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Answers by MoustafaAAtta

Answers by MoustafaAAtta
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Verify that –(-x) is the same as x , for x = −4/5
answered Feb 12, 2022
2 votes
80.7k views
Calculate the Fermi energy and the conductivity at room temperature for germanium containing 5×10^16 arsenic atoms per cubic centimeter. (Hint: Use the mobility of the electrons in the host material.)Use
answered Dec 26, 2021
3 votes
145k views
What is statement of retained earnings?
answered Nov 30, 2021
3 votes
202k views
Given: f(x) 3x-1. g(x) 2x^2-3 =(3x-1) + (2x^2-3) = 3x-1 + 2x^2-3 =5x^2-4 can someone tell me if its correct, im not sure if i am ;-;​
answered Nov 21, 2021
3 votes
14.1k views
I need these ASAP please answer
answered Nov 12, 2021
5 votes
8.2k views
How would you do this
answered Oct 14, 2021
2 votes
95.3k views
A hot pack contains chemicals that can be activated to produce heat. A cold pack contains chemicals that feel cold when activated. A cold pack is placed on an injured leg. Indicate the direction of the
answered Sep 2, 2021
5 votes
138k views
If slavery had been outlawed, how do You think it affected the south economy
answered Jul 25, 2021
1 vote
132k views
How are breathing and cellular respiration similar? Both involve using ATP to fuel other chemical reactions. Both use oxygen and produce carbon dioxide. Both involve breaking down glucose to produce ATP.
answered Jul 6, 2021
2 votes
148k views
20 POINTS HELP!!!!!!!!!!
answered May 24, 2021
1 vote
37.1k views
(Financial application: compound value) Suppose you save $100 each month into savings account with an annual interest rate of 5%. Thus, the monthly interest rate is 0.05/12=0.00417. After the first month,
answered May 21, 2021
6 votes
58.2k views
Explain what the standard deviation is for a set of data.
answered May 2, 2021
7 votes
72.4k views
What is the volume of a cone that has a circumference of 155 feet and a height of 25 feet
answered Aug 13, 2020
2 votes
229k views
5. William Tell is said to have shot an apple off his son’s head with an arrow. If the arrow was shot with an initial speed of 58.0 m/s and the boy was 27.0 m away, at what launch angle above the horizontal
answered Apr 23, 2020
6 votes
168k views
How long is a prologue?
answered Sep 26, 2019
5 votes
204k views
Which word best completes this dialogue? —¿Qué piensas de estos jeans? —Me gustan. _____ que son muy buenos
answered Sep 10, 2019
3 votes
154k views
What ways does technology impact labor and demand
answered Apr 6, 2019
2 votes
18.0k views
Why did the united states create the national defense education act
answered Mar 10, 2019
4 votes
176k views
When an attacker decrypts an encoded message using a different key?
answered Mar 5, 2019
2 votes
229k views
A gas is placed inside a very cold box. the gas molecules transfer heat to the walls of the box. which best describes what happens to the gas as it cools down? the gas molecules slow down, and some change
answered Mar 2, 2019
5 votes
19.3k views
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