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Wich expression is equivalent to- 7x^2-(8x-5)+(5x-3x^2) a. 4x^2-3x+5 b. 10x^2-3x+5 c. 4x^2-3x-5 d. 10x^2-13x+5
answered
Dec 26, 2024
Mathematics
college
2
votes
21.4k
views
A security engineer is attempting to increase the randomness of numbers used in key generation in a system. The goal of the effort is to strengthen the keys against predictive analysis attacks. Which of
answered
Nov 29, 2024
Computers and Technology
high-school
4
votes
196k
views
Which of the following statements best explains the difference between a gas and a vapour? A. Unlike gases, vapours are liquids at room temperature B. Unlike gases, vapour can easily be condensed into
answered
Nov 7, 2024
Chemistry
high-school
6
votes
34.3k
views
Many think Daniel Webster's summation at a murder trial inspired this man to write "The Tell-Tale Heart" a) Edgar Allan Poe b) Mark Twain c) Nathaniel Hawthorne d) Ralph Waldo Emerson
answered
Jul 1, 2024
History
high-school
5
votes
10.9k
views
Which word is the adverb? 1) Alex 2) carefully 3) checked 4) answers
answered
Jun 11, 2024
English
high-school
5
votes
93.3k
views
Kylie must complete 50 hours of community service. She does 5 hours each day. The linear equation y = -5x + 50 represents the hours Kylie has left after x days. For the graph of this equation, what does
answered
May 22, 2024
Mathematics
high-school
6
votes
96.5k
views
For a steady uniform flow of an incompressible liquid that enters a pipe, which of the following is true for the entrance region? a. the maximum velocity increases with distance from the entrance. b. the
answered
Jan 7, 2024
Physics
high-school
6
votes
105k
views
Select all the Transformations that will result in a congruent figure
answered
Oct 14, 2023
Mathematics
college
1
vote
204k
views
The number y of calories burned after x minutes of kayaking is represented by the linear function y=4.5x . The graph shows the number of calories burned by hiking. (graph here) a. Which activity burns
answered
Aug 10, 2023
Mathematics
middle-school
7
votes
16.0k
views
The human body is a complex system. Which pair of systems below is most directly required to make the human body move?
answered
Apr 21, 2023
Biology
high-school
5
votes
229k
views
¿Vas a comprar algo en la juguetería? No, no voy a comprar A. tampoco B. nada C. algo D. nunca
answered
Apr 19, 2023
Spanish
high-school
5
votes
193k
views
1. Who was Marie Daly? What did she accomplish? 2. What is BTB and what is it used for? 3. How does carbon dioxide get replenished in water? What is the pH of carbon dioxide in water? 4. What happens to
answered
Mar 29, 2023
History
college
11
votes
18.4k
views
Write a quadratic function f whose zeros are - 7 and -5.f(x) = 0
answered
Mar 17, 2023
Mathematics
college
6
votes
139k
views
There is a lot of discussion and concern about how the media influences young people today. Is the media always a negative influence? Why or why not?
answered
Oct 18, 2022
Social Studies
high-school
4
votes
183k
views
There is a lot of discussion and concern about how the media influences young people today. Is the media always a negative influence? Why or why not?
answered
Oct 18, 2022
Social Studies
high-school
4
votes
183k
views
There is a lot of discussion and concern about how the media influences young people today. Is the media always a negative influence? Why or why not?
answered
Oct 18, 2022
Social Studies
high-school
4
votes
183k
views
Which one is correct??
answered
Oct 13, 2022
Spanish
high-school
4
votes
142k
views
Anna enjoys dinner with her family at a restaurant in Washington, D.C. She leaves a 15% tip on the price of her meal. She also has to pay a 10% sales tax on her meal, which is calculated on the pre-tip
answered
Sep 13, 2022
Mathematics
high-school
3
votes
74.8k
views
What is the term for funds (money) that support workers' retirements? A. old-age pension B. workers' savings C. labor unions D. strike fund Haven't learned this yet.
answered
Aug 28, 2022
History
college
7
votes
117k
views
A school’s auditorium can hold a maximum of 450 people. The school is holding a talent show where 35 students will perform. The school pre-sold 345 tickets to the show and will now allow the performers
answered
Mar 31, 2022
Mathematics
high-school
5
votes
58.1k
views
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