Saturday
May 25, 2013

# Posts by courtney

Total # Posts: 614

Physics
Two football players start from rest, 12 m apart. They run directly towards each other, both players accelerating. The first player has an acceleration of 5 m/s^2 and the second has an acceleration of 4 m/s^2. a) how much time passes before they collide? b) at the instant they...

trig
a tower standing on level ground is due north of piont N and due west of point W, a distance 1,500 feet from N. If the angles of elevation of the top of the tower as measured from N and W are 8 and 11, respectively, find the height of the tower.

Economics
1.Which of the following is NOT a decision that can be made at the margin? whether to grow beans or corn on large farm whether to hire 100 new workers or not whether to leave early in the moring or late in the day whether or not to go on vacation, I think this is the answer, c...

algebra 2
part 1 Describe the graphs of the functions f(x) = 2^x – 1 and g(x) = –2^x – 1. Part 2 Compare and contrast the domain and range of f(x) and g(x).

math
what is 1,000m3 mean. how do it get to the answer of 96,050 x 1,000 m3.

Biology
What is technolgy?

Algebra
Two numbers whose sum is 30 and product is 8800? How do I find that?

Algebra
Two numbers whose sum is 30 and product is 8800? How do I find that?

SCIENCE
How do you figure out the following ..?::::: Mass Number Number of Protons Number of Electrons (OF A ELEMENT) Number of Neutrons Thanks ~ Courtneeeey (:

Mathematics
The lengths of two opposing sides of a square are decreased by forty percent. By approximately what percent would the lengths of the other two sides have to be INCREASED so that the area of the new figure ( a rectangle) is the same as the area of the original square?

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