Answer:
h=12 in
Step-by-step explanation:
volume of cube=1/3πr²h
113.04=1/3×3.14×3²×h
h=113.04/(3.14×3)=37.68/3.14=12 in.
Answer:
12 in
Step-by-step explanation:
It's right
suppose that we have 2 dfas and have 7 and 6 states respectively, and 3 and 4 final states respectively. how many final states will the intersection of these two dfas have? justify your answer briefly.
The number of final states the intersection of two DFAs will have when two DFAs have 7 and 6 states, respectively, and 3 and 4 final states, respectively is 11.
When it comes to the intersection of two DFAs, both DFAs' states must be taken into account. In a DFA, a state is known as a final state if it is used to indicate the completion of an acceptance of a string. When we have two DFAs with 7 and 6 states, respectively, and 3 and 4 final states, respectively, their intersection is found to be the union of their states. The intersection of two DFAs will have a final state only if both DFAs have a final state in the same location in the diagram. When we compare the final states of both DFAs, we get 3 final states that are present in both DFAs. As a result, the intersection will have three final states. In addition, since the intersection of two DFAs requires the union of their states, the total number of final states in the intersection of two DFAs with 7 and 6 states, respectively, and 3 and 4 final states, respectively, will be
3 + (7–3) + (6–3) = 3 + 4 + 3 = 10.
However, since the initial state in both DFAs must be a final state in the intersection of two DFAs, the total number of final states will be 10 + 1 = 11.
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If a square has an area of 62,41 m², what is the length of each side?
Answer:
7.9m
Step-by-step explanation:
Area of square = length^2
62.41 = L^2
L= √62.41
so, L= 7.9m
3 7th grade math questions please answer asap will give brainlist thingy
Answer:
1. Equation: x/-9=-16
solution: x=144
2. Equation:15*x=-75
solution: x=-5
3.Equation:0.75n=36
solution: n=48
Step-by-step explanation:
to get her to physics class, alice walks 0.25 miles to the bus stop. she tales the vs 1.2 miles to the train stattion. she talkes the train 13 mi and walk the remaining 01,17 mi to get to her class
Alice traveled a total distance of 15 miles to get to her physics class.
The question requires you to find the total distance Alice traveled to get to her physics class, given that she walked 0.25 miles to the bus stop, took a bus 1.2 miles to the train station, took the train for 13 miles, and walked the remaining 0.17 miles. To find the total distance, you need to add all the distances together.
To determine the total distance Alice traveled, add all the distances she covered:
0.25 miles (walking) + 1.2 miles (bus) + 13 miles (train) + 0.17 miles (walking) = 14.62 miles
Since she had to walk the remaining 0.17 miles to get to her physics class, add that to the total distance:
14.62 miles + 0.17 miles = 14.79 miles
Rounding off the answer to the nearest whole number gives:
Total distance = 15 miles
Therefore, Alice traveled a total distance of 15 miles to get to her physics class.
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The area of a square field is (49m^2 - 42m + 9) square units. find the dimensions of the field. ( STEP BY STEP EXPLANATION)
Answer:
(7m−3)(7m−3)
Step-by-step explanation:
Factor 49m2−42m+9
49m2−42m+9
=(7m−3)(7m−3)
hi:) I need help with 11(a) , thanks!:))
Answer:
18.95
Step-by-step explanation:
ln 2 x ln (4x) = 3
ln 4x = = 3 / ln 2
ln4x = 3 / 0.69315 = 4.3281
4x = e^4.328 = 75.80
x = 18.95.
what is the value of a and b?
Answer:
a=1
b=-6
Step-by-step explanation:
Instead of x, we plug in -5.
a(4-(-5))=-3(-5)+b
Then, we simplify.
a(9)=15+b
At last, we look at the possible answers and see what could possibly work.
a=1
b=-6
someone designed a game that attracts children. in case of the child won they will get a gift otherwise the child will lose their money. There is a box filled with n balls
• The child along with the game owner switch turns such that in each turn a player
could draw k balls at once at two conditions:
√k ∈ Z ∧ 1 ≤ k ≤ n
• The child draws first.
• The player who draws the last ball, wins
I am trying to design a recursive algorithm in Python programming language that takes
input N
output: true if the child won otherwise false
The algorithm is designed to find out whether the child wins or loses in a game where two players take turns to pick balls. The algorithm takes the number of balls remaining in the box as input and returns True if the child wins, otherwise False.
The algorithm assumes that both players play optimally. The algorithm works by recursively picking balls from the box and checking whether the child or the game owner wins the game.
This is a recursive problem where each player plays optimally. There are two players in the game. The child will pick the balls first and then the game owner takes turns. Both will pick the balls optimally in order to win.
In each turn, k balls can be picked from the box. The winner is the one who picks the last ball. If the child picks the last ball, they win otherwise the game owner wins.
The algorithm is as follows:
Algorithm - Pick Balls
1. Define a recursive function called PickBalls(n). The function takes one parameter as input, which is the number of balls remaining in the box.
2. Check if the number of balls remaining is less than or equal to k. If yes, then return True as the game has ended and the child has won.
3. If the number of balls is greater than k, then pick k balls from the box.
4. If the child picks the last ball, then return True.
5. If the child does not pick the last ball, then the game owner picks the balls recursively.
6. If the game owner picks the last ball, then return False. Otherwise, return True.
Explanation: We are designing a recursive algorithm to find out whether the child will win or lose in a game where two players take turns to pick balls. The algorithm takes the number of balls remaining in the box as input and returns True if the child wins, otherwise False. We are assuming that both players play optimally. The algorithm works as follows:
If the number of balls remaining in the box is less than or equal to k, then the child can pick all the balls and win the game. Therefore, the function returns True.
If the number of balls remaining in the box is greater than k, then the child picks k balls from the box. If the child picks the last ball, then they win the game. Therefore, the function returns True.
If the child does not pick the last ball, then the game owner picks the balls recursively. If the game owner picks the last ball, then they win the game. Therefore, the function returns False. If the game owner does not pick the last ball, then the child picks again and the process repeats itself. If the child eventually picks the last ball, then they win the game. Therefore, the function returns True.
Conclusion: The algorithm is designed to find out whether the child wins or loses in a game where two players take turns to pick balls. The algorithm takes the number of balls remaining in the box as input and returns True if the child wins, otherwise False. The algorithm assumes that both players play optimally. The algorithm works by recursively picking balls from the box and checking whether the child or the game owner wins the game.
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38
1
Section Three-Graphs
Straight Line Graphs
Line L. passes through the points 4 (0, -3) and B (5, 7), as shown below.
Diagram NOT
to scale
L
3 (5.7)
A(0, -3)
a) Find the equation of line L. (5)
b) Write down the equation of the line which is parallel to line L (5)
and passes through the point (2, 10).
e) Point P lies on the line segment AB, such that AP:PB-2:3
What are the coordinates of P?
(2)
A linear equation is a first-order (linear) term plus a constant in the algebraic form y=mx+b, where m is the slope and b is the y-intercept. Sometimes, the aforementioned is referred to as a "linear equation of two variables," where x and y are the variables.
What do you mean by linear equation ?The equation of line L. (5) is y = m x + b. Line L. goes through the points 4 (0, -3) and B (5, 7).
\($A x+B y=c$\)
\($b-y_1=m\left(x-x_1\right)$\)
\($m=\frac{y_2-y_1}{x_2-x_1}$\)
A linear equation is a first-order (linear) term plus a constant in the algebraic form y=mx+b, where m is the slope and b is the y-intercept. Sometimes, the aforementioned is referred to as a "linear equation of two variables," where x and y are the variables.
y = m x + b
Assume coordinates of \($A \& B$\) to be equal Variables of these act information given. , \($A P: P B=2: 3$\)
Have the organised of \($A C B$\) and \($\left(x_1, x_2\right) \&\left(y_1, y_2\right)$\)
\($p(x, y)$\)divisors \($A 8$\) and the ratio \($2: 3$\)
Utilize the formula and allow \($\Rightarrow(2 , 3)=\left(\frac{2 x_2+3 x_1}{2+3}, \frac{2 y_2+3 y_1}{2+3}\right)$$\Rightarrow(2 , 3)=\left(\frac{2 x_1+3 x_1}{8}, \frac{2 y_2+2 y_7}{8}\right)$$\Rightarrow 3=\frac{2 x_8+3 x_1}{8}$\)
\($5 x_2+3 x_1=32$$\Rightarrow 5 \times 0+3 x_1=32$$\Rightarrow x_1=32 / 3$$\left[\begin{array}{l}\text { so }, x_2=0]\end{array}\right.$\)
\($\frac{2 y_2+3 p_1}{8}=2$$\Rightarrow 2 h_2+3 y_1=40$$\Rightarrow y_2=3 \quad[\because B$ \& on yoanes. so $y=0$\)]
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which is not true about scanner data. a. scanner data is considered primary data. b. scanner data is collected during check out at a business or store. c. scanner data is collected from upc codes. d. scanner data is collected during focus groups.
Not true about scanner data is a. scanner data is considered primary data .
Scanner panel data are just data that are recorded through checkout scanners that track purchases of the panel participants. So the panel is made up of different consumers who agree to have their purchase behavior tracked.
The scanner converts the light energy into electrical energy, which is then converted into data by the decoder and forwarded to a computer
scanner panel data allows us to make comparisons between different consumers
So, scanner panel data is a rich source of information that can be very helpful in guiding us and in designing and implementing our marketing strategy.
Not true about scanner data is a. scanner data is considered primary data
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Not true about scanner data is a. scanner data is considered primary data .
Scanner panel data are just data that are recorded through checkout scanners that track purchases of the panel participants. So the panel is made up of different consumers who agree to have their purchase behavior tracked.
The scanner converts the light energy into electrical energy, which is then converted into data by the decoder and forwarded to a computer
scanner panel data allows us to make comparisons between different consumers
So, scanner panel data is a rich source of information that can be very helpful in guiding us and in designing and implementing our marketing strategy.
Not true about scanner data is a. scanner data is considered primary data
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PLEASE HELP
A number b increased by 4 is greater than or equal to 15.
Answer:
b ≥ 11
Step-by-step explanation:
b + 4 ≥ 15
b ≥ 15 - 4
b ≥ 11
Write an inequality to equal y < -5
Answer:
2y - 3 < -13
Hope this helps
Help pleaseee
find the area of the figure.
Answer:144 in.
Step-by-step explanation:
a right square pyramid has the dimensions shown below.
E=177
H=12
S=103
What is the volume of the pyramid
The volume of a right square pyramid with base side length 103 and height 12 is 42,236 cubic units.
What is volume?Volume is a measure of the amount of space an object occupies, or the capacity of a container. It is usually measured in liters, gallons, or cubic meters.
The volume of a right square pyramid is calculated using the formula V = (1/3) * (base area) * (height). In this case, the base area is equal to the square of the length of the sides of the base (s²).
Therefore, the volume of the right square pyramid can be calculated as follows:
V = (1/3) * (s²) * (h).
Plugging in the values given in the question, we get
V = (1/3) * (103²) * (12) = 42,236 cubic units.
This is the volume of the right square pyramid with the given dimensions.
To summarize, the volume of a right square pyramid with base side length 103 and height 12 is 42,236 cubic units.
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in abc, angle a = 90 and an is the altitude. if ab = 20 and AC = 15, find BC, BN, NC, AN
The missing values are:
BC = 25, BN = 16, NC = 9, and AN = 12
Given:
AB = 20
AC = 15
Using the Pythagorean theorem in triangle ABC:
CB = √AC² + AB²
CB= √20² + 15²
CB= √625
CB= 25
Since, AN is altitude we have ΔNBA~ΔABC and ΔNAC~ΔABC
BN / AN = BA / CB
BN/ 20= 20/25
BN = 16
and, AN / BA = AC / CB
AN /20 = 15/ 25
AN = 12
Now, CN= CB - BN
CN = 25- 16
CN= 9
BC^2 = 20^2 + 15^2
BC^2 = 400 + 225
Since ΔANC is a right triangle so
AN = √15²-12²
AN = √81
AN = 9
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HOW MANY MILES PER HOUR IS KM/HR (1 MILE = 1.61 KM
Answer:
1 MPH = 1.61 KMHR
Step-by-step explanation:
For an approximate result, multiply the speed value by 1.609
I need help please!
Answer:
Tell me you address right now!!!
Step-by-step explanation:
I am gonna call police for help!
To estimate the mean lifetime of a certain type of truck tire, a mechanic put of the tires on an -wheeler. The mean lifetime of the tires is miles, with a standard deviation of miles. The sample had no outliers and no strong skewness. Is it appropriate to use the methods of this section to construct a confidence interval for the mean lifetime of this type of tire?
No, because the sample size is insufficient and the sample does not represent a distribution that is roughly normal.
What do the numbers mean?
Statistics is the study and manipulation of data, including methods for data collection, evaluation, analysis, and interpretation. Descriptive statistics and inferential statistics are the two main subfields of statistics.
What three sorts of statistics are there?
They are (i) the mean, (ii) the median, and (iii) the mode. The study of statistics involves gathering, analyzing, interpreting, presenting, and organizing data in a particular way.
The population must have a normal distribution, or the sample size must be sufficient to use the central limit theorem, in order to generate a confidence interval. It is not appropriate to create the confidence interval for mean because neither of the two conditions were met in this instance.
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Pls answer QUICKLY I need this
Answer:
pretty sure this is right
The difference of two numbers is 3. Their sum is 13. Find the numbers. Let x represent the first number and y represent the other number.Write a system of equations to represent the problem.Then solve the system using elimination.
Answer:
X= 5
Y=8
Step-by-step explanation:
X+x+3=13
2x+3=13
2x= 10
X= 5
Here x + 3 can also be y
Hope this helps
A piece of cardboard has been cut into a rectangle with side lengths represented by 9.5x+14.3y cm and 11.7x+22.8y cm. What is the perimeter of the cardboard in terms of and ?
Given:
Sides of a rectangle are 9.5x+14.3y cm and 11.7x+22.8y cm.
To find:
The perimeter of the cardboard in terms of x and y.
Solution:
We know that, perimeter of a rectangle is
\(Perimeter=2(length +width)\)
Now,
\(Perimeter=2[(9.5x+14.3y) +(11.7x+22.8y)]\)
On combining like terms, we get
\(Perimeter=2[(9.5x+11.7x) +(14.3y+22.8y)]\)
\(Perimeter=2[21.2x +37.1y]\)
using distributive property, we get
\(Perimeter=2(21.2x) +2(37.1y)\)
\(Perimeter=42.4x+74.2y\)
Therefore, the perimeter of the cardboard in terms of x and y is 42.4x+74.2y cm.
what happens to an inequality sign when the inequality is multiplied or divided by a negative number
When an inequality is multiplied or divided by a negative number, the inequality sign will flip, meaning it will change its direction. For example, if you have a > b and you multiply or divide both sides by a negative number, the inequality will become a < b. This is because the relationship between the values reverses when multiplied or divided by a negative number.
Explanation:
When an inequality is multiplied or divided by a negative number, the direction of the inequality sign is flipped. This is because multiplication or division by a negative number, results in a reversal of the order of the numbers on the number line.
To see why this happens, consider the following example:
Suppose we have the inequality x < 5. If we multiply both sides of this inequality by -1, we get -x > -5. Notice that we have flipped the inequality sign from "<" to ">". This is because multiplying by -1 changes the sign of x to its opposite, and also changes the sign of 5 to its opposite, resulting in a reversal of the order of the numbers on the number line.
Similarly, if we divide both sides of the inequality x > 3 by -2, we get (-1/2)x < (-3/2). Here, we have again flipped the inequality sign from ">" to "<". This is because dividing by a negative number also changes the order of the numbers on the number line.
In general, if we have an inequality of the form a < b or a > b, where a and b are real numbers, and we multiply or divide both sides by a negative number, we obtain:
If we multiply by a negative number, the inequality sign is flipped. For example, if a < b and c < 0, then ac > bc.
If we divide by a negative number, the inequality sign is also flipped. For example, if a > b and c < 0, then a/c < b/c.
Therefore, it is important to be mindful of the signs of the numbers involved when performing operations on inequalities. If we multiply or divide by a negative number, we must flip the direction of the inequality sign accordingly.
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Using 20 observations, the following regression output is obtained from estimating y = β0 + β1x + β2d + β3xd + ε. Coefficients Standard Error t Stat p-value Intercept 10.34 3.76 2.75 0.014 x 3.68 0.50 7.36 0.000 d −4.14 4.60 −0.90 0.382 xd 1.47 0.75 1.96 0.068 a. Compute yˆ for x = 9 and d = 1; then compute yˆ for x = 9 and d = 0. (Round intermediate calculations to at least 4 decimal places and final answers to 2 decimal places.) b-1. Is the dummy variable d significant at the 5% level? Yes, since we reject the relevant null hypothesis. Yes, since we do not reject the relevant null hypothesis. No, since we reject the relevant null hypothesis. No, since we do not reject the relevant null hypothesis. b-2. Is the interaction variable xd significant at the 5% level? No, since we do not reject the relevant null hypothesis. Yes, since we do not reject the relevant null hypothesis. No, since we reject the relevant null hypothesis. Yes, since we reject the relevant null hypothesis.
a) 43.66,b) 5% level.
a. To compute yˆ for x = 9 and d = 1, we use the regression equation:
yˆ = β0 + β1x + β2d + β3xd
Substituting x = 9 and d = 1, we get:
yˆ = 10.34 + 3.68(9) - 4.14(1) + 1.47(9)(1) = 44.61
Therefore, yˆ for x = 9 and d = 1 is 44.61.
To compute yˆ for x = 9 and d = 0, we again use the regression equation:
yˆ = β0 + β1x + β2d + β3xd
Substituting x = 9 and d = 0, we get:
yˆ = 10.34 + 3.68(9) - 4.14(0) + 1.47(9)(0) = 43.66
Therefore, yˆ for x = 9 and d = 0 is 43.66.
b-1. To test the significance of the dummy variable d at the 5% level, we can look at its p-value in the regression output. The p-value for d is 0.382, which is greater than 0.05. Therefore, we do not reject the null hypothesis that the coefficient of d is equal to zero. Hence, we can conclude that the dummy variable d is not significant at the 5% level.
b-2. To test the significance of the interaction variable xd at the 5% level, we can again look at its p-value in the regression output. The p-value for xd is 0.068, which is greater than 0.05. Therefore, we do not reject the null hypothesis that the coefficient of xd is equal to zero. Hence, we can conclude that the interaction variable xd is not significant at the 5% level.
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PLEASE HELP ME I NEED HELP ASAP!!!!!!!!!!!! THIS IS THE LAST OF MY POINTS!
Answer: see image
Step-by-step explanation:
There aren't any instructions so my best guess is that you draw a line from the ball to a zombie and then to another zombie, etc until all of the zombies are wiped out by the ball.
how many moles of calcuim oxide will be produced when 1.60 moles of iron(iii) oxide reacts with calcuim phosphate that yeilds iron(iii) phosphate and calcuim oxide
The reaction will produce 4.8 mol of CaO.
How does a mole work?
The unit of measurement used by chemists known as a mole is very significant. In the same way that having a dozen eggs implies you have twelve eggs, having a mole of anything indicates you have 602,214,076,000,000,000,000,000 of that thing.
When measuring very small objects like atoms, molecules, or other particles, chemists must use moles.
The balanced equation is
Fe₂O₃ + Ca₃(PO₄)₂ ⟶2FePO₄ + 3CaO
You want to convert moles of Fe₂O₃ to moles of CaO.
The molar ratio is 3 mol CaO:1 mol Fe₂O₃.
Moles of CaO = 1.6 mol Fe₂O₃ × (3 mol CaO/1 mol Fe₂O₃)
Moles of CaO = 4.8 mol CaO
The reaction will produce 4.8 mol of CaO.
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The complete question is -
how many moles of calcium oxide will be produced when 1.6 moles of Iron(III)oxide reacts with calcium phosphate according to the following (unbalanced) reaction: ____ Fe2O3 + ____ Ca3(PO4)2 —> Fe(PO4) + CaO
URGENT!!!! i'll mark u as brainliest!
Answer:
a) 180°
b) 360°
c) 180° (Interior angles)
d) 180°
e) (n-2)180
f) Equal
g) Equal
h) Equal
Step-by-step explanation:
Select the four primary cartographic elements Select 4 correct answer(s) Orientation (North Arrow) Scale Legend Text (Title/Subtitle/etc.) Neatline Border Inset map
, the correct answers are:
Orientation (North Arrow)
Scale
Legend
Neatline Border
The four primary cartographic elements are:
Orientation (North Arrow): This element indicates the orientation or direction of the map, typically pointing towards the north. It helps users understand the map's alignment and relation to the real world.
Scale: The scale provides a ratio or representative fraction that shows the relationship between distances on the map and corresponding distances on the Earth's surface. It helps users determine the actual size or distance of features on the map.
Legend: The legend, also known as a key, explains the symbols, colors, and other graphic elements used on the map. It helps users understand the meaning or representation of various features or data.
Neatline Border: The neatline border defines the outer boundary of the map. It is a solid line that encloses the map area and separates it from the surrounding space or background.
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Jim earned $127.59 last month. He spent about
20% of the money. Which is the closest estimate
of the amount of money Jim spent?
A. $13
B. $20
C. $26
D. $30
Answer:
C. $26 is the closest estimate
Step-by-step explanation:
127.59 rounded is 128
128 x 0.2 = 25.6
25.6 is closest to 26 so C is the answer
so that is the closest estimate
this should be correct! :)
If you are standing 75 ft away from a tree and looking up at the top at a 40° angle, what is the height of the tree?
Answer:
Step-by-step explanation:
One letter is chosen at random from the word THANKS. A letter is then chosen at random from the word STARK
1. Write out ALL of the outcomes in the sample space of this chance experiment.
. 2. How many outcomes are in the sample space?
3. What is the probability that the letters chosen are AA?
1. The outcomes in the sample space of choosing a letter from the word STARK are: S, T, A, R, K.
2. Number of outcomes in the sample space = 6 (from THANKS) × 5 (from STARK) = 30.
3. The Probability of choosing the letters AA is 0, as there are no occurrences of the letter A in both words together.
1. The outcomes in the sample space of choosing a letter from the word THANKS are: T, H, A, N, K, S.
The outcomes in the sample space of choosing a letter from the word STARK are: S, T, A, R, K.
2. To find the number of outcomes in the sample space, we multiply the number of outcomes for each word.
Number of outcomes in the sample space = Number of outcomes for the first word × Number of outcomes for the second word
Number of outcomes in the sample space = 6 (from THANKS) × 5 (from STARK) = 30.
3. The probability of choosing the letters AA would be the number of favorable outcomes (which is 0 in this case) divided by the total number of outcomes in the sample space.
Probability of choosing AA = Number of favorable outcomes / Total number of outcomes
Probability of choosing AA = 0 / 30 = 0.
Therefore, the probability of choosing the letters AA is 0, as there are no occurrences of the letter A in both words together.
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