Formulas you should already have memorized

SwaGGeReR
Fri, 09 Oct 2009 21:55:30 +0000

Harmonic motion comes in handy when you need to find the average speed over a distance.

2xy/x+y

Also, combinations and permutations can come in handy. These should be easy if you have a calculator.

Combinations: order doesn’t matter
Permutations: order does matter

^ These get really confusing sometimes though…