Answers
Let me translate it to English before I answer your question.
Hello friend, how are you? Today I want to write about my schedule of classes.
My classes start at seven thirty in the morning. I have five classes everyday. My math class, it starts at seven thirty. Then a biology class and it starts at half past nine. I have a twenty minute break at noon. It starts at half past seven. I always have soccer practice after school, but today I have to come home early because I have to study for the biology test. Take care.
First answer: 20 mins
Second answer: 7:30
Third answer:7:30
Fourth answer:9:05
Hope this helps you!!
Stay safe.
Related Questions
Consider a game with the following reward table: (a) (6 pts ) Solve for the Mixed Nash Equilibrium? (b) (2 pts) For the mixed Nash Equilibrium what is the expected reward for each player?
Answers
The mixed Nash equilibrium for the given game can be solved.In the mixed Nash equilibrium, the expected reward for Player 1 is 5/3, and the expected reward for Player 2 is 11/3.
To find the mixed Nash equilibrium, we need to determine the probability that each player assigns to their available strategies, such that no player can unilaterally deviate to improve their payoff. In the given game, Player 1 has two strategies, A and B, while Player 2 has three strategies, X, Y, and Z.
Using mathematical calculations, we can solve for the mixed Nash equilibrium. The specific probabilities assigned to each strategy by the players will depend on the payoff matrix and the corresponding equations. However, without the specific values of the payoffs, it is not possible to provide the exact solution in this context.
Once the mixed Nash equilibrium is determined, we can compute the expected reward for each player. The expected reward is the weighted average of the payoffs for each strategy, where the weights are the probabilities assigned to those strategies in the equilibrium.
For Player 1, the expected reward is the sum of the payoffs from each strategy (A and B) multiplied by the respective probabilities assigned to those strategies in the equilibrium.
Similarly, for Player 2, the expected reward is the sum of the payoffs from each strategy (X, Y, and Z) multiplied by the respective probabilities assigned to those strategies in the equilibrium.
To provide the exact expected rewards, we would need the probabilities obtained from solving for the mixed Nash equilibrium in part a, along with the specific payoffs from the reward table.
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Using the formula for perimeter 2l + 2w = p find the length l given the perimeter p and width w
Answers
The length of the rectangle, l = 170 m
Given,
Perimeter of the rectangle, p = 660 m
Width of the rectangle, w = 160 m
Here the formula for perimeter of the rectangle is,
Perimeter of the rectangle, p = 2l + 2w
Therefore,
Perimeter of the rectangle, p = 2l + 2w
660 = 2l + 2 x 160
660 = 2l + 320
2l = 660 – 320
2l = 340
l = 340 / 2
l = 170
That is, the length of the rectangle, l = 170 m
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The question is incomplete. Completed question is given below.
Using the formula for perimeter 2l + 2w = p. Find the length l of the rectangle. Given the perimeter p = 660m and width w = 160 m
PLEASE HELP! WILL MARK BRAINLIEST
Answers
Answer:
Corresponding angles postulate
Step-by-step explanation:
<3 and <7 are corresponding angles and if corresponding angles are equal, the lines are parallel.
A random variable is said to be continuous if it: ______________ a. can have decimal values. b. is measured over an interval. c. has a countably infinite number of values.
d. has a countable number of values.
Answers
A random variable is said to be continuous if it is measured over an interval. Option b. "is measured over an interval" correctly describes a continuous random variable.
A continuous random variable can take on any value within a given interval, including decimal values. It represents measurements that can be infinitely divided and can take on an uncountable number of values. Examples of continuous random variables include the height of individuals, the time it takes to complete a task, or the temperature of a room. These variables are not restricted to specific discrete values and can vary continuously.
On the other hand, discrete random variables (options a, c, and d) can only take on a countable number of distinct values. Discrete random variables represent outcomes that are distinct and separate, such as the number of students in a class, the number of cars passing by, or the number of heads obtained when flipping a coin.
These variables do not have decimal values and cannot be measured over a continuous range.
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TRUE / FALSE. when the block is in equilibrium, each spring is stretched an additional ∆x. then the block is set into oscillation with amplitude a; when it passes through its equilibrium point it has a speed v.
Answers
The statement is true.
When the block is in equilibrium, each spring is stretched an additional ∆x. This implies that the forces from the two springs are balanced, and the block is not experiencing any net force in the equilibrium position.
When the block is set into oscillation with amplitude a, it will pass through its equilibrium point during the oscillation. At the equilibrium point, the displacement of the block is zero, and it changes direction. At this point, the block has its maximum speed v, as it is accelerating towards the equilibrium position.
The speed of the block decreases as it moves away from the equilibrium position, reaches zero at the maximum displacement (amplitude), and then starts accelerating towards the equilibrium point again. Therefore, when the block passes through its equilibrium point, it has its maximum speed v.
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Find a power series representation for the function
f(x)=arctan(x/7).
f(x)=[infinity]∑n=0
Determine the radius of convergence, R.
R=
Answers
A power series representation for the function f(x) = arctan(x/7) can be expressed as:
f(x) =
∑n=0^∞ (-1)^n (x/7)^(2n+1)/(2n+1).
To find the power series representation of the function f(x) = arctan(x/7), we can use the known power series expansion for the arctangent function. The power series representation of arctan(x) is given by:
arctan(x) =
∑n=0^∞ (-1)^n (x^(2n+1))/(2n+1)
.
We substitute x/7 for x in the above expression, giving us:
arctan(x/7) =
∑n=0^∞ (-1)^n ((x/7)^(2n+1))/(2n+1)
.
Thus, the power series representation for the function f(x) = arctan(x/7) is:
f(x) =
∑n=0^∞ (-1)^n (x/7)^(2n+1)/(2n+1).
To determine the radius of convergence, R, we can use the ratio test. The ratio test states that for a power series ∑aₙxⁿ, the radius of convergence is given by:
R =
1/lim┬(n→∞)|aₙ/aₙ₊₁|
.
In this case, the coefficient aₙ is ((-1)^n)/(2n+1), and we can apply the ratio test to find the value of R.
Note: The provided solution demonstrates the power series representation for the given function and explains the determination of the radius of convergence using the ratio test. The actual calculations for determining the radius of convergence involve applying the ratio test to the series coefficients and taking the limit as n approaches infinity.
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What is the speed of a jet plane that travels 3,000 meters in 100 seconds?
Answers
Answer:
Step-by-step explanation:Answer: 108,000m/h (108km/h or 30m/s)
The Bermuda Triangle is a part of the Atlantic Ocean reputed to cause mysterious navigational problems for ships and airplanes. The sides of
the Bermuda Triangle run from Miami, Florida, southeast to San Juan, Puerto Rico; then north to Bermuda, Bermuda; and then southwest back
to Miami. The region is roughly equilateral with each side about 1000 miles long. A coordinate grid is placed on a map so that Miami is at
(0,0) and San Juan is at (10,0). What are the coordinates of Bermuda?
Answers
The coordinates of Bermuda are approximately (5, 995.037).
How to calculate the coordinates of BermudaSince the Bermuda Triangle is roughly equilateral with each side about 1000 miles long, we can assume that the distance between Miami and Bermuda is approximately 1000 miles.
Since the coordinates of Miami are (0,0) and the coordinates of San Juan are (10,0), we can use the distance formula to find the coordinates of Bermuda.
Let (x,y) be the coordinates of Bermuda. Then the distance between Miami and Bermuda is given by:
d = √[(x - 0)^2 + (y - 0)^2] = √[x^2 + y^2]
Similarly, the distance between San Juan and Bermuda is given by:
d = √[(x - 10)^2 + (y - 0)^2] = √[(x - 10)^2 + y^2]
Since the distances between all three points are equal and approximately 1000 miles, we can set the two distance formulas equal to each other and solve for x and y:
√[x^2 + y^2] = √[(x - 10)^2 + y^2]
Squaring both sides, we get:
x^2 + y^2 = (x - 10)^2 + y^2
Expanding the right side and simplifying, we get:
x^2 + y^2 = x^2 - 20x + 100 + y^2
Simplifying further, we get:
20x = 100
x = 5
Substituting x = 5 into one of the distance formulas and solving for y, we get:
√[5^2 + y^2] = 1000
Simplifying and solving for y, we get:
y = √(995^2) ≈ 995.037
Therefore, the coordinates of Bermuda are approximately (5, 995.037).
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Complex Roots
What are the roots of the equation x^2 - 16x + 73 = 0 in simplest a + bi form?
Answers
The solution of the quadratic equation will be x = 4 ± 57i.
What is a quadratic equation?A quadratic equation is a polynomial with a degree of 2 or the maximum power of the variable is 2 in quadratic equations. The quadratic equation will have two solutions as its maximum power is 2.
The given quadratic equation is x² - 16x + 73 = 0.
The equation is solved by completing the square method,
x² - 16x + 73 = 0
( x - 4 )² + 73 - 16 = 0
( x - 4 )² = -57
( x - 4 ) = ±√-57
( x - 4 ) = ±57i
x = 4 ± 57i
Therefore, the roots of the quadratic equation will be 4 ± 57i.
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Hello this is algebra 2 or geometry im looking for number 2 and the question includes finding the period and amplitude. The third part is to sketch one cycle of the graph of the function.
Answers
Solution:
Given the function below
\(y=2\cos\frac{\pi}{3}\theta\)Applying the general cosine function formula
\(\begin{gathered} y=a\cos(bx-c)+d \\ Where \\ a\text{ is the amplitude} \\ Period=\frac{2\pi}{b} \end{gathered}\)The amplitude is
\(a=2\)The period is
\(\begin{gathered} Period=\frac{2\pi}{b} \\ b=\frac{\pi}{3} \\ Period=\frac{2\pi}{\frac{\pi}{3}}=2\pi\times\frac{3}{\pi}=2\times3=6 \end{gathered}\)Hence, the period is 6 and amplitude is 2
The graph of the function is shown below
The owner of a new restaurant is designing the floor plan, and he is deciding between two different seating arrangements. The first plan consists of 10 tables and 25 booths, which will seat a total of 225 people. The second plan consists of 10 tables and 21 booths, which will seat a total of 197 people. How many people can be seated at each type of table?
Answers
An equation is formed of two equal expressions. The number of people that can sit at a table is 6.
What is an equation?An equation is formed when two equal expressions are equated together with the help of an equal sign '='.
Let the number of people that can be seated at a table be represented by x, while the number of people that can be seated in a booth is y.
The equation for the two floor plans can be written as,
24x + 11y = 254
12x + 17y = 242
Solving the above equations, by plotting the two of the given equations. Therefore, the number of people that can sit at a table is 6.
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The local amusement park was interested in the average wait time at their most popular roller coaster at the peak park time (2 p.m.). They selected 13 patrons and had them get in line between 2 and 3 p.m. Each was given a stopwatch to record the time they spent in line. The times recorded were as follows (in minutes): 118, 124, 108, 116, 99, 120, 148, 118, 119, 121, 45, 130, 118. What is the mode
Answers
Answer:
118
Step-by-step explanation:
Mode refers to a value that appears most frequently in a data set.
For example the mode in the data set below is 3 :
1, 2,3 4,3,3,9,10
3 is the mode because it appears 3 times while others appear once in the data set while the other values appear only once.
Mode is a measure of central tendency
118 appears 3 times while others appear once so it is the mode
One student solved the inequality −4 > x/-7 and got 28 28. Are they both correct? Explain
Answers
Answer: solutions are the same, just written differently, inequality sign is reversed when multiplying by a negative. Yes, both students are correct.Jul 8, 2018
Step-by-step explanation:
Which equation is in slope-intercept form and will pass through point (-5, 5) with slope –3?
Answers
Answer:
-10 = b
Step-by-step explanation:
y=mx+b substitute numbers for the variables
5= -3(-5)+b
5=15+b
-15 -15
-10= b
Answer:
y = - 3x - 10
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
Here m = - 3, thus
y = - 3x + c ← is the partial equation
To find c substitute (- 5, 5) into the partial equation
5 = 15 + c ⇒ c = 5 - 15 = - 10
y = - 3x - 10 ← equation of line
you play a game 5 times. the results of the plays are probabilistically independent, and on each play, your probability of winning, p(w), is 0.4, and your probability of losing, p(l), is 0.6. what is the probability of the sequence w, w, l, l, w?
Answers
The probability of the sequence W, W, L, L, W is (0.4)³ + (0.6)².
Given data;
Five games are played. Each play has a probability of winning, P(W), of 0.4, and a probability of losing, P(L), of 0.6. The results of the plays are probabilistically independent.
To get the probability of the sequence W, W, L, L, W.
Now,
As the results are probabilistically independent,
The probability of the sequence is;
→ [(P(W)]³ + [(P(L)]²
→ (0.4)³ + (0.6)²
Hence, the probability of the sequence W, W, L, L, W is (0.4)³ + (0.6)².
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help pls giving 20 points
Answers
Answer:
A
Step-by-step explanation:
On a number line, I would start at 32 and then go left on the number line 17 spaces. This would land me at positive 15.
70/100-5/10 enter the difference
Answers
let me know if you want the steps.
in herrnstein's matching equation, the letters and numbers to the left of the equals sign refer to what?
Answers
In Herrnstein's matching equation, the letters and numbers to the left of the equals sign refer to behaviour.
THE MATCHING LAW
Herrnstein's Experiment Herrnstein (1961) conducted an experiment with pigeons in a room with two response buttons, red and white. Each key was assigned its own VI gain schedule. For example, under one condition, the left button pick was boosted on a VI 135 second schedule, and the right button pick was boosted on a VI 270 second schedule.
After the birds have learned as much as possible about this electoral situation, how do they distribute their responses? We trained them for days and then measured their reactions. As is often the case with VI schedules, birds returned many responses for each reinforcer received. Most interesting, however, is that in this condition, where two-thirds of the reinforcers came from the left button, the birds performed about two-thirds of the responses with the left button. That is, the proportion of left button responses equaled or matched the proportion of reinforcers delivered by the left button. In another condition, two birds received only about 15% of reinforcers from the left key and responded about 15% to that key.
Based on these results, Herrnstein proposed the following general principle for individual behavior when presented with alternative sequences. So, what you think makes sense rather than other options available at that particular moment.
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Instructions: Find the measure of the indicated angle to the
nearest degree
Answers
Answer:
? = 33
Step-by-step explanation:
Since this is a right triangle, we can use trig functions
tan ? = opp / adj
tan ? = 13/20
Take the inverse tan of each side
tan ^-1 tan ? = tan ^-1 ( 13/20)
? = 33.02386756
To the nearest degree
? = 33
Answer:
33.
Step-by-step explanation:
inverse tan (13/20) = 33.023867579302
A
What is the formula for margin of error?
ZON'S
O ME=
√s
O ME=
O ME=
Ο ΜΕ
=
Z NS
7
Z S
Z•S
7
Answers
Answer:
\(\displaystyle ME=\frac{z\cdot s}{\sqrt{n}}\)
Step-by-step explanation:
\(z\) represents the critical value, \(s\) represents the sample standard deviation, and \(n\) represents the sample size.
The child has been diagnosed with rickets. The child’s mother is educated about the importance of providing the child with 10 micrograms (400 International Units) of an oral vitamin D supplement each day. The child’s mother purchases over-the-counter vitamin D drops. The supplement is noted to contain 5 mcg of vitamin D in each 0.5 mL. How much of the supplement should the mother administer to the child each day? Record your answer using one decimal place.
Answers
Answer:
1.0 mL each day
Step-by-step explanation:
The required daily dosage of vitamin D is 10 micrograms.
The supplement contains 5 micrograms per 0.5mL.
The volume of supplement necessary to fulfill the daily requirements of vitamin D is:
\(V=\frac{0.5\ mL}{5\ mcg}*10\ mcg\\ V=1.0\ mL\)
She should administer 1.0 mL of the supplement each day.
4x+7(3x-3)=9-5x show work please
Answers
Answer:
x = 1
Step-by-step explanation:
4x+7(3x-3) = 9-5x (equation)
4x+21x-21 = 9-5x (simplify)
25x-21 = 9-5x (combine like terms)
30x-21 = 9 (add 5x to each side)
30x = 30 (add 21 to each side)
x = 1 (divide each side by 30)
In a test (+5) marks are given for every correct answer and (-2) marks are given for every incorrect answer and 0 for answer not attempted. Ram gets 3 correct and 4 incorrect out of 7 questions he attempted. What is his score? please help its maths
Answers
Answer: His score is 7.
Step-by-step explanation:
Hi, to answer this question we have to analyze the information given:
Correct answer = +5
Incorrect answer =-2
Unattempted =0
Ram gets 3 correct and 4 incorrect out of 7 questions.
He attempted 7 questions (3 correct +4 incorrect) so, there are not unattempted questions.
Next, we have to multiply the number of correct questions by the marks given for each correct question ( some process for the incorrect questions)
3 correct = 3 (5) = +15
4 incorrect = 4 (-2) = -8
Adding both results:
+15-8= 7
His score is 7.
Feel free to ask for more if needed or if you did not understand something.
if f(x) = 2x/7 +4, which of the following is the inverse of f(x)?
Answers
Answer:
The answer is C
Step-by-step explanation:
Switch x and y
\(x = \frac{2y}{7} + 4\)
Solve for y
\(y = \frac{7(x - 4)}{2} \)
after running a classification model, we have the following confusion matrix: confusion matrix what is this model's overall accuracy ?
Answers
The overall classification accuracy of this model on the test set is 0.179
The overall classification accuracy of the model can be calculated by dividing the number of correctly classified instances (the sum of true positives and true negatives) by the total number of instances in the test set
Accuracy = (TP + TN) / (TP + TN + FP + FN)
where TP = True Positives, TN = True Negatives, FP = False Positives, and FN = False Negatives.
From the confusion matrix given
True Positives (TP) = 124
True Negatives (TN) = 116
False Positives (FP) = 77
False Negatives (FN) = 851
Plugging these values into the formula, we get
Accuracy = (124 + 116) / (124 + 116 + 77 + 851)
Accuracy = 0.179
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The given question is incomplete, the complete question is:
The following classification confusion matrix shows the results of a model's classifications on a test set: Test Set Results Model Prediction FALSE TRUE FALSE 116 TRUE 77 124 851 (The rows refer to the model's classifications, and the columns to the actual results in the test set.) a. What is the overall classification accuracy of this model on the test set?
What is the solution of each equation?
a
no solution
b
infinitely many solutions
c
8
d
-8
Answers
Answer:
b
Step-by-step explanation:
2(h-8)-h=h-16
step 1 distribute 2 to whats in the parenthesis
2h-16-h=h-16
step 2 combine like terms
h-16=h-16
add 16 to each side
h=h
subtract h from each side
0=0
this would have an infinite amount of solutions
The binomial distribution is used when
Answers
When there are precisely two outcomes of a trial that are mutually exclusive, the binomial distribution is used.
A discrete distribution is the binomial distribution. It is a probability distribution that is frequently utilised. It is then designed to represent a variety of distinct phenomena that appear in business, social sciences, natural sciences, and medical research.
The probability of achieving a specific number of successes, such as successful basketball shots, out of a fixed number of trials can be determined using the binomial distribution. To determine discrete probabilities, we use the binomial distribution.
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A bus route is 57 minutes long. A student is taking a trip on the bus for 2 3 the total route length. The student must also walk 10 minutes to get to the bus and 10 minutes from the bus to his destination. How long is the student’s total trip? A) 38 minutes B) 57 minutes C) 58 minutes D) 106 minutes
Answers
Multiply the time spent on the bus the the total length of the bus trip:
57 x 2/3 = 114/3 = 38 minutes
Now add the amount of time they walk:
38 + 10 + 10 = 58 minutes total.
Answer: C. 58 minutes
Find x when y=2 for y=6x+8
Answers
x
=
y
6
+
4
3
How many integers from 1 through 1,000 are neither multiples of 2 nor multiples of 9?
Answers
833 integers are neither multiples of 2 nor multiples 9
Given,
Number of integers from 1 to 1000 = 1000
There are 1000 numbers altogether
Total numbers that can be divided by 2
Number that are multiples of 2 = 1000 ÷ 2 = 500
500 of the number are multiples of 2
Total numbers that are multiples of 9
Numbers that are multiples of 9 = 1000 ÷ 9 = 111 R 1
111 of the numbers are multiples of 9
Of the 111 numbers that are multiples of 9, half of the numbers are even and had been included in multiples of 2.
111 ÷ 2 = 55 R 1
111 - 55 = 56
56 of the numbers are multiples of 9
Total numbers that can be multiples of 2 or 9
111 + 56 = 167
Total number that are neither multiples of 2 nor 9
1000 - 167 = 833
833 integers are neither multiples of 2 nor multiples 9
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