Answers by Robert Parker
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Answers by Robert Parker

Answers by Robert Parker
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An astronomer's infrared telescope is able to detect radiation with a wavelength of meters. Write this number in scientific notation.
answered Oct 15, 2023
3 votes
14.1k views
X - 4y=-20 x - 4y=-26
answered Jul 24, 2023
7 votes
43.9k views
I need help with this question. Determine if each trinomial is a perfect square trinomial. Write yes or no if yes factor it.
answered Mar 30, 2023
3 votes
231k views
What materials may a membrane be made of? a animal skin, plastic or rubber b cotton or nylon c glass or plastic d wood or metal
answered Jan 17, 2023
3 votes
8.7k views
PLEASE HELP! I NEED EXAMPLES! GIVING POINTS :)! Write one full descriptive paragraph about this. image
answered Nov 22, 2022
3 votes
22.9k views
What is the median of 17, 12, 28, 21, 14, 74, 32, 14, 25, 23
answered Oct 24, 2022
2 votes
169k views
Match each characteristic to the appropriate type of weathering
answered Aug 27, 2022
8 votes
121k views
Please help!! I'm stuck on this
answered Mar 25, 2022
5 votes
21.9k views
Need help with this
answered Feb 6, 2022
3 votes
202k views
I’m not really sure how to do this
answered Jan 10, 2022
6 votes
233k views
If you make $20,000 a year, how much do you make in a month?
answered Dec 14, 2021
6 votes
56.8k views
Map of the United States showing U.S. acquisitions, 1845 to 1848. States shaded in whole or in part are Texas, New Mexico, Colorado, Arizona, Utah, California, Nevada, Oregon, Washington, Idaho, Montana,
answered Jun 29, 2021
5 votes
129k views
You memorize a series of numbers by grouping them into sets of three and thinking of these sets as area codes. This is an example of:
answered Jun 29, 2021
4 votes
170k views
What were the three parts of Henry Clay's American System ​
answered Apr 28, 2021
2 votes
35.3k views
Ancient Egypt essay. Put a lot of information below about ancient Egypt.
answered Apr 17, 2021
3 votes
59.5k views
What is the opposite reciprocal for -1/5
answered Mar 26, 2021
2 votes
45.3k views
Difine the following terms (1) Revolution (2) Rotation ​
answered Mar 12, 2021
7 votes
192k views
(√123)² - (5√4)² The options are; 123 - 25 · 4 = 23, 123 - 25 · 2 = 73, 123 - 5 · 2 = 113, Can't solve it and all of the answers above are wrong.
answered Jan 20, 2021
4 votes
124k views
30 instance of subject verb rule application​
answered Dec 19, 2020
4 votes
71.3k views
Please awnser quick Evaluate: -8w + 3z when w = 2.2, and z = -9.1
answered Nov 24, 2020
3 votes
80.6k views
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