Answers by PiotrWolkowski
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Answers by PiotrWolkowski

Answers by PiotrWolkowski
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25 POINTSSSS // A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. What is the maximum height, in feet, the ball will attain?
answered Mar 14, 2018
5 votes
8.7k views
Which set of words, below could be used to describe the disperal of seeds to a new region 1.wings, legs, migration 2.invasive, exotic, continental drift 3.biogeography, adaptation, survival, 4.wind, water,
answered Feb 12, 2018
3 votes
194k views
A concert charges $24.50 per daily adult ticket and $13.75 per child’s ticket. A group of 90 people paid $1560.00 for tickets. Write a system of equations that could be used to find x, the number of adult
answered Dec 20, 2017
4 votes
79.2k views
The change in electrical potential energy per unit of charge that is moved from one place to another is known as ______?
answered Sep 26, 2017
4 votes
112k views
Who is Jeannette Rankin?
answered Jun 29, 2017
5 votes
57.0k views
I need some help on this question guys! As the number of pages in a photo book increases, the price of the book also increases. There is an additional shipping charge of 15%. The price of a book can be
answered Jan 6, 2017
4 votes
93.5k views
Which of the following in an identity? a. sin^2(x)sec^2(x)+1=tan^2(x)csc^2(x) b. (csc(x)+cot(x))^2=1 c. sin^2(x)-cos^2(x)=1 d. csc^2(x)+cot^2(x)=1
answered Oct 29, 2016
7 votes
89.0k views
Why are penguins a popular feature in aquariums and zoos
answered Jan 27, 2016
3 votes
79.6k views
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