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GRE Formulas
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n!
_____
k!(n-k)!
Combination formula
n!
______
(n-k)!
Permutation Formula
P and F are independent
P(E&F)=P(E)xP(F)
P and F are mutually exclusive
P(E or F)= P(F)+P(E)
P or F when not mutually exclusive
P(E or F)=P(E)+P(F)-(PE and PF)
Sum of polygon interior angles
(n-2)(180)=sum of interior angles
Author:
burksee
ID:
261695
Card Set:
GRE Formulas
Updated:
2014-02-12 23:21:19
Tags:
Probability GRE Geometry
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Description:
Gre Study Math
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