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Simplify √100a² - | -2a |. Assume that "a"is a positive number. A. 8a B. 10a C. 12a I need help T-T
answered Sep 19, 2020
2 votes
197k views
A cart loaded with bricks has a total mass of 17 kg and is pulled at constant speed by a rope. The rope is inclined at 25 degrees above the horizontal and the cart moves 22.8 m on a horizontal floor. The
answered Jul 1, 2020
4 votes
208k views
The graph at the right shows the force needed to pull a bow back as the string is pulled further and further. A. How much work is done pulling the bow back to 30cm? B. If a 30g arrow is shot from the bow,
answered Dec 14, 2019
4 votes
116k views
Can someone please help me with this question? Which graph do I pick?
answered Sep 29, 2019
1 vote
149k views
This Egyptian city was known as the intellectual center for science and medicine. Alexandria Cairo Thebes Memphis
answered Jul 13, 2019
2 votes
205k views
A tool used to measure small distances and lengths.
answered Jul 13, 2019
4 votes
178k views
How do cells correct errors in DNA that would disrupt their function? Enzymes use the surrounding sections of the DNA to determine the correct structure; then they repair the errors by replacing atoms
answered Dec 11, 2018
2 votes
56.8k views
I need help solving this and getting the and checking it?
answered Sep 6, 2018
5 votes
103k views
Express the complex number -3i in trigonometric form.
answered Aug 22, 2018
3 votes
103k views
According to scientific evidence the age of the earth is about
answered May 20, 2018
7 votes
134k views
The "Neo-Impressionists,” as they were called at the time, believed that _____ was the proper subject for their painting.
answered Feb 25, 2018
2 votes
229k views
What is the mean of the following data values? 53, 71, 89, 10, 87 A. 62 B. 71 C. 82 D. 51
answered Jul 18, 2017
5 votes
48.7k views
The body is over ____ percent water. 20 60 75 80
answered May 4, 2017
1 vote
131k views
36.8% of what number is 28.52?
answered Jul 23, 2016
1 vote
81.9k views
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