Answers by JDiMatteo
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Answers by JDiMatteo

Answers by JDiMatteo
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Given a quadratic function, f(x) = ax 2 + bx + c has a negative leading coefficient and the vertex that has a negative y-coordinate. Determine the number of real zeros of the function.2 real zeros1 real
answered Oct 30, 2019
1 vote
137k views
Paco's AutoWash earns revenues of $9 per customer. In all,how many customers does Paco's AutoWash need to serve in order to have a total of $27 in revenue?
answered Aug 24, 2019
3 votes
39.2k views
The half-life of a radioactive substance is the average amount of time it takes for half of its atoms to disentegrate. Suppose you started with 200 grams of a substance with a half-life of 3 minutes. How
answered Jul 26, 2019
3 votes
163k views
​__________ on a matrix correspond to transformations of a system of equations.
answered Jul 13, 2019
0 votes
202k views
Pleaseeeee Help! A high coastal mountain range is on the western coast of a continent. Warm moist air blows from the west to east over the mountains. From this information you would expect the western
answered Jun 7, 2019
1 vote
92.7k views
The area of a rectangle , a, when the width is w and the length is 5 units longer than the width
answered Feb 19, 2019
4 votes
101k views
When spotting an overhead press the spotter would need to
answered Oct 10, 2018
5 votes
175k views
Which biome supports the least amount of life?
answered Jul 19, 2018
4 votes
94.5k views
What is the most pressing concern for the people and governments of the Middle East? A. animal extinction B. freezing temperatures C. water scarcity D. dust storms
answered Jun 27, 2018
4 votes
218k views
Find Y of the polygon
answered Jun 4, 2018
3 votes
116k views
How is nitrogen used in plants and animals?
answered May 9, 2018
2 votes
57.7k views
Which character said the following lines after Caesar's death? Romans, countrymen, and lovers! hear me for my cause, and be silent, that you may hear: believe me for mine honour, and have respect to mine
answered Apr 16, 2018
1 vote
162k views
Let f(x) = 4 – x^2-, g(x) = 2 – x. Find (f + g)(x) and its domain.
answered Feb 7, 2018
1 vote
87.4k views
Taro stated that when someone hits a golf ball with a club, the amount of energy the ball has changes, the amount of energy that the club has changes, and the total energy of the system that includes the
answered Nov 1, 2017
5 votes
7.5k views
Raccoons prefer woody areas and are omnivores, which means that they eat meat and plant materials. They are nocturnal, meaning that they are active at night. They are often eaten by mountain lions, gray
answered Oct 25, 2017
1 vote
32.0k views
What is a redshift? (question #3 on the paper, not sure if the graph on there will help)
answered Aug 24, 2017
3 votes
6.1k views
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