http://upload.wikimedia.org/math/4/2/f/42fa657994ca819eccfcf2b36296ddf9.png(adsbygoogle = window.adsbygoogle || []).push({});

Sorry I can't display images on these forums.

That is the equation of finding the trajectory of a projectile with gravity and air resistance.

I know that

m = mass

vº = initial velocity

e = 2.71828

g = -9.81m/s²

What do those other variables stand for?

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# What are these variables?

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