Answers by Zecong Hu
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Answers by Zecong Hu

Answers by Zecong Hu
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a ball is thrown vertically upward. after t seconds, it's height h ( in feet) is given by the function h(t) =80t -16t^2. what is the maximum height that the ball with reach. Do not round answer. Height
answered Jul 20, 2023
5 votes
93.7k views
If X represents height and Y represents wingspan the slope represents the relationship between the wingspan and arm span what is the y-intercept represent?
answered Jul 16, 2023
5 votes
171k views
Describe the relationship between <1 and <5
answered Jul 5, 2023
4 votes
67.3k views
Which sentence from the story BEST shows that dragon boat racing is an important part of Chinese culture? "We need a drummer to keep the rhythm of the paddlers' strokes...." "Her team, the Fire Breathers,
answered Jan 15, 2023
3 votes
195k views
Which plant structures are common to all angiosperms? spores flowers cones endoskeleton
answered Nov 25, 2022
10 votes
184k views
Which of the following statements about air is TRUE? A. Air is not a source of resistance. B. Air has mass, but not inertia. C. Air is not affected by human movement. D. None of these statements are true.
answered Aug 20, 2022
5 votes
133k views
You have 5/6 hour (hr) to take a three-part test. You use 1/3 hr for the first section and 1/4 hr for the second How much time do you have left to finish the last section of the test?
answered Aug 15, 2022
7 votes
24.5k views
Which of the following statement accurately describes Odysseus's words to the cyclops
answered Jul 31, 2022
1 vote
225k views
Factor the expression: 14x + 21y – 7z
answered Feb 4, 2022
4 votes
79.8k views
Please no files or links and your works
answered Jan 15, 2022
2 votes
18.1k views
14. The releasing of the mature egg is a process called disintegration fertilization menstruation ovulation
answered Dec 3, 2021
5 votes
61.5k views
Jerry has a credit card that uses the average daily balance method. For the first 14 days of one of his billing cycles, his balance was $1050, and for the last 16 days of the billing cycle, his balance
answered Nov 25, 2021
1 vote
20.6k views
Where is energy stored in biomolecules
answered Oct 5, 2021
1 vote
137k views
two-eighths of the students are boys. If there are 13 boys in the class, how many students are there in all?​
answered Sep 27, 2021
3 votes
66.4k views
PLEASE ASAP .............
answered Sep 2, 2021
1 vote
20.3k views
In the figure below find the missing angles
answered Jul 14, 2021
3 votes
102k views
James is trying newton's 2nd law of motion he tries to move four different objects with different Mass, Shape, and size from point a to point b. A toy car, a car kitchen table, and a refrigerator. what
answered Jun 23, 2021
1 vote
33.7k views
2x+y=7 solve for y. what is the answer?
answered Jan 27, 2021
4 votes
45.8k views
A color printer prints 6 pages in 3 minutes how many pages it prints per minute
answered Jan 17, 2021
5 votes
38.3k views
A ball moves along a smooth metal surface while an identical ball moves along concrete. Which surface exerts a smaller amount of frictional force on the ball?
answered Jan 5, 2021
1 vote
224k views
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