
NX = Net exports
We can calculate consumption using the marginal propensity to consume (MPC) and autonomous spending (A):
C = MPC(Y - T) + A
Where:
T = Taxes (assumed to be 0 in this case)
Substituting in the given values:
C = 0.8(Y - 0) + 2000
C = 0.8Y + 2000
Substituting in the given values for investment, government spending, and net exports:
Y = 0.8Y + 2000 + 7500 + 10000 - 1000
Y = 0.8Y + 19500
Solving for Y:
0.2Y = 19500
Y = 97500
Therefore, the equilibrium level of output in the economy is $97,500.
If net exports increase by $1000, then the new value of net exports (NX) is 0.
Substituting the new value of NX into the formula:
Y = 0.8Y + 2000 + 7500 + 10000 - 0
Y = 0.8Y + 19500
Solving for Y:
0.2Y = 19500
Y = 97500
Therefore, the equilibrium level of output in the economy is still $97,500.
The multiplier is calculated as:
Multiplier = 1 / (1 - MPC)
Substituting in the value of MPC:
Multiplier = 1 / (1 - 0.8)
Multiplier = 5
Therefore, the multiplier in this case is 5.
Can the side of a triangle have lengths 2,8,9?
Answer:
Yes
Step-by-step explanation:
The smaller two sides have to be greater than the biggest side.
2+8>9, so it can make a triangle.
Zachary's art club ordered a giant sub sandwich for a party. It was 5 feet long! When the sandwich arrived, Zachary cut it into 16 equal pieces.
How long was each piece?
The length of each piece of the sandwich is 0.3125 feet.
What is a unitary method?A unitary approach is a mathematical technique for finding the value of a single unit and then multiplying it by any number of other units to derive the value of the given units.
Given, Zachary's art club ordered a giant sub sandwich for a party.
Therefore, t6o obtain the length of each piece we have divide the total length of the sandwich by the total number of pieces which is,
= (5/16) feet.
= 0.3125.
So, The length of each piece is 0.3125 feet.
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3. Given that:
X(z) = 2 + 3z-1+4z-2
a) Determine the initial value of corresponding sequence x(n).
b) Determine the final value of corresponding sequence x(n).
For the given Z-transform X(z) = 2 + 3z^(-1) + 4z^(-2), the initial value and final value of the corresponding sequence x(n) can be determined. The initial value of x(n) is 2, and the final value of x(n) is 0.
To find the initial value of the sequence x(n), we need to calculate the coefficient of z^0 in the Z-transform X(z). In this case, the coefficient of z^0 is 2, so the initial value of x(n) is 2. To determine the final value of the sequence x(n), we need to evaluate the limit as z approaches infinity. Since the Z-transform X(z) is a rational function, the final value of x(n) can be found by evaluating the limit of the numerator divided by the limit of the denominator as z approaches infinity. In this case, as z approaches infinity, the terms 3z^(-1) and 4z^(-2) become negligible compared to the constant term 2. Therefore, the final value of x(n) is 0. In summary, the initial value of x(n) is 2, indicating the value of the sequence at n = 0, and the final value of x(n) is 0, indicating the value of the sequence as n approaches infinity.
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A student group determines the profit, in dollars, from a car wash using the function
f(x) =8(x-2) -20, where x represents the number of cars washed. What is the profit, in dollars, from washing 30 cars?
$?
Answer:
$ 204
Step-by-step explanation:
f(x)=8(x-2)
if i did this right then you would substitute 30 in for x------------8 (30-2) - 20
next you would multiply 8 times 30 and 8 times -2 and you would get 240-16-20
then you would subtract and get....................... 204
hope this helps if not then pls know that i tried
HELP
subtract -4/5 - 2/3
A -22/15
B -3/4
C -2/5
D 8/15
Answer:
A
Step-by-step explanation:
-4/5×3/3=-12/15
2/3×5/5=10/15
-12/15-10/15= -22/15
#3 In the word below,
what is the ratio of vowels
to consonants?
MATHEMATICS
Answer:
4:7
Step-by-step explanation:
The consonants are 7, while the vowels are 4
So, the ratio of vowels to consonant should be
4:7
PLz hep me with this qustion
Answer:
pretty sure its c
Step-by-step explanation:
Answer:
A is the answer.
Step-by-step explanation:
please answer
4. Suppose that for 3MA Forecast, my Mean Absolute Deviation (MAD) is \( 3.0 \) and my Average Error (AE) is \( -2.0 \). Does my forecast fail the bias test? a. Yes b. No
The answer is: a. Yes, the forecast fails the bias test.
To determine whether the forecast fails the bias test, we need to compare the Average Error (AE) with zero.
If the AE is significantly different from zero, it indicates the presence of bias in the forecast. If the AE is close to zero, it suggests that the forecast is unbiased.
In this case, the Average Error (AE) is -2.0, which means that, on average, the forecast is 2.0 units lower than the actual values. Since the AE is not zero, we can conclude that there is a bias in the forecast.
Therefore, the answer is:
a. Yes, the forecast fails the bias test.
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Evaluate the expression:
(5/7)³ = ?
Answer:
125 over 343 as a fraction and 0.364431 as a decimal
Step-by-step explanation:
hope this helps dont know if its right
Answer:
125/343
Step-by-step explanation:
Bill measures the length of a room to be 15.125 feet. He wants to place a border on 3/4 of the length of the wall. What will be the length that he covers on the wall? Round to the nearest thousandth of a foot.
A. 11.344 feet
B. 15.000 feet
C. 17.054 feet
D. 10.275 feet
Answer:
The answer is A.
Step-by-step explanation:
15.125 * 75% = 11.343...
Rounded, that would be 11.344.
~(_8^(})
Yo fam I really need help with this. Its like parametric equations or smt and I really don't understand. Please include work, I'll give brainliest to any answer with work.
If you roll a die, what is the probability that the number you get is 5?
Shade the circle given below to represent the result.
For the function find f-1(x)
as you already know, to get the inverse of any expression we start off by doing a quick switcheroo on the variables and then solve for "y".
\(\stackrel{f(x)}{y}=\sqrt[3]{x^5-3}\implies \stackrel{\textit{quik switcheroo}}{x = \sqrt[3]{y^5-3}}\implies \stackrel{\textit{cubing both sides}}{x^3=y^5-3} \\\\\\ x^3+3=y^5\implies \sqrt[5]{x^3+3}=\stackrel{f^{-1}(x)}{y}\)
-2(x-4)=-16
SOLVE FOR X!!
Answer:
x = 12
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDASEquality PropertiesStep-by-step explanation:
Step 1: Define equation
-2(x - 4) = -16
Step 2: Solve for x
Distribute -2: -2x + 8 = -16Isolate x term: -2x = -24Isolate x: x = 12Step 3: Check
Plug in x to verify it's a solution.
Substitute: -2(12 - 4) = -16Subtract: -2(8) = -16Multiply: -16 = -16Here we see that -16 does indeed equal -16.
∴ x = 12 is a solution of the equation.
Kylie is preparing for the science fair that will take place in six weeks. She has three plants that she has grown from seeds, which she considers to have height 0 centimeters, and she is measuring their heights as she applies different treatments to each. The second plant is receiving Plant Food B. After 3 weeks, it is 10 centimeters tall. If it continues growing at this rate, how tall will it be after 6 weeks?
The height of plant B growing at a rate of 3.33 centimeters per week should have a height of 19.98 cms.
What are lines and their slopes?We know lines have various types of equations, the general type is
Ax + By + c = 0, and equation of a line in slope-intercept form is y = mx + b.
Where slope = m and b = y-intercept.
the slope is the rate of change of the y-axis with respect to the x-axis and the y-intercept is the (0,b) where the line intersects the y-axis at x = 0.
First we need two points (x, y) to obtain the slope.
Assuming height to be 'y' and weeks to be 'x'.
Therefore, (0, 0) and (3, 10) are the two points.
Slope(m) = (10 0)/(3 - 0).
Slope(m) = 10/3.
Slope(m) = 3.33
Now, To obtain the y-intercept.
10 = 3(3.33) + b
b = 0.01 Or neglegible.
Therefore y = 3.3x.
Now, In the 6th week, the height of plant B will be,
y = 3.33(6).
y = 19.98 or 20 cm.
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