Answer:
0.5 i think
Step-by-step explanation:
how many lattice paths are there from (2, 1) to (24, 30) that pass through the point (8, 10) but do not pass through either of the points (7, 7) and (16, 25)?
The number of lattice paths from (2, 1) to (24, 30) with a constraint of passing through (8, 10) but not (7, 7) or (16, 25) is a complex problem that requires a detailed mathematical calculation, that is explained below.
Lattice paths are sequences of steps in the form of up steps (U) and right steps (R) that connect two points in a grid. The number of lattice paths from one point to another can be calculated using combinatorics.
To determine the number of lattice paths from (2, 1) to (24, 30) that pass through the point (8, 10) but do not pass through either of the points (7, 7) and (16, 25), we need to calculate the total number of paths and subtract the number of paths that pass through the restricted points.
Let's call the total number of paths T, the number of paths that pass through (8, 10) P, the number of paths that pass through (7, 7) Q, and the number of paths that pass through (16, 25) R.
The number of paths from (2, 1) to (8, 10) is given by the binomial coefficient C(10 - 1, 8 - 2) = C(9, 6) = 84.
The number of paths from (8, 10) to (24, 30) is given by the binomial coefficient C(30 - 10, 24 - 8) = C(20, 16) = 18564.
The number of paths from (2, 1) to (24, 30) that pass through (8, 10) is given by T = P = 84 * 18564 = 1,547,136.
Similarly, the number of paths from (2, 1) to (7, 7) is given by the binomial coefficient C(7 - 1, 7 - 2) = C(6, 5) = 15.
The number of paths from (7, 7) to (24, 30) is given by the binomial coefficient C(30 - 7, 24 - 7) = C(23, 17) = 9,139,554.
The number of paths from (2, 1) to (24, 30) that pass through (7, 7) is given by Q = 15 * 9139554 = 137,093,310.
The number of paths from (2, 1) to (16, 25) is given by the binomial coefficient C(25 - 1, 16 - 2) = C(24, 14) = 3003.
The number of paths from (16, 25) to (24, 30) is given by the binomial coefficient C(30 - 25, 24 - 16) = C(5, 8) = 70.
The number of paths from (2, 1) to (24, 30) that pass through (16, 25) is given by R = 3003 * 70 = 210,210.
Finally, the number of paths from (2, 1) to (24, 30) that pass through (8, 10) but do not pass through either of the points (7, 7) and (16, 25) is T - P - Q - R = 1547136 - 137,093,310 - 210,210 = -135,599,384.
The number of lattice paths from (2, 1) to (24, 30) that pass through (8, 10) but do not pass through either of the points (7, 7) and (16, 25) is zero, as the result is negative.
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Is reflection congruent or similar?
A reflection preserves the size and shape of the prior original image, acting as a congruence transition.
What is reflection?A reflection in mathematics is a mapping from a Euclidean space to itself that is an isometry with a set of fixed points known as the hyperplane, also known as the axis or plane of reflection.
The mirror image of a figure in the axis or plane of reflection is the image produced by a reflection.
A reflection keeps the pre-original image's size and shape, making it a congruent transition.
A figure that has been flipped over a line of reflection is a reflection.
The position of the x- and y-coordinates simply changes in a reflection across the line y = x.
Consider the case when the point (6, 7) is reflected across the line y = x. The reflected point's coordinates are (7, 6).
Therefore, a reflection preserves the size and shape of the prior original image, acting as a congruence transition.
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R(x)=-3tan(1/2x)
What kind of reflection is this?
What is the vertical stretch factor?
What is the horizontal stretch factor?
What is the period?
How would you best describe the angle pair <6 and <7
Answer:
Consecutive interior angles
Step-by-step explanation:
Simplify: 3√7 + 7√63 + √7/7
Given simplification:
3√7 + 7√63 + (√7/7)
= 3√7 + 7√(9*7) + (√7/7)
= 3√7 + 7*3√7 + (√7/7)
= 3√7 + 21√7 + (√7/7)
= (3+21)√7 + (√7/7)
= 24√7 + (√7/√7)
= (7*24√7 + √7)/7
= (168√7 + √7)/7
= (169√7)/7
Answer:- 3√7 + 7√63 + (√7/7) = (169√7)/7.
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Decide if the segments can make a triangle. Answer with Yes/No and explain your answer.
9: 8 cm, 12 cm, 16 cm
10: 5 in, 7 in, 20 in
9. Yes, since \(8+12>16\), meaning the side lengths satisfy the triangle inequality.
10. No, since \(5+7<20\), meaning the side lengths do not satisfy the triangle inequality.
Prepare a calibration curve by plotting the measured wavenumbers vs. accepted wavenumbers for the seven Hg lines. Fit the data with a linear function and be sure to report the slope and y-intercept with a reasonable number of significant figures. Use the calibration curve to determine the values for the four H emission lines. Calculate the Rydberg constant for hydrogen using these values. Explain how to make all graphs and do all calculations.
theoretical hg values
17264.37
17327.39
18307.39
22938.1
22995.23
24515.88
24705.3
Theoretical H Values
410.1
434
486.1
656.2
To prepare a calibration curve for the Hg lines, plot the measured wavenumbers against the accepted wavenumbers. Fit the data with a linear function to determine the slope and y-intercept. Then, use the calibration curve to determine the values for the four H emission lines and calculate the Rydberg constant for hydrogen using these values.
Step 1:
To create a calibration curve, plot the measured wavenumbers of the Hg lines on the x-axis and the corresponding accepted wavenumbers on the y-axis. Fit the data points with a linear function to obtain the equation of the line. The slope and y-intercept of the linear function represent the calibration parameters.
Step 2:
The calibration curve provides a relationship between the measured wavenumbers and the accepted wavenumbers for the Hg lines. By fitting the data with a linear function, we can determine the slope and y-intercept, which define the linear relationship. These parameters allow us to convert the measured wavenumbers of unknown samples to their corresponding accepted values.
Step 3:
Using the calibration curve, we can determine the values for the four H emission lines by finding their corresponding measured wavenumbers. By substituting these measured wavenumbers into the linear function obtained from the calibration curve, we can calculate the accepted wavenumbers for the H emission lines.
Step 4:
The Rydberg constant for hydrogen can be calculated using the values obtained for the H emission lines. The Rydberg formula relates the wavenumber of a spectral line to the Rydberg constant, the principal quantum numbers of the initial and final energy levels, and the atomic mass. By rearranging the formula and substituting the known values, we can solve for the Rydberg constant.
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Point D is on line segment \overline{CE}
CE
. Given DE=x+10,DE=x+10, CD=6,CD=6, and CE=3x,CE=3x, determine the numerical length of \overline{DE}.
DE
.
Answer:
DE = 18
Step-by-step explanation:
Given that,
Point D is on line segment CE.
DE = x+10, CD=6 and CE=3x
We need to find the length of DE.
ATQ,
CE = CD + DE
Putting all the values,
3x = 6 + x+10
Taking like terms together
3x-x = 16
2x = 16
x = 8
DE = x+10
= 8+10
= 18
Hence, the length of DE is 18.
The symbolic equation A = kB3 means which of the following
a. A is proportional to the cube of B.
b. B is proportional to the square of A.
c. A is proportional to the square of B.
d. B is proportional to the cube of A.
The symbolic equation A = k\(B^3\) signifies that A is directly proportional to the cube of B. This means that as the value of B increases, the value of A will increase by a factor equal to the cube of B.
The symbolic equation A = k\(B^3\) indicates that A is directly proportional to the cube of B. This means that as the value of B increases, the value of A will increase by a factor equal to the cube of B. Conversely, if the value of B decreases, A will decrease accordingly, following the cube of B.
In other words, if we were to double the value of B, A would increase by a factor of 8 (\(2^3\)), and if we were to triple the value of B, A would increase by a factor of 27 (\(3^3\)). This relationship holds true for any positive real values of B.
To understand this concept better, consider an example where A represents the volume of a cube and B represents the length of its side. If we increase the length of the side (B) by a factor of 2, the volume (A) will increase by a factor of 8 since the volume of a cube is calculated by multiplying the length of the side three times (A = \(B^3\)).
Therefore, option a. A is proportional to the cube of B is the correct interpretation of the symbolic equation A = k\(B^3\).
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there are 21 goats and 35 chickens on a farm. If 5 more goats and 5 more chickens are added, is the ratio of goats to chickens the same? Write an argument to defend your solution
Answer: No if you said that the ratio is the same like 1=1 but yes if you mean that the ratio is the same as before
Step-by-step explanation:
If you said that the ratio must be the same than is a no cause since 21 and 35 is not equal with each other so if you add an same number up it remain the same
If you mean that the ratio is the same as if it was not added 5 to both side than is a yes, you add both side an equal number and it would stay the same
Answer:yeah
Step-by-step explanation:
yeah
Write the linear equation in slope-Intercept form passing through the point with the glven slope. 1. (0, 3): slope = -2
2. (-5,-3); slope = -3/5
3. (-8,6); slope 1/4 Write the linear equation in slope-intercept form that passes through the given points.
4. (1,3) and (-3,-5)
5. (1,4) and (6.-1)
6. (-12, 14) and (6,-1)
Answer:
1)y=-2x+3
2)Y=-3/5x-6
3)y=1/4x+8
4)M=2
5)y=5x-1
6)M=-5/6
Step-by-step explanation:
Martin has 5/6 of a pizza.Liam has 4 times as much pizza as Martin.How much more pizza does Liam have ?
Answer:
Liam has 10/3 pizza
Step-by-step explanation:
step one:
given that Martin has 5/6 pizza and Liam has 4 times as much
we can solve for the amount of Liams Pizza by multiplying Martins pizza by 4 we have
step two:
=5/6*4
=20/6
we can reduce the fraction by dividing the numerator and denominator by 2
=10/3
Hence Liam has 10/3 pizza
3. Find the values of the variables and the lengths of the sides of this kite.
y - 3
x+2
2x+2
x+11
A. x = 9, y = 14; 11, 20
B. x = 14, y = 9; 11, 11
C. x = 14, y = 9; 6, 16
D. x = 9, y = 14; 6, 16
Answer:
So, the correct option is A. x = 9, y = 14 , Sides are 11 and 20
Step-by-step explanation:
P.S - the exact question is -
As given in the question ,
Side AB = Side AD
⇒y - 3 = x + 2
⇒y - x = 2 + 3 = 5
⇒y - x = 5 .........(1)
Also, given
Side BC = Side CD
⇒2x + 2 = x + 11
⇒2x - x = 11 - 2
⇒x = 9
∴ equation (1) becomes
y - 9 = 5
⇒y = 5 + 9 = 14
⇒y = 14
∴ we get
x = 9, y = 14
Now,
as given ,
Side AB = y - 3
⇒ AB = 14 - 3 = 11
Side BC = 2x + 2
⇒ BC = 2(9) + 2 = 18 + 2 = 20
Side CD = x + 11
⇒ CD = 9 + 11 = 20
Side DA = x + 2
⇒DA = 9 + 2 = 11
∴ we get
The sides are 11 and 20
So,
The correct option is A. x = 9, y = 14 , Sides are 11 and 20
Tema de jos Va rog frumos Dau coroana instant
Answer:
wow so much work you got it is 2 3 I can't understand ur writeing
What is the answer of R4 × 38
Answer:
38r^4 ( I hope this was helpful) >;D
2x - 3
A 3/2
B 6
C 9
D 15
Answer:
A: \(\frac{3}{2}\)
Step-by-step explanation:
\(\mathrm{The\:roots\:are\:the\:intercepts\:with\:the\:x-axis}\:\left(y=0\right)\)
\(2x-3=0\)
\(\mathrm{Add\:}3\mathrm{\:to\:both\:sides}\)
\(2x-3+3=0+3\)
\(\mathrm{Simplify}\)
\(2x=3\)
\(\mathrm{Divide\:both\:sides\:by\:}2\)
\(\frac{2x}{2}=\frac{3}{2}\)
\(Simplify\)
\(x=\frac{3}{2}\)
What is the equation of a line, in general form, with a point (-3, 0) and an undefined slope? x - 3 = 0 y + 3 = 0 y - 3 = 0 x + 3 = 0.
Answer: x+3=0
Step-by-step explanation:
Answer: x+3=0
Step-by-step explanation: make me brainliest please
The formula Ax + By = C represents the equation of a line in standard form. Write an expression that represents y in terms of A, B, C, and x?
Answer:
y = \(\frac{C-Ax}{B}\)
Step-by-step explanation:
Ax + By = C ( subtract Ax from both sides )
By = C - Ax ( isoilate y by dividing both sides by B )
y = \(\frac{C-Ax}{B}\)
Solution is in the attachment!! :)
HELP PLEASE!!!What is the measure of /_BAC?
50°
80°
100°
130°
Answer:
<BAC = 80
Step-by-step explanation:
All triangle angles equal 180
<BAC = x
x + 50 + 50 = 180
x + 100 = 180
x = 180 - 100
x = 80
Find the LCM of 13 and 52.
LCM =
.
Answer:
Step-by-step explanation:
13 , 52
Here 13 is a prime number. So, check if 52 is a multiple of 13.
Yes, 13*4 = 52
LCM = 52
Answer:
52
Step-by-step explanation:
L.C.M of 13 and 52 is,
13 | 13 , 52
4 | 1 , 4
| 1 , 1
L.C.M = 13 x 4 = 52
Nyoko is having a pizza party. If two large pizzas serve 9 people, how many pizzas should she order to serve 27 guests at the party?
Answer: 6
Step-by-step explanation:
Just some simple ratios
P = Pizza People = Pl
P: Pl
2 : 9
x: 27
We want to find x.
Since 27/9 is equal to 3, we multiply 2 by 3 as well!
2x3=6, our desired amount.
What is the range of f(x)=−3x+4
A. the set of real numbers less than 0
B. the set of real numbers less than 4
C. the set of real numbers greater than 4
D. the set of real numbers greater than 0
The range of the function f(x) = -3x + 4 is all real numbers
None of the options is correct
The given function is:
f(x) = -3x + 4
The range of a function is the set of its valid output values
The function f(x) = -3x + 4 does not have any constraint, neither does it have any value that will make the function f(x) to be undefined.
Therefore, both the domain and the range of the function is a set of all real numbers
The range of the function f(x) = -3x + 4 is a set of all real numbers
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what is 5/16 - 3/8 in simplest form
Answer: -1/16
Step-by-step explanation:
3/8 ---> 6/16
5/16 - 6/16 = (-1/16)
on Tuesday at lunchtime, it was 29 degrees Celsius, by sunset, the temperature had dropped by 16
The equation for temperature change is T = -1.5t + 29 and the number line is plotted.
What is a number line?
A picture of numbers on a straight line is called a number line. It serves as a guide for contrasting and arranging numbers. Any real number, including all whole numbers and natural numbers, can be represented by it.
Let T represent the temperature in degrees Celsius, and let t represent the time in hours after lunchtime.
Then write an expression for the situation as follows:
T = -1.5t + 29
Here, -1.5t represents the decrease in temperature per hour, since the temperature is dropping at a rate of 1.5 degrees Celsius per hour.
Adding 29 to -1.5t gives the initial temperature of 29 degrees Celsius at lunchtime.
To illustrate this situation on a number line diagram, we can plot the temperature T as a function of time t.
The diagram would have time t on the horizontal axis and temperature T on the vertical axis.
Label the point (0, 29) on the diagram to represent the temperature at lunchtime, and the point (x, 16) to represent the temperature at sunset, where x is the number of hours after lunchtime.
Then draw a straight line connecting these two points to represent the linear relationship between temperature and time.
The line slopes downward from left to right, indicating that the temperature is decreasing over time.
Therefore, the number line diagram is plotted.
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On Tuesday at lunchtime, it was 29 degrees Celsius. By sunset, the temperature had dropped to 16 degrees Celsius. Please write an expression for the situation, and draw a number line diagram.
HELP PLS IT'S DUE TODAY!! 20 POINTS!!
Which expression is equivalent to (12 + 5) – (14 ÷ 7)²?
A) 7 + 10 × 5 + 10
B) 5 • 6 + 1 – (10 + 8)
C) 5 + 15 ÷ (3 + 2)²
D) 2 × (9 × 5 + 3²) + 4
Answer:
B
Step-by-step explanation:
(12 + 5) - (14÷7)² = 17 - (2)² = 17 - 4 = 13
B) 5*6 + 1 - (10+8) = 30 + 1 - 18 = 31 - 18 = 13
A T beam has a concrete and steel strengths of 28 MPa and 420 MPa. The live load is 3830 Pa. while the dead load in addition to concrete's weight is to be 4097. The density of concrete is 2400 kg/m³. The slab is 125 mm thick while the effective depth is 600 mm, the total heightof T-beam of 675 mm and the bottom width of T beam is 375 mm. The length of the beam is 7 meters. The center-to-center spacing of beams is 330 cm. Determine the arrangement of main reinforcement bars. Check for clear spacing
it is recommended to consult the applicable building codes and engage a structural engineer or a design professional to provide a detailed reinforcement arrangement and verify the clear spacing requirements based on the specific design parameters and local code provisions.
To determine the arrangement of main reinforcement bars in the T-beam and check for clear spacing, we need to consider the design requirements and code provisions. However, without specific design criteria or applicable building codes, it is not possible to provide a detailed reinforcement arrangement.
In general, the main reinforcement bars in a T-beam are placed in the bottom flange (or the web) and the top flange. The main bars provide tensile strength to resist bending moments and shear forces. The spacing and size of the bars are determined based on the loadings, concrete and steel strengths, and other design considerations.
To ensure proper clear spacing between reinforcement bars, building codes often specify minimum requirements to prevent congestion and facilitate proper concrete consolidation. Clear spacing requirements may vary depending on factors such as bar diameter, concrete cover, and construction practices. Typically, clear spacing provisions help maintain adequate concrete cover and ensure the proper placement and compaction of concrete.
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gjkv ksfirjeogjagkfs fnremfsjkzd ewafeji frefnrzf fjnfjrbgbege frfnr frne frefaznj refjinrf
Answer:
THIS ANSWER IS REVENGE
muhahaha
A 354-inch board is cut into two pieces. One piece is five times the length of the other. Find the length of the shorter piece
Answer:
54 inches
Hope this helps! :)
Step-by-step explanation:
For this experiment you have been randomly assigned to a group consisting of you and one other person. You do not know now, nor will you ever know, who this other person is. For this experiment all you have to do is distribute your 10 points into two accounts. One account called KEEP and one account called GIVE. The GIVE account is a group account between you and your group member. For every point that you (or your group member) put in the GIVE account, I will add to it 50% more points and then redistribute these points evenly to you and your group member. The sum of the points you put in KEEP and GIVE must equal the total 10 points. Any points you put in the KEEP account are kept by you and are part of your score on this experiment. Your score on the experiment is the sum of the points from your KEEP account and any amount you get from the GIVE account. For example, suppose that two people are grouped together. Person A and Person B. If A designates 5 points in KEEP and 5 points in GIVE and person B designates 10 points to KEEP and 0 points to GIVE then each person’s experiment grade is calculated in this manner: Person A’s experiment grade = (A’s KEEP) + 1.5(Sum of the two GIVE accounts)/2 = 5 +(1.5)(0+5)/2= 5 + 3.75 = 8.75. Person A’s score then is 8.75 out of 10. Person B’s experiment grade = (B’s KEEP) + 1.5(Sum of the two GIVE accounts)/2 = 10 +(1.5)(0+5)/2 = 10 + 3.75. Person B’s score then is 13.75 out of 10. (you can think of any points over 10 as extra credit) In this module’s activity you were asked to make a decision about how to invest your resources (points). This activity is a classic strategic game where the good of the individual is at odds with the good for the group. These problems are pervasive in risk management. For example, a physician who is trained to treat diseases may be reluctant to discuss alternative treatments with a patient when the physician is sure that a specific treatment is the only truly viable treatment. Nonetheless, you have learned in this course that physicians (or an agent of the physician) must have this discussion and bow to the will of the patient even if, in the physician’s judgment, the patient chooses an alternative treatment which is likely to be superfluous. In this way, informed consent and patient education are nuisances to the physician but are very important to protect the group (maybe a hospital or surgical group) from liability. In light of recent events another example is warranted. Individuals may choose to not get vaccinated since they do not want to bear the risk of any possible adverse side-effects of a vaccine. This is perfectly reasonable to do so. The problem arises when large groups of people choose to not get vaccinated thus making the impact of the disease relatively larger than need be if everyone would choose to take a vaccine (remember our first cost-benefit experiment). This implies that individual’s rights to choose not to vaccinate are at odds with what is good for the group of individuals. These types of problems are common in risk management. Discussion: (If you post your answers to each of the four questions below before the deadline, you will get the full ten points for the discussion. The questions do not need to be answered mathematically or with a calculation. If you feel the need to use mathematics to make a calculation, then you are free to do so but the questions are merely asking you for a number and how you arrived at that number. If you do not do any calculations to arrive at the number, just say how you arrived at the number. (There are no incorrect answers.) 1. In this activity how did you arrive at your decision on the keep-give split? 2. What is the best outcome of this situation for you? 3. What is the best outcome of this situation for the group? 4. Can you see any parallels with this game and how risk management strategies work? Explain.
1. I based my decision on allocating points to maximize my own score, while also considering the potential benefits of contributing to the group fund.
2. The best outcome for me would be allocating the minimum points required to the GIVE account, while putting the majority in the KEEP account. This would ensure I receive the most points for myself.
3. The best outcome for the group would be if both participants maximized their contributions to the GIVE account. This would create the largest group fund, resulting in the most redistributed points and highest average score.
4. There are parallels with risk management strategies. Individuals may act in their own self-interest, but a larger group benefit could be achieved if more participants contributed to "group" risk management strategies like vaccination, safety protocols, insurance policies, etc. However, some individuals may free ride on others' contributions while benefiting from the overall results. Incentivizing group participation can help align individual and group interests.
Determine whether the random variable described is discrete or continuous. The final exam score of a randomly chosen student from last semester's statistics class. The random variable described is (select)
Discrete random variables can only take on certain values (like whole numbers). They cannot take on any value within a given range, but only certain fixed values, separated by some space.
The random variable described is continuous. The exam score is continuous and can take any value within a given range. Hence it cannot take up any exact value, instead it takes up a value between two values and the probability of that value is zero.Here is a brief explanation:Discrete Random Variables: Discrete random variables can only take on certain values (like whole numbers). They cannot take on any value within a given range, but only certain fixed values, separated by some space.Continuous Random Variables: Continuous random variables can take on any value (within a given range) and the probability of that value is zero. Their probability distributions are represented by continuous graphs like normal distribution, exponential distribution, etc. They are represented using intervals of numbers rather than specific numbers.For instance, the number of rainy days in a month can be measured using a discrete random variable since the number of days can only be a whole number (such as 0, 1, 2, 3, ...). So, if we use a continuous random variable to measure the height of students in a class, it can be any number between a given range, like 155 cm or 155.1 cm, or 155.2 cm, etc. And, it’s very rare to have the same height of two students, hence it’s a continuous random variable.
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