The transformation matrix to rotate the line which is parallel to y-axis and passing through point (0, 4, 0), by an angle 0 = 45° is
| cos(45) 0 sin(45) |
| 0 1 0 |
|-sin(45) 0 cos(45) |
How do you find transformation matrix to rotate the line which is parallel to y-axis?A rotation matrix can be used to rotate a point or vector in a 3D space. To rotate a line, you would need to rotate the points on that line.
To find the transformation matrix for a 45-degree rotation about the x-axis, you can use the following matrix:
Copy code
| 1 0 0 |
| 0 cos(45) -sin(45) |
| 0 sin(45) cos(45) |
This matrix can be applied to a point (x, y, z) by multiplying it as follows:
Copy code
| x' | | 1 0 0 | | x |
| y' | = | 0 cos(45) -sin(45) | * | y |
| z' | | 0 sin(45) cos(45) | | z |
However, this matrix will rotate the point about x-axis, but you need to rotate about y-axis.
To find the transformation matrix for a 45-degree rotation about the y-axis, you can use the following matrix:
Copy code
| cos(45) 0 sin(45) |
| 0 1 0 |
|-sin(45) 0 cos(45) |
This matrix can be applied to a point (x, y, z) by multiplying it as follows:
Copy code
| x' | | cos(45) 0 sin(45) | | x |
| y' | = | 0 1 0 | * | y |
| z' | |-sin(45) 0 cos(45) | | z |
Keep in mind that this matrix will rotate the point about y-axis, if you want to rotate about x or z axis you need to use different matrix.
Therefore, the correct answer is as given above
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Discussion Topic
Personal finance includes income as well as expenses. You must manage your
personal finances daily, weekly, or monthly. Discuss the advantages of using
spreadsheets for managing personal finances.
The advantages of using spreadsheets for managing personal finances is that:
Spreadsheets are known to be tools that are very quick and easy and helps one to add into a workflow. Spreadsheets are regarded as an efficient tools for financial documents. A person can have access to a lot of spreadsheet templates and they can be able to visualize data along with caveats.What is the advantage of using a spreadsheet?The Advantage is that it is one that help[s a person to be able to organizing a lot of data.
Note that The advantages of using spreadsheets for managing personal finances is that:
Spreadsheets are known to be tools that are very quick and easy and helps one to add into a workflow. Spreadsheets are regarded as an efficient tools for financial documents. A person can have access to a lot of spreadsheet templates and they can be able to visualize data along with caveats.Learn more about spreadsheets from
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You are building a Music Player app.
You need to implement the MusicPlayer class, which should hold the track names as Strings in an array. The array is already defined in the given code.
The player should support the following functions:
add: add the given argument track to the tracks array.
show: output all track names in the player on separate lines.
play: start playing the first track by outputting "Playing name" where name is the first track name.
You can add a new item to an array using +=, for example: tracks += track
make sure the answer or the language code is in kotlin
answer it asap
Using the computational knowledge in JAVA it is possible to write a code that uses the functions to make a Music player app.
Writting the code in JAVAimport React, { Component,useRef, setStatus, status } from 'react';
import ‘./Song.css';
import song1 from "./music/song1.mp3";
import song2 from "./music/song2.mp3"
import song3 from "./music/song3.mp3"
import song4 from "./music/song4.mp3"
export default function MusicPlayer() {
const data = [
/>
</li>
);
};
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What is something you can setup within your email account to prevent potentially harmful emails making their way to your inbox?.
The thing that one need to setup within their email account to prevent potentially harmful emails making their way to your inbox are:
Set Up Filters.Block unwanted Email Addresses.Report Spam Directly.Do Unsubscribe from Email Lists, etc.Which feature helps to prevent spam messages from being sent to your inbox?To avoid spam in one's email, one of the best thing to do is to Run your inbox through spam filter and virus filter.
Hence, The thing that one need to setup within their email account to prevent potentially harmful emails making their way to your inbox are:
Set Up Filters.Block unwanted Email Addresses.Report Spam Directly.Do Unsubscribe from Email Lists, etc.Learn more about Email from
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Explain the unique reason why assember language is perfered to high level language
The unique reason why assembler language is preferred to high level language is that It is said to be memory efficient and it is one that requires less memory.
Why is assembly language better than other kinds of high level?
It implies means that the programs that one uses to write via the use of high-level languages can be run easily on any processor that is known to be independent of its type.
Note that it is one that has a lot of better accuracy and an assembly language is one that carries out a lot of better functions than any high-level language, in all.
Note also that the advantages of assembly language over high-level language is in terms of its Performance and accuracy as it is better than high-level language.
Hence, The unique reason why assembler language is preferred to high level language is that It is said to be memory efficient and it is one that requires less memory.
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What does this function do?
def guess_function(guess_List):
if len(guess_List) == 1:
return guess_List[0]
else:
return guess_List [0] + guess_function(guess_List[1:])
Answer:
below
Explanation:
It checks guess_List and if it only has 1 item, returns the first item as the function. Otherwise, it returns the first item added to the items from the second item onwards in guess_List.
G. Write OOP in foll. What's aprogramming language?examples programming languages ? Outline any five
Explanation:
Significant object-oriented languages include: Java, C++, C#, Python, R, PHP, Visual Basic.NET, JavaScript, Ruby, Perl, SIMSCRIPT, Object Pascal, Objective-C, Dart, Swift, Scala, Kotlin, Common Lisp, MATLAB, and Smalltalk.
I hope it helps you don't forget to give ratings
Meaning of U.R.L in computer
Uniform Resource Locator, or URL, is an Internet resource address and a reference to that resource.
A URL has two main components:
Protocol identifier: For the URL http://example.c0m, the protocol identifier is http.Resource name: For the URL http://example.c0m, the resource name is example.com.The resource name and the protocol identification are separated from one another by a colon and two forward slashes. The name of the protocol to be used to get the resource is indicated by the protocol identifier. The Hypertext Transfer Protocol (HTTP), which is frequently used to serve up hypertext content, is utilized in the sample. One of the many different protocols used to access various kinds of online content is HTTP. The File Transfer Protocol (FTP), Gopher, File, and News are further protocols.
The full address to the resource is contained in the resource name. However, for many protocols, including HTTP, the resource name comprises one or more of the following elements. The structure of the resource name totally depends on the protocol being used.
Host Name: The name of the computer that houses the resource.
Filename: The computer's pathname for the file.
the port number to which you should connect (typically optional).
Referencing a named anchor inside a resource that often designates a particular spot within a file (typically optional).
Many protocols only need the host name and filename, while others allow for the port number and reference. For instance, the resource name for an HTTP URL must include the host name of the network server, the filename of the content on that server, a port number, and a reference.
Kim agrees. You get the equipment from the truck and begin working. Kim approaches you as you are installing the modem and is a little concerned about customers being on the same network. Kim is afraid that customers will be able to "read" the information from credit cards and sales registers.
The ideal recommendation would be to offer Kim a VPN setup that will secure all network traffic in order to allay her concerns about consumers being able to "read" the information from credit cards and sales registers when connected to the same network.
What is credit cards?A credit card is a type of credit facility provided by banks that allows customers to borrow money up to a pre-approved credit limit. Customers can utilize it to do business while buying goods and services.
An electronic payment technique known as a credit card can be used for both consumer and business transactions, including cash advances and purchases. A credit card frequently serves as a substitute for cash or checks and provides an unsecured revolving line of credit.
Credit with no interest: A credit card has an interest-free grace period between the time of purchase and the time of payment.
Thus, The ideal recommendation would be to offer Kim a VPN setup.
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flowgorithm based on pseudocode to ask user an age it then displays message if the user's age is greater than 65 (retirement age). It also allows the user to end the program by entering a specific number, a sentinel value and looping structure
A sample pseudocode that can be used to perform the operation is:
Print "What is your age?"
If Age > 65
Print "You are of retirement age"
If input= "5"
Terminate
Else
End
What is a Pseudocode?This refers to the plain language that makes a description of the sequence of steps used to execute a program.
Hence, we can see that based on the user request, there is the sample pseudocode that would ask for input, if the age is greater than 65, a print function would be used and the program can be terminated if a specific number (5) is put.
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Every problem has a solution, Now
what is the solution of this?
printer runs out of paper during the printing job. A signal is sent back to the computer to stop temporarily its current task. Name this type of signal
The signal is sent back to the computer to stop temporarily its current task is known as interrupt signal.
What is interrupt signal?An interrupt is known to be a form of a signal emitted by any kind of device such as printer that is said to be attached to a computer or from a program that is seen in the computer.
Hence, The signal is sent back to the computer to stop temporarily its current task is known as interrupt signal.
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given 2,4,3,-1 as input, what is the output for the following program:total_product = 1 user_value = int(input()) while user_value > 0: total_product = total_product * user_value user_value = int(input()) print('Product:', total_product, end='')
The python program for any of the given values is as written below.
How to run a Program in Python?We are told to use input for the python program as;
2, 4, 3, -1
Now, the python program using 2 as user value and 1 as total product gives us the program as;
total_product = 1
user_value = (input(1)) #while user_value > 0:
total_product = total_product * user_value
user_value = (input(2))
print('Product:2', total_product, end='2')
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In cell I5, enter a formula without using a function that divides the General Medicine total in cell H5 by the annual total in cell H9 to display the department’s percentage of total revenue. Use an absolute reference for cell H9, and then enter the same formula without formatting from cell I5 to the range I6:I9.
The formula to enter in cell I5 is = $H$5/H9
How to enter the formula?The given parameters are:
Cell H5 = Medicine TotalCell H9 = Annual TotalTo divide H5 by H9, we have
H5/H9
Cell H5 is to be referenced by absolute reference
So, we have:
$H$5/H9
To enter the formula in cell I5, we use the following:
= $H$5/H9
When the same formula is entered in I6 to I9, we have:
= $H$5/H10
= $H$5/H11
= $H$5/H12
= $H$5/H13
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Array Basics pls help
Answer:
import java.util.Random;
class Main {
static int[] createRandomArray(int nrElements) {
Random rd = new Random();
int[] arr = new int[nrElements];
for (int i = 0; i < arr.length; i++) {
arr[i] = rd.nextInt(1000);
}
return arr;
}
static void printArray(int[] arr) {
for (int i = 0; i < arr.length; i++) {
System.out.println(arr[i]);
}
}
public static void main(String[] args) {
int[] arr = createRandomArray(5);
printArray(arr);
}
}
Explanation:
I've separated the array creation and print loop into separate class methods. They are marked as static, so you don't have to instantiate an object of this class type.
One of the principles of
✔ netiquette
includes protecting
✔ privacy
by taking care of the information you send others by e-mail.
By practicing
✔ professional communication
skills in e-mails, you can create a strong professional reputation for yourself.
Sending e-mails is not always the best way to
✔ build professional relationships
. Sometimes having a
conversation
✔ in person
is more efficient and friendly.
for who ever needs it on brainly. ur welcome
The fill up for the missing words are:
netiquetteprivacy professional build professional relationships. in personCheck more about netiquette below;
What is netiquette?Netiquette is known to be a term that was said to be made-up of word gotten from net and etiquette.
Note that Netiquette often tells about the rules of conduct needed for respectful and appropriate communication that one can use on the internet.
Hence, The fill up for the missing words are:
netiquetteprivacy professional build professional relationships. in personSee full question below
One of the principles of X good communication-------------------- includes protecting
----------------- by taking care of the information you send others by e-mail.
By practicing --------------------------skills in e-mails, you can create a strong professional reputation for yourself.
Sending e-mails is not always the best way to --------------------Sometimes having a
conversation--------------------- is more efficient and friendly.
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I need help with my solution
Answer: B. a = 14 and b = 3
Explanation:
Let's work through the expressions one-by-one:
The first 2 lines create 2 varaibles, a and b, with values of 2 and 7, respectively.
The next line assigns a to the product of a and b.
a * b = 2 * 7 = 14, so the new value of a is 14.
The last line assigns the remainder of b divided by the difference of a and 10.
a - 10 is 14 - 10 which is 4.
The value of b is 7 due to the second expression. 7 % 4 is 3 as 4 goes into 7 once with 3 left over. This value of three is assigned to b.
After all the expressions, the values of the variables are as follows: a = 14 and b = 3.
In this lab, you complete a prewritten Python program for a carpenter who creates personalized house signs. The program is supposed to compute the price of any sign a customer orders, based on the following facts:
The charge for all signs is a minimum of $35.00.
The first five letters or numbers are included in the minimum charge; there is a $4 charge for each additional character.
If the sign is make of oak, add $20.00. No charge is added for pine.
Black or white characters are included in the minimum charge; there is an additional $15 charge for gold-leaf lettering.
Instructions
Make sure the file HouseSign.py is selected and open.
You need to assign variables for the following:
A variable for the cost of the sign assigned to 0.00 (charge).
A variable for the number of characters assigned to 8 (numChars).
A variable for the color of the characters assigned to "gold" (color).
A variable for the wood type assigned to "oak" (woodType).
Write the rest of the program using assignment statements and if statements as appropriate. The output statements are written for you.
Execute the program by clicking the Run button at the bottom of the screen. Your output should be: The charge for this sign is $82.0.
Using the computer language in python to write a function code that personalized house signs
Writting the code in python:#Assign varibles
charge = 0.00
numChars = 8
color = "gold"
woodType = "oak"
#Checking for number of characters
if numChars > 5:
charge = 35 + (numChars-5)*4
elif numChars > 0:
charge = 35
#Checking wood type
if woodType == "oak":
charge += 20
#Checking for color
if color == "gold":
charge += 15
#Print output
print("The charge for this sign is $"+str(charge)+".")
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Should a UDP packet header contain both Sour Port # and Destination Port #?
Yes, a UDP packet header should contain both Sour Port # and Destination Port #.
Which fields are included in a UDP header?The fields that one can see in a UDP header are:
Source port :This is known to be the port of the device that is known to be sending the data. This field is one that a person can set to zero only if the destination computer do not require one to reply to the sender.
Destination port :This is known to be the port of the device that is said to be getting or receiving the data.
Hence, to the answer above, my response is Yes, a UDP packet header should contain both Sour Port # and Destination Port #.
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How serious are the risks to your computer security?
Why is it important to protect a Wi-Fi network? What should you do to protect your Wi-Fi network?
Explanation:
classify the types of digital computer with short description
Discuss the key benefits organisations like Amazon gain after adopting Cloud Computing.
Answer:
larger access to storage and the ability to send and receive information at improved speeds
what is the factor of 200
The Factors of 200 are: 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100 and 200.
What are factors of a number?In math, the factors of any number or algebraic expression is known to be that number that can be able to divides another number or expression in an even way.
Therefore, The Factors of 200 are: 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100 and 200 because they can divide 200 evenly without reminder.
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hybird computers have the speed of analog computer and accuracy of digital computer true or false
Hybrid computers have the speed of analog computer and accuracy of digital computer is a true statement.
What are the computers about?Hybrid Computer are known for the features they have such as the fact that they have both analogue and digital computer and as such it can be as fast like analogue computer.
Hence, Hybrid computers have the speed of analog computer and accuracy of digital computer is a true statement.
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Research the design basis threat (DBT) in terms of Cybersecurity for an organization of your choice. Discuss what the Cybersecurity objectives should be for that organization and what those objectives should address?
A Design Basis Threat (DBT) is known to be a characteristics of any given or potential insider and also those of external adversaries, that may try to have or gain unauthorized removal or sabotage, against a physical protection system that was set up designed and evaluated.
What are Cybersecurity objectives?Cybersecurity aims are:
To protect computer system, To protect networks, To protect software programs from such cyber attacks.Note that a lot of digital attacks are targeted at accessing, changing, or deleting sensitive information as well as others.
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the size of a newly created folder on the computer is
Answer:
2,345,696 bytes
Explanation:
in order to figure out how many bytes a newly created folder is right click the folder and go into properties
Presentations must have what to be efffective
Answer:
eye contact with the audience, thorough research, you must give your audience time to ask questions
Record the issue of 4,000 shares of $5 par value common stock for $35000 cash
The outcome are:
Cash = $35,000Common Stock $ 5 Par Value = $20,000Paid-in Capital in exc of par val CS = $15,000What is the shares about?Shares are known to be the units of measurement for any equity ownership that is found in a corporation.
Note that in the case above, since the Corporation were said to have issued 4000 shares. the cash they have is $35,000.
To get the Paid-in Capital in exc of par val CS =
Cash ($35,000) - Common Stock $ 5 Par Value ($20,000)
= $15,000
Therefore, The outcome are:
Cash = $35,000Common Stock $ 5 Par Value = $20,000Paid-in Capital in exc of par val CS = $15,000See the question below
A Corporation issued 4000 shares of $5 par value common stock for $35,000
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I am trying to sum up a set of data based on 2 criteria (needs to have "green" in column E, and "January 2020" in collum A). Column D is the set of numbers I need to add. I am getting "Error, array arguments in SUMIFS are of different size.
In summing the set of data using the 2 criteria, the best way to do it is to avoid the error is that On cell G16, one should type the formula "=SUMIF(G2:G11, ">=40")".
What is the code about?In computing, Formulas seen In Microsoft Excel are known to be employed to be able to generate some outcome or values to any cell.
Note that the formula need to begin with an equal sign. The formula that is written above has the function "SUMIF" that helps to give the sum of numeric values as a result of the condition.
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Fill in the blanks to help write this professional e-mail:
✔ Hello Mr. King,
My boss asked me to get feedback from an expert on our proposed project schedule.
✔ Would you be willing to look at my document?
The file is attached.
✔ If you can get your feedback to me by the end of the week, that will help me meet my deadlines.
✔ I appreciate your help,
Sam
The Fill in the blanks of this professional e-mail is given below:
What is the email about?The Manger,
Dangete group.
To Mr. King,
Email on project presentation scheduleI want to inform you regarding the project. My boss asked me to get feedback from an expert on our proposed project schedule. I do not know if you be willing to look at my document and if you are, The file is attached.
The project has a fixed deadline and as such, If you can get your feedback to me by the end of the week, that will help me meet my deadlines. Thanks for your understanding. I appreciate your help.
Yours faithfully,
San
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3.12.1: LAB: Instrument information (derived classes)
class Instrument:
def __init__(self, name, manufacturer, year_built, cost):
self.name = name
self.manufacturer = manufacturer
self.year_built = year_built
self.cost = cost
def print_info(self):
print('Instrument Information:')
print(' Name:', self.name)
print(' Manufacturer:', self.manufacturer)
print(' Year built:', self.year_built)
print(' Cost:', self.cost)
class StringInstrument(Instrument):
# TODO: Define constructor with attributes:
# name, manufacturer, year_built, cost, num_strings, num_frets
if __name__ == "__main__":
instrument_name = input()
manufacturer_name = input()
year_built = int(input())
cost = int(input())
string_instrument_name = input()
string_manufacturer = input()
string_year_built = int(input())
string_cost = int(input())
num_strings = int(input())
num_frets = int(input())
my_instrument = Instrument(instrument_name, manufacturer_name, year_built, cost)
my_string_instrument = StringInstrument(string_instrument_name, string_manufacturer, string_year_built, string_cost, num_strings, num_frets)
my_instrument.print_info()
my_string_instrument.print_info()
print(' Number of strings:', my_string_instrument.num_strings)
print(' Number of frets:', my_string_instrument.num_frets)
** I REALLY NEED HELP**
definitiva year vuelta const
Pretend you work with a lot of different documents in an internship with a software development company. What kinds of actions can you take to keep your files, folder names, folder structure, and yourself organized? Be thorough in your answer.
In the case above, I will categories my files and also my folders using as names and structures. The file name will help me to know identify the file in fast time.
What is file structure?A file structure is known to be the ways or combination of depiction for data in files.
Hence, In the case above, I will categories my files and also my folders using as names and structures. The file name will help me to know identify the file in fast time.
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