Answer:
X=12 Y=15
Step-by-step explanation:
X+Y=27 (1)
Y=X+3 (2)
substitute (2) into (1)
X+X+3=27
2X=24
X=12
substitute X=12 into (2)
Y=12+3
Y=15
Name the Set or Sets of numbers to which −25 belongs.
GUYS PLEASE HELP!!!!! if u can also explain how u got the answer
x =
3
7
1
Answer:
x = 3
Step-by-step explanation:
By tangent secant segment theorem:
\(x \times 12 = 4 \times 9 \\ \\ \implies \: 12x = 36 \\ \\ \implies \: x = \frac{36}{12} \\ \\ \implies \: x = 3\)
Answer:
x=3
Step-by-step explanation:
Two angles are supplementary. One angle is 155. What is the measure of the other angle?
Answer: your answer should be an angle that is greater than 90 degrees.
Step-by-step explanation: a supplementary angle is an angle that is greater than 90 degrees. hope it helps :)
Can someone please help me I will give brainliest
Answer:
x = 60
Step-by-step explanation:
five plus negative three
Answer:
2
5-3=2
Step-by-step explanation:
Answer:
2
Step-by-step explanation:
A computer is programmed to generate a sequence of three digits, where each digit is either 0 or 1, and each of these is equally likely to occur. construct a sample space that shows all possible three-digit sequences of 0s and 1s and then find the probability that a sequence will contain exactly one 0. a. 000, 001, 010, 011, 100, 101, 110, 111; the probability is startfraction 7 over 8 endfraction. b. 001, 011, 101, 111; the probability is startfraction 2 over 8 endfraction. c. 000, 010, 011, 101, 111; the probability is startfraction 2 over 8 endfraction = one-fourth. d. 000, 001, 010, 011, 100, 101, 110, 111; the probability is startfraction 3 over 8 endfraction.
The probability that a sequence will contain exactly one 0 is 3/8.
What is probability?
Probability is the branch of mathematics concerning numerical descriptions of how likely an event is to occur, or how likely it is that a proposition is true. The probability of an event is a number between 0 and 1,
We should consider sequences of three digits, where each digit is either 0 or 1. A sequence has three places .
where each place has two possibilities, i.e., 0 or 1, so, for the multiplication rule
we know that the sample space will have (2)(2)(2) = 8 sample points.
Specifically, the sample space is
S = {111, 110, 101, 011, 100, 010, 001, 000},
There are three sequences with exactly one 0.
Therefore the probability that a sequence will contain exactly one 0 is 3/8.
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What is the length if the diameter in the circle shown below?
Answer:
d = 7
Step-by-step explanation:
In the circle shown, the radius is 3.5. The diameter is double the radius (d = 2r), so:
d = 2 (3.5)
d = 3.5 + 3.5
d = 7
Tekan-Tekan Sdn. Bhd. has order for 200 Model AS-120 calculator for delivery on day 200. The calculator consists of three parts. Components 2 and 3 form subassembly 1 . Sub-assembly 1 and component 4 form the final assembly. Following are the work centers and times of each operation. Table Q3(a) shows routine file of the operation. Assuming: - Only one machine is assigned to each operation - The factory works on 8-hour shift, 5 days a week - All parts move in one lot of 200. (a) Illustrate the backward schedule based on the information given above. (12 marks) (b) Identify when component 3 must be started to meet the delivery date. (2 marks)
Component 3 must be started on day 197 to meet the delivery date of day 200.
To illustrate the backward schedule, we need to start from the delivery date (day 200) and work our way backward, taking into account the lead times and dependencies of each operation.
(a) Backward schedule:
Operation | Work Center | Time (hours) | Start Day
--------------------------------------------------------
Final Assembly | Work Center 1 | 1 | 200
Sub-assembly 1 | Work Center 2 | 2 | 199
Component 4 | Work Center 3 | 3 | 197
Component 2 | Work Center 4 | 4 | 196
Component 3 | Work Center 5 | 3 | ????
(b) To identify when component 3 must be started to meet the delivery date, we need to consider its dependencies and lead times.
From the backward schedule, we see that component 3 is required for sub-assembly 1, which is scheduled to start on day 199. The time required for sub-assembly 1 is 2 hours, which means it should be completed by the end of day 199.
Since component 3 is needed for sub-assembly 1, we can conclude that component 3 must be started at least 2 hours before the start of sub-assembly 1. Therefore, component 3 should be started on day 199 - 2 = 197 to ensure it is completed and ready for sub-assembly 1.
Hence, component 3 must be started on day 197 to meet the delivery date of day 200.
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how can I Simplify 13⁰ this
\( = \frac{13\pi}{180} \\ \\ in \: \: alternate \: form \\ \\ = 0226893\)
hope it helps
A certain animated movie earned 81. 1 x 10^9 in revenue at the box office the movie lasts 9. 1 x 10^1 minutes. How much revenue was earned per minute of the movie?
The revenue earned per minute of the movie is approximately $8.9 x 10^7.
To calculate the revenue earned per minute of the movie, we need to divide the total revenue by the duration of the movie in minutes.
Revenue earned per minute = Total revenue / Duration of the movie
Total revenue = $81.1 x 10^9
Duration of the movie = 9.1 x 10^1 minutes
Revenue earned per minute = ($81.1 x 10^9) / (9.1 x 10^1)
To divide numbers in scientific notation, we subtract the exponents and divide the coefficients:
Revenue earned per minute = $81.1 x 10^(9-1) / 9.1
Simplifying the exponent:
Revenue earned per minute = $81.1 x 10^8 / 9.1
Dividing the coefficients:
Revenue earned per minute ≈ $8.9 x 10^7
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3x-2y>2 graphs and solution
The graph of the inequality 3x - 2y > 2 is attached below.
We are given an inequality. The inequality is given below.
3x - 2y > 2
First of all, we will simplify the inequality. We need to keep the variable "y" on one side of the inequality. The inequality is modified as given below.
3x - 2y > 2
3x > 2 + 2y
3x - 2 > 2y
2y < 3x - 2
y < (3x - 2)/2
Now, to draw the graph of the inequality. We will first find the equation of the straight line corresponding to the given inequality.
y = (3x - 2)/2
We will draw a dotted line according to the above equation. Now, we will shade the area that satisfies the inequality. Hence, the graph is obtained.
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Solve the equation pleaseeee :) top answer will receive brainliest
Answer:
r= 96/5 or 19.2 either one is correct :)
biking talula got a new bicycle lock that has a four-number combination. each number in the combination is from 0 to 9. a. how many combinations are possible if there are no restrictions on the number of times talula can use each number?
There are 10,000 possible combinations if there are no restrictions on the number of times talula can use each number.
since the lock has four number positions and each position can have any number from 0 to 9, we can use the multiplication principle to determine the total number of possible combinations:
10 options for the first position x 10 options for the second position x 10 options for the third position x 10 options for the fourth position
this gives us:
10 x 10 x 10 x 10 = 10,000
biking talula got a new bicycle lock that has a four-number combination. each number in the combination is from 0 to 9. a. how many combinations are possible
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The function (x) = 0.42x + 50 represents the cost (in dollars) of a one-day truck rental when the truck is
driven x miles.
a. What is the truck rental cost when you drive 85 miles?
b. How many miles did you drive when your cost is $65.96?
a. The truck rental cost when you drive 85 miles is $85.7.
b. The number of miles driven when the cost is $65.96 is 0.42x.
a. To find the truck rental cost when driving 85 miles, we can substitute the value of x into the given function.
f(x) = 0.42x + 50
Substituting x = 85:
f(85) = 0.42(85) + 50
= 35.7 + 50
= 85.7
Therefore, the truck rental cost when driving 85 miles is $85.70.
b. To determine the number of miles driven when the cost is $65.96, we can set up an equation using the given function.
f(x) = 0.42x + 50
Substituting f(x) = 65.96:
65.96 = 0.42x + 50
Subtracting 50 from both sides:
65.96 - 50 = 0.42x
15.96 = 0.42x
To isolate x, we divide both sides by 0.42:
15.96 / 0.42 = x
38 = x
Therefore, the number of miles driven when the cost is $65.96 is 38 miles.
In summary, when driving 85 miles, the truck rental cost is $85.70, and when the cost is $65.96, the number of miles driven is 38 miles.
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many quantitative models of decision theory are based on comparing a single measure of effectiveness, generally some form of utility to the decision maker.a. true b. false
The statement many quantitative models of decision making are based on comparing a single measure of effectiveness, generally some form of utility to the decision maker is true. So, the correct optio is option a. true.
Many quantitative models of decision theory, such as Expected Utility Theory and also Multi-Attribute Utility Theory, involve comparing a single measure of effectiveness, typically some form of utility, to the decision maker. This allows for the evaluation and comparison of different options based on their expected outcomes and potential risks.
It helps the decision maker determine the best course of action.
Decision theory is a branch of probability. It is concerned with analytic philosophy. It deals with the decision making processes based on probabilities depending on the various factors and the numerical consequences of the outcome.
Therefore, the statement about the decision theory based on comparing a single measure of effectiveness is true.
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suppose there are four people in a room, exactly one of whom is a foreign agent. the other three people have been given pairs corresponding to a shamir secret sharing scheme in which any two people can determine the secret. the foreign agent has randomly chosen a pair.
Three of them possess pairs corresponding to a Shamir secret sharing scheme, enabling any two people to determine the secret.
Can any two people determine the secret using the Shamir secret sharing scheme?In this scenario, there are four people in a room. Three of them possess pairs corresponding to a Shamir secret sharing scheme, enabling any two people to determine the secret.
The remaining person is a foreign agent who has chosen a pair randomly. Thus, if any two of the three people with the valid pairs collaborate, they can successfully uncover the secret, as per the properties of the Shamir secret sharing scheme.
The presence of the foreign agent does not affect the security of the scheme unless they collaborate with another person possessing a valid pair.
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There are 10 Superscript 9 bytes in a gigabyte. There are 10 Superscript 6 bytes in a megabyte. How many times greater is the storage capacity of a 1-gigabyte flash drive than a 1-megabyte flash drive?
Answer:
1000 times greater.
Step-by-step explanation:
10^9 / 10*6
= 10^(9-6)
= 10^3
= 1000.
Answer:
just took the test answer is C
Step-by-step explanation:
9. If a person bikes 0.24 miles in 1 minute, how far can they bike in 45 minutes?
10. A test car went 64 miles on 2 gallons in the morning, 16 miles on ½ gallon at noon, and 32 miles on 1 gallon at 5 pm. Is the relationship a proportional relationship?
please answer properly and show or tell me all your work
Answer:
9. 10.8 miles
10. Yes
Step-by-step explanation:
To solve number 9 I multipled 0.24 x 45 to find the distance the biker can bike in 45 minutes.
Number 10 is yes because the numbers continue proportionaly. If you work it out, you can see that each half gallon takes the car 16 miles. The distances went 16 miles for 1/2 gallon, 32 miles for 1 gallon, would go 48 miles for 1 1/2 gallons, and went 64 miles for 2 gallons.
Hope it helps!
help plz, lotta points
Answer:
im confused
Step-by-step explanation:
Which one of the following best defines the notion of the significance level of a hypothesis test?
a. The probability of rejecting H_o, whether it's true or not
b. The probability of observing a sample statistic more extreme than the one actually obtained, assuming the null hypothesis is true
c. The probability of the type I error
d. The probability of the type II error
C. The probability of the type I error best defines the notion of the significance position of a thesis test.
The significance position, denoted by alpha( α), is the probability of rejecting the null thesis(H_o) when it's actually true. This is also known as a type I error, which occurs when we inaptly reject a true null thesis.
Option a isn't correct because the probability of rejecting H_o, whether it's true or not, isn't fixed and depends on the sample and the chosen significance position.
Option b isn't correct because it describes the p- value, which is a affiliated conception but not the significance position. The p- value is the probability of observing a sample statistic as extreme or more extreme than the one actually attained, assuming the null thesis is true.
Option d is also not correct because it describes the probability of a type II error, which occurs when we fail to reject a false null thesis. The probability of a type II error is denoted by beta( β) and is told by factors similar as sample size and effect size.
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find the slope of the graph below
ty :P
Answer:
\(\displaystyle m=\frac{-2}{3}\)
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
BracketsParenthesisExponentsMultiplicationDivisionAdditionSubtractionLeft to RightAlgebra I
Coordinates (x, y)Reading a Cartesian planeSlope Formula: \(\displaystyle m=\frac{y_2-y_1}{x_2-x_1}\)Step-by-step explanation:
Step 1: Define
Find points from graph
Point (-3, 1)
Point (3, -3)
Step 2: Find slope m
Simply plug in the 2 coordinates into the slope formula to find slope m
Substitute in points [Slope Formula]: \(\displaystyle m=\frac{-3-1}{3+3}\)[Fraction] Subtract/Add: \(\displaystyle m=\frac{-4}{6}\)[Fraction] Simplify: \(\displaystyle m=\frac{-2}{3}\)graph & do all answers
Graphing is a way to visually represent data or information in a clear and concise manner. It can help to identify trends, patterns, and relationships between variables.
Graphs come in many different types, including bar graphs, line graphs, scatter plots, and pie charts.
The type of graph used will depend on the nature of the data and what you want to communicate.
Graphing can be useful in a variety of fields, including science, economics, finance, and business.
For example, a line graph can be used to show changes in stock prices over time, while a scatter plot can be used to identify correlations between two variables, such as age and income.
Graphing requires careful attention to detail and accuracy in order to produce clear and meaningful visual representations of data. It is an important tool for anyone who wants to better understand and communicate information.
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If someone would help Me that would be great! will give BRAINLLIEST!
Answer:
where are the pictures???
Step-by-step explanation:
Answer:
Where are the answers?
Step-by-step explanation:
4x 4y Let F = ( 7x²4+75² > 7x2²+75²0). (Use symbolic notation and fractions where needed.) div (F) = 0 curl(F): = Incorrect Calculate div(F) and curl(F).
To calculate the divergence (div) and curl of the vector field F = (4x, 4y, 7x² + 75²), we can use the standard formula of divergence to calculate the vector feild which would come up as (0, -14x, 0).
The divergence of a vector field F = (P, Q, R) is given by:
div(F) = ∂P/∂x + ∂Q/∂y + ∂R/∂z
In this case, P = 4x, Q = 4y, and R = 7x² + 75².
∂P/∂x = 4, ∂Q/∂y = 4, and ∂R/∂z = 0 (since R does not depend on z).
Therefore, the divergence of F is:
div(F) = ∂P/∂x + ∂Q/∂y + ∂R/∂z = 4 + 4 + 0 = 8
Now let's calculate the curl of F.
The curl of a vector field F = (P, Q, R) is given by:
curl(F) = (∂R/∂y - ∂Q/∂z, ∂P/∂z - ∂R/∂x, ∂Q/∂x - ∂P/∂y)
In this case:
∂R/∂y = 0, ∂Q/∂z = 0
∂P/∂z = 0, ∂R/∂x = 14x, ∂Q/∂x = 0
∂Q/∂x = 0, ∂P/∂y = 0
Therefore, the curl of F is:
curl(F) = (0 - 0, 0 - 14x, 0 - 0) = (0, -14x, 0)
So, the divergence of F is 8, and the curl of F is (0, -14x, 0).
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Briefly, describe the distribution in context. Recall, categorical variables are summarized by counts and/or percents
Thus, distribution is a function that shows the possible values for a variable and how often they occur and categorical values are summarized by counts and/or percents
In statistics, the distribution is a function that shows the possible values for a variable and how often they occur.
The distribution of a data set is the shape of the graph when all possible values are plotted on a frequency graph. Usually, we are not able to collect all the data for our variable of interest. Therefore we take a sample. This sample is used to make conclusions about the whole data set.
The categorical variable is a data in which individuals are placed into groups or categories.
One way to summarize categorical data is to simply count (frequency), or tally up, the number of individuals that fall into each category. Another way is to show the percentage of individuals who fall into each category, thereby creating a relative frequency.
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how to calculate urine output from diaper weight
Answer:
Step-by-step explanation:
mass of the urine lol
Martin has a pencil case which contains 4 blue pens and 3 green pens. Martin picks a pen at random from the pencil case. He notes its colour, and then replaces it. He does this two more times. Work out the probability that when Martin takes three pens, exactly two are the same colour. (3 marks)
Answer: How do you not understand this?
I understand it perfectly.
Step-by-step explanation:
The probability that when Martin takes three pens, exactly two are the same color is 26.53%.
Probability
Given:
Blue pens=4
Green pens=3
Hence:
Probability=4³+3³÷(4+3)³
Probability=64+27/343
Probability=91/343
Probability=0.2653×100
Probability=25.53%
Therefore the probability that when Martin takes three pens, exactly two are the same color is 26.53%.
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\(\(\left \{ {{3x+4y=36} \atop {y=-\frac{1}{2} x+8}} \right.\)
\( \qquad \qquad \huge \underline{\boxed{ \sf {Answer}}}\)
Let's solve ~
The given equations are :
\( \qquad \dashrightarrow \bf \: 3x + 4y = 36 \sf \: \: \: \: \: \: \: \: \: \: (1)\)
and
\( \qquad \dashrightarrow \sf \:y = - \frac{1}{2} x + 8\)
[ multiply each sides by 2 ]
\( \qquad \dashrightarrow \sf \: 2y = - x + 16\)
\( \qquad \dashrightarrow \sf \:x + 2y = 16\)
[ multiply both sides by 2 ]
\( \qquad \dashrightarrow \bf \: 2x + 4y = 32 \: \: \: \: \: \: \: \: \: \: \: \sf(2)\)
Now, subtract equation (2) from (1)
\( \qquad \dashrightarrow \sf \: 3x + 4y - (2x + 4y) = 36 - 32\)
\( \qquad \dashrightarrow \sf \: 3x + \cancel{4y }- 2x - \cancel{4y }= 4\)
\( \qquad \dashrightarrow \bf \: x = 4\)
Now, as we got the value of x, let's solve for y :
\( \qquad \dashrightarrow \sf \: y = - \dfrac{1}{2} x+ 8\)
\( \qquad \dashrightarrow \sf \: y = -\dfrac{1}{2} (4)+8\)
\( \qquad \dashrightarrow \sf \: y = - 2 + 8\)
\( \qquad \dashrightarrow \bf \: y = 6\)
juan needs to make a total of 40 deliveries this week. so far he has completed 18 of them. what percentage of his total delivery has juan completed
Answer:
45.00%
Step-by-step explanation:
The total answers count 40 - it's 100%, so we to get a 1% value, divide 40 by 100 to get 0.40. Next, calculate the percentage of 18: divide 18 by 1% value (0.40), and you get 45.00% - it's your percentage grade.
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Graph the equation by plotting points.x = |y| - 5
First, clear the x to make the conventional form:
\(x=\left|y\right|-5\)\(\left|y\right|-5=x\)\(\left|y\right|-5+5=x+5\)\(\left|y\right|=x+5\)Now graph like a normal equation but remember that an absolute value has the reflection of the equation by the x-axis.
So the answer is:
B.