reading
the world is a beautiful place
geometry
i want to know what is quadrilaterals
Accounting
1. Using the high-low method, estimate the linear relationship y = a + bX, where y is the total annual operating cost of a helicopter and X is the number of round-trips it makes to JFK airport during the year. When x = 1000, y = $300*1000 = $300,000 When x = 2000, y = $250*200...
physics
A hydrogen nucleus has a radius of 1 x 10-15 m and the electron is about 5.3 x 10-11 m from the nucleus. Assume the hydrogen atom is a ball with a radius of about 5.3 x 10-11 m and the nucleus is a ball with a radius of 1 x 10-15 m. How much work (in electron volts) must be pe...
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