menu
QAmmunity.org
Answers by Rafael Valente
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Answers by Rafael Valente
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Answers by Rafael Valente
Filter
User Rafael Valente
Recent activity
All questions
All answers
Math lol ..........20 characters
answered
Dec 28, 2023
Mathematics
high-school
9
votes
67.4k
views
In the equation below, variables X and Y represent two matrices. Which property of matrix addition is illustrated below? X+Y=Y+X O inverse property O commutative property O associative property O identity
answered
Dec 17, 2023
Mathematics
high-school
8
votes
22.0k
views
Which of the following would you list as a non-essential expense? a. A fashionable pair of blue jeans. B. Electricity for your home. C. Insurance on your car. D. A bill for data usage on a smart phone.
answered
Dec 14, 2023
Arts
high-school
8
votes
96.0k
views
Are the prokaryote’s components right?
answered
Dec 11, 2023
Biology
high-school
7
votes
127k
views
a 72-year-old man with a history of chronic tobacco use presents to clinic with a complaint of increasing dyspnea while walking to his mailbox. physical examination reveals decreased breath sounds, hyperresonance
answered
Aug 16, 2023
Medicine
college
1
vote
23.9k
views
GIVE ONE WORD FOR:- (Marks: 1⁄2 x 2 = 1) 1. Making one feel very tired- Try to reach an agreement
answered
Jul 30, 2023
English
high-school
7
votes
216k
views
ABC is and isosceles triangle. ACDE is a parallelogram. Find BCD
answered
Feb 10, 2023
Mathematics
high-school
5
votes
104k
views
What is the law conservation of mass
answered
Dec 25, 2022
English
high-school
2
votes
224k
views
Describe what is wrong with this sentence: "When you kick a soccer ball, you create new kinetic energy!"
answered
Dec 24, 2022
Chemistry
high-school
3
votes
20.8k
views
Identify two pairs of similar triangles. Explain why they are similar.
answered
Nov 16, 2022
Mathematics
high-school
4
votes
121k
views
Can someone plz help with this, this is one question, the choices for the first option are; coin, quartered spinner, number cube, or two coins. The choices for the second option are; 5, 4, 20, or 3. And
answered
Sep 2, 2022
Mathematics
college
9
votes
4.1k
views
For every gene, how many alleles do you typically have in total?
answered
Jul 31, 2022
Biology
middle-school
4
votes
39.2k
views
HELP ME PLEASEEEEEEEEEE A Look Above by Jason Starrs Look up at the night sky, and you might find a display of stars. But do you know the name of these stars? The most recognizable collection of stars
answered
Jul 14, 2022
English
college
4
votes
53.9k
views
How can poetry be visualized?
answered
Apr 20, 2022
English
college
3
votes
89.3k
views
Why do some people consider the way the media cover candidates for public office bad for democracy? A. People tend to vote for the candidates who they find most appealing, rather than the ones whose beliefs
answered
Feb 15, 2022
History
high-school
3
votes
4.7k
views
Archer shoots his arrow towards a target at a distance of 90 m and hits bullseye . Calculate the acceleration and time taken by the arrow to hit the target with a velocity of 90.0 m/s
answered
Oct 22, 2021
Physics
high-school
5
votes
131k
views
If Barcelona is organized by restaurant, with everyone who works in a restaurant reporting to the same manager, it has a divisional structure. Advantages of this structure include: A. Economies of scale
answered
Sep 1, 2021
Social Studies
high-school
5
votes
159k
views
Which of these can be a disadvantage of reproducing asexually? A. Asexual reproduction produces offspring that are genetically identical to their parents. B. The population size of animals that reproduce
answered
Aug 31, 2021
Biology
middle-school
2
votes
200k
views
Please help me please
answered
Jul 28, 2021
History
high-school
2
votes
12.2k
views
Please select the word from the list that best fits the definition The interactive process through which people leam the basic skills, values, beliefs, and behavior patterns of a society.
answered
Jul 1, 2021
Biology
middle-school
1
vote
205k
views
Page:
1
2
next »
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
4.7m
questions
6.1m
answers
Search QAmmunity.org